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NCPP - National Center for Pavement Preservation Library Collection
We are currently building our Library. We are constantly adding documents so check back often. Here is a current list of the available documents in our library: 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
0 - 9 1998 Guide Specification for Asphalt Rubber Stress Absorbing Treatments Specification for asphalt-rubber stress absorbing treatments based on CALTRANS standards. 2002 Status of the Nation's Highways, Bridges, and Transit:: Conditions & Performance This Executive Summary presents data and statistics on the U.S. highway pavement and bridge network with respect to condition, performance, mobility, transit, and physical characteristics. 2004 Status of the Nation's Highways, Bridges, and Transit:: Conditions & Performance This Report presents data and statistics on the U.S. highway pavement and bridge network with respect to condition, performance, mobility, transit, and physical characteristics. Data on the national rail system and other transport modalities are also provided. 2005 Report to the Governnor and Legislature on New Jersey's Roadway Pavement System The report for fiscal year 2005 contains detailed information on New Jersey's roadway pavement system, including and inventory and discussion of the type and condition of various roads in the state network. 21st Century Asset Management - Executive Summary In October 1997 AASHTO and FHWA jointly sponsored a two-day executive workshop on asset management to evaluate current asset management practices, technologies, and tools, and to develop a strategy for moving forward a cooperative asset management initiative. This document summarizes the deliberations and findings of the workshop, and the recommendations made for moving this initiative forward. 6th National Conference on Transportation Asset Management This circular summarizes the content of the conference’s sessions and presentations. The moderator for each session prepared a summary of his or her session as well as summaries of the individual topics included in the session. The intent of this circular is to provide a record and reference of the conference topics so that future deliberations and conferences can build on these efforts. A A Comparison of Properties of Laboratory Prepared Cold Mixed Emulsified And Hot Mixed Asphalt Mixtures. Phase I The 1.4:1 equivalency ratio for emulsified asphalt mixtures when used in place of HMA concrete. A Comparison of Properties of Laboratory Prepared Cold Mixed Emulsified And Hot Mixed Asphalt Mixtures. Phase II The 1.4:1 equivalency ratio for emulsified asphalt mixtures when used in place of HMA concrete. A Field Verification Instrument to Assess the Placement Accuracy of Dowel Bars and Tie Bars in PCCP This report describes the design and construction of a prototype instrument for location of steel dowel bars and tie bars in highway concrete. A Framework for Developing Stochastic Multi-Objective Pavement Management Systems Sound management of pavement infrastucture requires tools to optimally guide activities. A Helping Hand in Preserving Our Pavement Investment The FHWA offers Pavement Preservation Technical Assistance to aid states in developing, expanding or improving their Pavement Preservation programs. A Life Cycle Cost Analysis of Rigid Pavements The Texas Department of Transportation commissioned a research project in 1996, summarized here, to promote life cycle cost analysis of rigid pavements throughout the TxDOT districts by developing a uniform methodology for performing life cycle cost analysis that will eventually include all pavement types. A Mechanistic Evaluation of Mixes Containing Conventional and Polymer Modified (Styrelf) Asphalts A Pocket Guide to Asphalt Pavement Preservation Overview on Pavement Preservation, its benefits, and steps to start a PP program. A Preliminary Investigation of the Affects of Aggregate Absorption on Pre-Mix Water Quantities, Consistency and Set Time Results of an investigation to determine the affect of aggregate absorption on pre-mix water requirement, consistency and time of set. A Quick Check of Your Highway Network Health This 8-page guide presents easy to understand examples of highway network evaluation. The concepts of "remaining service life" (rsl) and "lane-mile-years" are introduced and discussed. This publication is useful for practitioners in gaining a better understanding of asset management and project planning. A Re-Evaluation of Seal Coating Practices Seal coating bituminous pavements, also referred to as chip sealing in this paper, is a common type of routine maintenance done by local governmental agencies in Minnesota. A Report on the SPS-3 Experiment on the Long Term Pavement Performance Project in the Southern Region The cost-effectiveness and timing for application of preventive maintenance treatments to asphalt pavement surfaces. A Shaker Method for Evaluating the Quality of Cured Slurries Evaluation of a shaker method for testing the quality and performance of cured slurries. A Study of Benefits, Accomplishments, and Resource Needs of the Local Technical Assistance Program The accomplishments and benefits of the Technology Transfer Centers funded by the Federal Highway Administration. A Study of In-Place Rutting of Asphalt Pavements Evaluation of pavements experiencing rutting to classify various asphalt mixtures' performance. AASHTO Strategic Plan 2005 - 2010 Presents the AASHTO strategic plan for 2005-2010 as developed by the AASHTO Strategic Planning Task Force. AASHTO-AGC-ARTBA Summary Report on Materials and Technologies Activities and accomplishments of the Subcommittee on New Highway Materials and Technology. Acceptance Procedures for Dense-Graded Mixes: Literature Review SPR 323 Literature related to acceptance procedures for dense-graded mixtures is summarized, and the current state of practice and development of acceptance procedures are reviewed. Adequacy of Rut Bar Data Collection Review of rut bar data collection techniques, methodologies, and effectiveness. AEMA and the Asphalt Institute Short video missions and activities of the Asphalt Emulsions Manufacturers Association and the Asphalt Institute. Aggregates and Slurry Selecting appropriate aggregates for slurry seals to avoid problems and enhance performance. Aggregates for Slurry Seal and Microsurfacing Guidance and tables for the use of aggregates in slurry seals and microsurfacing. Aggregates, Skid Resistance and Slurry Seal Aggregate selection to enhance skid resistance in slurry seals. Air-Void Analyzer The use of air-void analyzers to assure adequate air space in fresh concrete to provide freeze-thaw protection. Airport Use of Polymer Modified Asphalts Airport Use of Polymer Modified Asphalts The use of SB and SBS polymer modifiers in asphalts used on airport runways. This brief paper includes some example case studies. Amish and Mennonite Transportation Report This report defines traffic, safety, and other pertinent transportation issues related to the use of horse and buggy modes of transport on the roadway network of Clark County, Wisconsin. The report is intended to respond by providing a thorough analysis of alternative solutions that have been explored in other Amish and Mennonite communities. An Analysis of the Performance of the Safelane™ Overlay during Winter 2005-06 Cargill Safelane™ is an anti-icing, anti-skid overlay surface constructed of a proprietary blend of specialized aggregate in an epoxy base. Prior to the 2005-06 winter season, Safelane™ was installed at eight locations around the U.S. From a winter maintenance perspective, the purpose of the testing was twofold: First, to determine the extent to which the overlay would extend anti-icing chemical effectiveness; and second, to determine whether there were any unforeseen problems arising with the use of the product. An Angular Parameter for Characterizing Road Surface Microtexture This paper deals with the development of a device for measuring road surface microtexture and determination of a microtexture parameter related to wet road/tire friction. An Asphalt Paving Tool for Adverse Conditions A software tool that simulates the cooling of an asphalt mat behind the paver under a variety of environmental conditions. An Evaluation of Dense Graded Asphalt-Rubber in Minnesota Evaluations presented include crack counting, resilient modulus, inplace air voids rutting, roughness, recovered penetration and cost considerations. Little or no perceived benefits to the roadway were found by this study at much higher costs. The primary benefit of this technique was identified primarily as being waste tire utilization. An Investigation of the Hardening of Asphalt Recovered from Pavements of Various Ages The purpose of this study was to determine how the hardening of asphalt in actual pavement cores varied with depth below the pavement surface. An Overview of Surface Rehabilitation Techniques for Asphalt Pavements As more roads reach terminal serviceability, pavement preservation becomes increasingly important. Analysis of New Zealand Chip Seal Design and Construction Practices Contact NCPP for Availability of Document: NCPP-E-C078 Evaluation and analysis of chip seal design and construction practices in New Zealand. Another Look at Chemkrete, Research Report 471-1 The purpose of this study was to investigate the effects of curing time and air void content on asphalt paving mixtures containing Chemkrete. Anticipation is Sweet - Roads & Bridges Magazine, Vol. 43, No. 6, June 2005 The comparative results of chip, crack, and slurry seals, and thin HMA in extending pavement service life, referencing the SHRP SPS-3. Antifreeze Admixtures for Concrete Chemical admixtures that reduce the need for wintertime thermal protection of freshly placed concrete. Chemicals were investigated for their ability to promote strength gain in concrete cured below 0°C. Application of LRFD Bridge Design Specifications to High-Strength Structural Concrete: Shear Provisions The objective of this research was to develop recommended revisions to the AASHTO LRFD Bridge Design Specifications to extend the applicability of shear design provisions for reinforced and prestressed concrete structures to concrete compressive strengths greater than 10 ksi. Applications Handbook for Ralumac (Microsurfacing System) Handbook covering the application of the Ralumac Microsurfacing System to asphalt pavements. ARRA Pavement Preservation Research Needs Compilation ARRA has recently compiled a list of recent pavement preservation research needs and active projects related to asphalt recycling and other forms of preservation treatment. The research "catalog" has been broken down by treatment type / topic area, or may be downloaded as a single document. Asphalt Descriptions, composition, chemistry, processing, and applications of asphalt. Asphalt Cement Chip Seals in Oregon Literature review and summary of construction and short term performance of asphalt cement chip seals. Asphalt Concrete Anti-Stripping Techniques Study results evaluating the effectiveness of anti-stripping additives in South Dakota HMA pavements. Asphalt Condition by Ignition: Round-Robin Experiment Experiment to determine the precision of the ignition method for measurement of asphalt content and gradation. Asphalt Emulsion Aggregate Mix Descriptions Descriptions of asphalt emulsion aggregate mixes. Asphalt Emulsion Manufacturing Today and Tomorrow Contact NCPP for Availability of Document: NCPP-EC102 Asphalt emulsion composition, chemistry, and methods of manufacture. Asphalt Emulsion Surface Treatment Descriptions Descriptions of fog seals, slurry seals, chip seals, sandwich seals, microsurfacing, cape seals. Asphalt Emulsion Surface Treatment Descriptions Descriptions of asphalt emulsion surface treatments including fog seals, slurry seals, chip seals, sandwich seals, microsurfacing, and cape seals. Asphalt Emulsions and Their Uses This 12 minute video provides an overview of AEMA, as well as the most common uses of asphalt emulsions. Technologies covered include chip seals, CIR, FDR, overlays, tack coats and fog seals. Asphalt Overlay Cost-Effectiveness This study investigates the performance of HMA overlays on HMA pavement on nine test sections. Asphalt Overlay Design Methods for Rigid Pavements Considering Rutting, Reflection, Cracking, and Fatigue Cracking Presents a performance evaluation of asphalt overlays applied to rigid concrete pavements. Asphalt Overlays of Concrete Pavements A Transportation Resarch Board Presentation, 68th Annual Meeting, January 22-26, 1989, Washington D.C. Asphalt Pavement Inspector's Manual 3rd Edition Asphalt composition, testing, inspection, sampling, and quality control procedures. Asphalt Pavement Maintenance Field Handbook This field manual provides guidelines for preventive asphalt pavement maintenance techniques. Asphalt Pavement Repair Manuals of Practice A compendium of good practices for asphalt concrete crack sealing/filling and pothole repair. Asphalt Rejuvenators The use of asphalt rejuvenators on drying pavements as cost-effective surface treatments. Asphalt Rubber Usage Guide Guidebook and manual covering the use of asphalt rubber in surface treatments and hot mixes. Asphalt-Aggregate Adhesion Short video on the use of asphalt emulsions to improve aggregate to asphalt adhesion, and stone retention. Assessing Cryogenic Testing of Aggregates for Concrete Pavements Current tests for determining an aggregate’s freeze–thaw durability can take up to 70 days to perform and results from these tests don't always correlate well with field performance. This report presents a prototypical test procedure for rapid determination of freeze–thaw durability. Asset Management Leads the Way to Customer Satisfaction A discussion of the Transportation Asset Management (TAM) Program. Asset Management Primer This manual is an update of the Strategic Highway Research Program (SHRP) manual of practice (SHRP-H-349) on concrete pavement repair. This research validated the repair procedures contained in the original SHRP manual, and presents updated guidelines and recommendations to assist highway maintenance agencies in planning, constructing, and monitoring the performance of concrete pavement joint resealing projects. Included in the manual are discussions pertaining to when joint resealing is appropriate, the types of sealant materials and construction methods that should be used, how each individual step in a joint resealing operation should be performed, and how the performance and costeffectiveness of joint seals can be evaluated. Asset Management Primer Asset Management, as described in this document, is a business process and a decision-making framework that covers an extended time horizon, draws from economics as well as engineering, and considers a broad range of assets. The Asset Management approach incorporates the economic assessment of trade-offs between alternative investment options, both at the project level and at the network or system level, and uses this information to help make cost-effective investment decisions. At the Crossroads: Preserving Our Highway Investment (Review) This excerpt from Street Talk Magazine, a publication produced by the San Francisco Metropolitan Transportation Commission, reviews the NCPP book "At the Crossroads" - an in-depth examination of the need for pavement preservation, and the obstacles forestalling its acceptance. Australian Asphalt Pavement Association Work Tips Index of downloadable "Pavement Work Tips" covering a wide range of preventive maintenance topics. B Basic Asphalt Recycling Manual - Part I This manual was produced to serve as a handy one-stop reference to those starting out in one of the various forms of asphalt recycling. In addition, it is hoped that this manual will provide additional useful information to those already involved in asphalt recycling. Basic Asphalt Recycling Manual - Part II This manual was produced to serve as a handy one-stop reference to those starting out in one of the various forms of asphalt recycling. In addition, it is hoped that this manual will provide additional useful information to those already involved in asphalt recycling. Basic Asphalt Recycling Manual - Part III This manual was produced to serve as a handy one-stop reference to those starting out in one of the various forms of asphalt recycling. In addition, it is hoped that this manual will provide additional useful information to those already involved in asphalt recycling. Behavior of Asphalt Paving Mixtures With and Without Chemkrete Modified Asphalt This thesis evaluates the potential of Chemkrete chemical for treating soft asphalt. Best Practices Handbook on Asphalt Pavement Maintenance Best maintenance practices for chip, fog, and slurry seals, microsurfacing, thin HMA overlays. Best Practices Handbook on Asphalt Pavement Maintenance Preventive, corrective, and emergency asphalt pavement maintenance best practices for MN. Best Practices in Environmental Stewardship Competition In recognition of state DOT environmental stewardship initiatives, and as a means of disseminating best practices, AASHTO announced in Spring 2003, a national competition for state DOTs to showcase their best practices in environmental stewardship. This report presents results of this national competition. Better Roads 2001 Full-Depth Reclamation Compendium of articles on Full Depth Reclamation. Bituminous Crack Filling Test Section on US-10 near Evart A performance evaluation of nine crack filling mixtures on 21 test sections of asphalt road. Bond Enhancement Techniques for PCC Whitetopping Examines the effectiveness of various techniques to enhance bond strength between a new PCC overlay and an existing concrete pavement surface. Bonded Concrete Overaly Performance in Illinois The performance, design, construction, maintenance,and costs of two bonded concrete overlay projects in Illinois. C California Capital Preventive Maintenance Program Guidelines Overview of the Capital Preventive Maintenance Program (CAPM) for increasing pavement life. California General Guidelines for Effective Maintenance Treatment Chart depicting application guidelines for a wide range of pavement preservation techniques. California Major Maintenance Guidelines Guidelines for California's major maintenance programs for pavement preservation. California State of the Pavement Report - 1999 Results and recommendations from the 1999 California Pavement Condition Survey (PCS). California's Recommended Maintenance Strategies Recommended strategies for implementing preventive maintenance measures on California roads. CALTRANS Maintenance Technical Advisory Guide (MTAG) Comprehensive guide on construction materials and practices, and preventive maintenance techniques. Canadian Method for the Design of Cold In-Place Recycling Mixtures Preparation, selection, and testing of cold in-place recycling mixtures. Capital Preventive Maintenance Program This MDOT document provides guidance on the use of preventive maintenance treatments, including thin overlays, chip seals, microsurfacing, crack filling, concrete full depth repairs, concrete joint resealing and spall repair, and several others. Includes information on appropriate pavement conditions, extended service life, and purpose. Changing Our Way of Thinking: Have we Succeeded? Contact NCPP for Availability of Document: NCPP-E-C078 Assessment of how successful NDOT has been at changing project selection for their secondary road system. Characteristics of Crumb Rubber Binders & Mixtures Used in Nevada An evaluation of the benefits and performance characteristics of crumb rubber modified HMA. Characterization of Evotherm Warm Mix Binder This paper presents a method for performing a representative emulsion extraction using the Evotherm warm mix binder. Characterization of Unmodified and SBR Latex-Modified Evotherm® Warm Mix Binder A procedure to recover the representative emulsion residue for the Evotherm® warm mix system was developed.The polymer network formed in the SBR latex-modified Evotherm® residue does not prevent oxidation of the asphalt binder, but rather reduces the net effect of undesired changes in rheological properties of the asphalt binder upon age or oxidative hardening. Thus, modification with SBR latex polymer is expected to further prolong the service life of the Evotherm® warm mix asphalt pavement. Chemical Emissions from Slurry Surfacing Slurry surfacing contains chemicals such as emulsifier, break control additive, acids and bases as well as Portland cement or hydrated lime. At high concentrations some of these chemicals may pose a risk to the environment or to workers. The question is whether the low levels of chemicals emitted from the slurry process (fumes, run-off water) pose a significant hazard. Chemical Emissions from Slurry Surfacing Emulsifier, break control, acid, and Portland cement emissions can pose health risks. Chemically Modified Asphalt The effects of chemical pretreatment on asphalt emulsion properties and performance. Chemkrete Modified Asphalt A discussion regarding Chemkrete Modifier as a solution to improving, workability, deformation resistance, thermal cycling resistance, fatigue..... Chip Seal Application Checklist This checklist is one of a series created to guide State and local highway maintenance and inspection staff in the use of chip seals. The checklist series is provided through the joint efforts of the Pavement Preservation Program of the Federal Highway Administration (FHWA), and the Foundation for Pavement Preservation (FP2). Chip Seal Induced Rutting Study of the increase in pavement rutting on Nevada roads following chip seal application. Chip Sealing over Fabric in Borrego Springs The effectiveness of chip sealing over fabric in San Diego County, California. Chip Sealing Over Fabric in Borrego Springs Contact NCPP for Availability of Document: NCPP-E-C078 The effectiveness of chip sealing over fabric in San Diego County, California. Chip Sealing Over Fabric Retards Reflective Surface Cracks To use cost effective road maintenance methods, the County of San Diego uses a preventative maintenance system that utilizes surface treatments to extend the life of its roadways that have a sound structural section. This paper discusses the use and benefits of utilizing chip seals over geotextile fabric to retard reflective cracking. Chip Seals Short video on the benefits and applications of emulsion-based chip seals. Choosing the Right Road for Pavement Preservation The NCPP assists local roadway agency with the implementation of pavement preservation. Cold In Place Recycling: A Relevant Process for Road Rehabilitation and Upgrading Cold in-place recycling as a cost-effective means of rehabilitating distressed pavements. Cold In-Place Asphalt Pavement Recycling The application techniques and benefits of cold in-place asphalt recycling with New Mexico field study results. Cold In-Place Asphalt Recycling Application Checklist Project checklist covering CIR pavement preservation projects. Developed for maintenance forces. Cold In-Place Recycling Short video on the benefits and applications of cold in-place recycling (CIR) and asphalt emulsions. Cold In-Place Recycling (CIR) and Full Depth Reclamation (FDR) Across North America Overview of CIR and FDR of concrete and asphalt as alternatives to pavement rehabilitation. Cold In-Place Recycling Across North America The applications and benefits of cold in-place recycling (CIR) for pavement rehabilitation. Cold Mix Recycling and Full Depth Recycling Articles Collection of short articles on the benefits of cold mix and full depth recycling. Cold Recycling of K-96, Scott County, Kansas The results of a cold in-place recycling test project in Scott County, Kansas. Comparison of Conventional Versus Modified Surface Seals With Three Aggregate Types This paper describes a three year field study of various materials used for surface seal treatments applied to a low volume, bituminous pavement. Comparison of Emulsion Residues Recovered by Forced Airflow and RTFO Drying A modified version of the Rolling Thin Film Oven (RTFO) test method developed for extracting emulsion residues. Comparison of Emulsion Residues Recovered by the Forced Airflow and RTFO Drying The researchers tested the RTFOT procedure and compared against BASF's forced airflow drying method using the SBR latex modified CRS-2 and CSS emulsions. Test results demonstrate that these two different drying methods provide the emulsion residue having identical rheological properties. Optical microscope observation, again, confirmed the microscopic SBR polymer network in the residue by RTFO drying. Computer-Based Guidelines for Concrete Pavements, Volume I Documents the investigation, modeling and validation of the enhanced High PERformance PAVing (HIPEPAV®) II software package. HIPERPAV II primarily incorporates a set of guidelines for the proper selection of design and construction variables to minimize early-age damage to Jointed Plain Concrete Pavement (JPCP) and Continuously Reinforced Concrete Pavement (CRCP). Computer-Based Guidelines for Concrete Pavements, Volume II: Design and Construction Guidelines Documents the investigation, modeling and validation of the enhanced High PERformance PAVing (HIPEPAV®) II software package. HIPERPAV II primarily incorporates a set of guidelines for the proper selection of design and construction variables to minimize early-age damage to Jointed Plain Concrete Pavement (JPCP) and Continuously Reinforced Concrete Pavement (CRCP). Concrete Pavement Rehabilitation - Guide for Diamond Grinding This Technical Bulletin recommends procedures for selecting, designing, and construction of diamond grinding in Portland cement concrete pavements. Condition-Based Determination of Preservation Needs of a Road Network Contact NCPP for Availability of Document: NCPP-E-C078 This paper describes a method that uses the condition of pavements to make preservation treatment recommendations. Constructability of Longitudnal Construction Joints in Hot-Mix Asphalt Pavements with Sealers to Retard Future Deterioration Contact NCPP for Availability of Document: NCPP-E-C078 This paper documents the installations and problems related to HMA longitudnal joint construction. Construction and Performance Evaluation of NovaChip in Pennsylvania an Ultra Thin Hot Mix Asphalt Resurfacing Construction Engineering and Management Research Program This report presents the results of a survey which was used to determine problem statements and a research roadmap for highway construction engineering. Construction-Related Asphalt Concrete Pavement Temperature Differentials and Corresponding Density Differentials The detrimental effects of low compaction temperatures on aggregate segregation. Context Sensitive Roadway Surfacing Selection Guide This guide documents the available options for roadway surfacing, and provides a decision-making process to allow consideration of all conventional engineering design factors, such as, structural capacity, performance, durability, safety, life-cycle costs, but will also allow consideration of aesthetics, context compatibility, and environmental impacts. Cost-Effectiveness of Geotextiles, Review of Performance on Alaskan Roads Study covering the performance and cost-effectiveness of geotextiles on Alaskan Roads. Crack Seal Application Checklist This checklist is one of a series created to guide State and local highway maintenance and inspection staff in the use of various crack sealing techniques. The checklist series is provided through the joint efforts of the Pavement Preservation Program of the Federal Highway Administration (FHWA), and the Foundation for Pavement Preservation (FP2). Crack Seal Application Fact Sheet Guidance for State and local agencies in the use of innovative preventive maintenance techniques. Crack Sealing & Crack Filling Specifications Specifications for Crack Sealing & Filling from the Nova Scotia Department of Transportation and Public Works. Crack Sealing and Repair of Older Serviceable Bridges Using Polymer Sealers The feasibility of using High Molecular Weight Methacrylate and EPOXY Healer polymer sealers for crack sealing and repair of older serviceable bridges. Crack Sealing: Proper Preparation and Application Procedures Crack sealing procedures and preparation for the repair of asphalt concrete pavements. Crumb Rubber Modifier (CRM) Technologies A detailed description of four different crumb rubber technologies. Current and Future Use of Nonbituminous Components of Bituminous Paving Mixtures The use of nonbituminous asphalt components are discussed, and categorized as value-added recovered or reprocessed materials, waste products, or byproducts. D Deformability of Shredded Tires This report describes three separate studies that examine the deformability of shredded tire fill material. Density of Asphalt Concrete - How Much is Needed? The two methods that have been used to measure bulk density of asphalt mixture are physical measurements of cores and nuclear gage. The nuclear gage is fast and non-destructive but is not as accurate as the core method. Design and Durability of Asphalt Seal Coats The use of polymer modified emulsions for th epurpose of seal coat construction is gaining popularity because these binders have apparent good intital chip retention. However, the polymer modified emulsions are more expensive than the regular emulsions, and not enough research has been done to assess the cost-effectiveness of these binders. Design Methods for Hot-Mixed Asphalt-Rubber Concrete Paving Materials Selecting asphalt-rubber material proportions; construction guidelines and specifications. Design, Construction, and Performance of Microsurfacing for Urban Pavements Results of a Toronto research study on the effectiveness of microsurfacing as a pavement rehabilitation technique. Detectable Warning Products Installation, Maintenance, and Durability Considerations, Final Report Compilation of research on the durability and maintenance of detectable warnings systems. Detection of Stripping in Hot Mix Asphalt - Final Report Stripping of HMA is the loss of adhesion between the asphalt cement and aggregate surface. Determination of Bridge Deck Subsurface Anomalies by Infrared Thermography and Ground Penetrating Radar The use of infrared thermography and ground penetrating radar to find subsurface anomalies, delaminations and de-bonding, on asphalt concrete overlaid concrete bridge decks. Determining the Causes of Top-Down Cracks in Bituminous Pavements Factors affecting load-induced tensile stresses and susceptibility of pavements to TDC. Determining the Percent and Grade of Recycling Agent to Use for Cold Recycling of Asphalt Concrete State of Colorado specifications on recycling agent characteristics in cold recycling of asphalt-concrete pavements. Development of Pavement Optimization System Presents a computerized method for network optimization analysis using performance models and life-cycle cost analysis to identify the most effective treatment. Development of the Caltrans Maintenance Technical Advisory Guide (MTAG) Contact NCPP for Availability of Document: NCPP-E-C078 Presents the development of the MTAG for California - a guidance manual covering pavement preservation and maintenance principles. Diamond Grinding Finish Profile on PCC Pavements Diamond grinding is an innovative finishing technique being tested by MoDOT on Route 60 in Butler County. It is designed to ensure a smoother ride and increased pavement durability. The finishing technique uses diamond-tipped blades in a large grinding wheel to smooth and cut grooves into the concrete pavement. Diamond Grinding Finish Profile on PCC Pavements Diamond grinding is an innovative finishing technique being tested by MoDOT on Route 60 in Butler County. It is designed to ensure a smoother ride and increased pavement durability. The finishing technique uses diamond-tipped blades in a large grinding wheel to smooth and cut grooves into the concrete pavement. Diamond Grinding Finish Profile on PCC Pavements Examines the potential impact of diamond grinding on the structural integrity and service life of PCC pavements. Diamond Grinding of Portland Cement Concrete Pavements Pavement preservation checklist for diamond grinding projects, developed for maintenance forces. Directory of Superpave Resources A reference guide of resources related to the Superpave system for asphalt mix design. Distress Identification Manual for the Long-Term Pavement Performance Program (4th Revised Edition) Analysis of performance test data collected through the Long-Term Pavement Performance Program. Dowel Bar Retrofit Evaluation Evaluation of failure of a dowel bar retrofit project in CALTRANS District 12 on Interstate I-405 near Irvine, California. Dowel Bar Retrofit for Portland Cement Concrete Pavements Checklist Pavement preservation checklist for dowel bar retrofit projects, developed for maintenance forces. Draft Quality Assurance Plan for Microsurfacing Provides specifications for completing quality assurance tests and checks during microsurfacing. Durability of Geosynthetics for Highway Applications The research results described herein are included in four volumes on the subject of Durability of Geosynthetics for Highway Applications. Various aspects of geosynthetic durability were addressed in order to develop procedures that could be used to predict long-term strength losses of geosynthetics used in highway applications. E Economic Evaluation of Advanced Winter Highway Maintenance Strategies This paper examines the potential benefits of applying advanced winter highway maintenance strategies. Economics of Preventive Maintenance: Highway Examples Examples of Kansas' experience with the cost-effectiveness of preventive maintenance programs. Effect of Crumb Rubber Particle Size and Content on the Low Temperature Rheological Properites of Binders Presents the results of a study which evaluates low temperature rheological properties of crumb rubber modified binders. Effect of Reclaimed Asphalt Pavement on Binder Properties Using the Superpave System A study of the effects of reclaimed asphalt on PG binders used in the Superpave system. Effect of Surface Seals on Aging of Underlying Asphalt Concrete Estimates the aging abatement effects of surface seals: slurry & chip seals, microsurfacing. Effectiveness Comparison of TXDOT QA/QC and Method Specifications This study was sponsored by TXDOT to evaluate the quality of hot mix asphalt produced under QA/QC Specification Item No. 3063. Effectiveness of High Performance Thin Surfacings in a Wet-Freeze Environment The design, testing, materials, and construction of various microsurfacing treatments. Effectiveness of the Capital Preventive Maintenance Program (Michigan) Evaluation of treatment methods such as chip seals, microsurfacing, crack sealing, milling, etc. Effectiveness of Tire/Road Noise Abatement Through Surface Retexturing by Diamond Grinding for Project SUM-76-15.40 Texturing of a concrete pavement surface using random longitudnal grooves to reduce roadway noise. Emerging Technologies Green Pavement & Smart Roads Emulsified-Asphalt Slurry Seal (Quality Control): A Guide to Quality Construction This guide has been developed as a tool for contractors and buyers in specifying and recognizing the quality of construction practices for slurry seal projects. Emulsion Test Methods: Do We Need Them? Contact NCPP for Availability of Document: NCPP-EC102 This paper gives an introduction to asphalt emulsion test methods based on four categories: plant quality control, shipping and storage, application, and identification. A brief look at the future evolution of the testing of emulsified asphalt products will be given to summarize this paper. Emulsion Use Guide, Loss of Chips Environmental Stewardship, Practices, Procedures, and Policies for Highway Construction and Maintenance Compendium of Environmental Stewardship practices sponsored by AASHTO. Estimation of Asphalt Pavement Life In this report, the structural and functional performances of mill-and-inlay asphalt concrete pavements were analyzed for six different routes of KDOT and KTA. Evaluation of Aggregate Sections at MN/Road This report focuses on the second construction phase of the Minnesota Road Research Facility (MN/Road), and evaluates three typical, locally available, surfacing aggregates along with a rollover section from the initial phase for performance. Evaluation of Asphalt Absorption by Mineral Aggregates Methods of measuring asphalt absorption and evaluation of related time-dependent phenomena. Evaluation of Asphalt Binders Used for Emulsions This project characterizes asphalt emulsions used in cold in-place recycling (CIR) applications. Evaluation of Chemkrete in Sand Asphalt Base A study discussing the addition of Chemkrete to sand based ashalt and its results. Evaluation of Cold In-Place Recycled Mixtures on US-283 Research on the performance of select asphalt emulsions demonstrating that the use of CIR with asphalt emulsion and hydrated lime, introduced as hot slurry, provides improved performance. Results indicate that the use of hot lime slurry improves the performance of CIR with AE, regardless of the emulsion used and that AE with hot lime slurry could be an alternative to the use of type C fly ash in CIR mixtures. Evaluation of Geosynthetics in Asphalt Overlays of Jointed Concrete Pavements This report presents the findings and recommendations based on the evaluation of geosynthetics in asphalt overlays of jointed concrete (PCC) pavements. EVALUATION OF HIGH PERFORMANCE CONCRETE OVERLAYS PLACED ON ROUTE 60 OVER LYNNHAVEN INLET IN VIRGINIA Sixteen high performance concrete overlays were placed on two 28-span bridges on Route 60 over Lynnhaven Inlet in Virginia Beach, Virginia, in the spring of 1996. This report evaluates the long-term performance of those overlays. Evaluation of New Pavement Technologies in Nevada CIR, CRM, Superpave PG Binders, and HMA Overlay techniques were evaluated for effectiveness and cost-efficiency in Nevada's climate conditions. Evaluation of NovaChip Construction Report A report on the success of NovaChip applications in the San Antonia District of the Texas Department of Transportation. Evaluation of Reclaimed Rubber in Bituminous Pavements This report discusses the results and performance of five IDOT demonstration projects which used the "dry" mix process for adding crumb rubber modifier (CRM) to hot mix asphalt cement. Evaluation of Rehabilitation Techniques for Flexible Pavements in Nevada The effectiveness of Cold In-Place Recycling technology in rehabilitating Nevada roadway pavements. Evaluation of the Asphalt Stability Test Evaluation of the Laboratory Asphalt Stability Test proposed by NCHRP to test the storage stability of modified asphalts. Evaluation of the Cape Seal Process as a Pavement Rehabilitation Alternative Results of research into the Cape Seal process, including cost analysis, applications, and performance assessment from laboratory analyses. Evaluation of the Performance, Cost Effectiveness, and Timing of Various Preventive Maintenance Treatments This study evaluates the performance of various preventive maintenance treatments over time and under different environmental conditions to assess the economics of each treatment type. Evaluation of Ultrathin Surfacings on Freeway Facilities The use of microsurfacing on Ontario roads to increase durability, skid-resistance and reduce the need for major pavement rehabilitation. Evaluation of Various Concrete Pavement Joint Sealants Results and evaluation of pourable sealants used on roadway test sections in the State of Michigan. Evolution of Asphalt Properties in Hot In-Place Pavement Surface Recycling The Israeli experience in using hot in-place asphalt recycling as a cost effective means of pavement rehabilitation. Excerpts from "Evaluation of Surface Treatment and Slurry Seal" Executive Summary: Highway and Bridge Performance and Conditions 1999 This Executive Summary presents data and statistics on the U.S. highway pavement and bridge network with respect to condition, performance, mobility, transit, and physical characteristics. Experiences with Thin Bituminous Layers in Austria Presents the standard specifications for the use of thin bituminous layers in pavement maintenance. Experimental In-Place Cold Recycling of Asphalt Pavement on a Low Volume Road Field study of cold in-place recycling as an economical alternative for pavement rehabilitation. Extending the Life of Thin Asphalt Surfacings A comparison of the durablities of North American and Australian asphltic cements, and indicates how a reduction in binder hardening rate could translate into substantial increased in life for thin asphalt surfacings in North America. Extending the Service Life of Portland Cement Concrete Pavements: Identifying Unique Research Needs Collection of data necessary to determine cost-effective treatments for PCC pavements. Extending the Slurry Seal Process to Meet New Maintenance Needs Major improvements in slurry seal quality/application to meet the needs of preventive maintenance programs. F Factors Affecting Compaction Only with proper compaction will asphalt pavements provide the service life expected of them. Fatigue Life and Permanent Deformation Characteristics of Asphalt Concrete Mixes New laboratory and field relationships between asphalt mix variabels and its fatigue life and permanent deformation characteristics are presented. Feasibility of Recycling Rubber-Modified Paving Materials Examines the feasibility of using recycled rubber in full depth reclamation, hot and cold in-place recycling, and hot plant recycling. Federal Highway Administration Microsurfacing Warranty Clause Guide microsurfacing warranty specification developed by FHWA, SHA, and industry representatives. Federal Highway Administration Pavements Website Concrete and asphalt pavements knowledgebase and publications, pavement performance, quality control, and terminology. FHWA Pavement Preservation Definitions Memo 9-12-05 FHWA guidance providing clarification of Pavement Preservation terminology. Field Evaluation of Chemkrete Modified Asphalt, December 1986 The purposed of this project is to evaluate the service performance of ID-2 wearing course material using CAC,(Chemkrete Asphalt Concentrate), modified AC-10 asphalt in comparison to unmodified AC-10 and AC-20 asphalts. Field Evaluation of Chemkrete Modified Asphalt, July 1985 The purposed of this project is to evaluate the service performance of ID-2 wearing course material using CAC,(Chemkrete Asphalt Concentrate), modified AC-10 asphalt in comparison to unmodified AC-10 and AC-20 asphalts. Field Evaluation of Porous Asphalt Pavement This report summarizes the construction and early performance of a field trial of a Porous Friction Course (PFC)in Indiana. The PFC is compared to an adjacent section of Stone Matrix Asphalt (SMA) constructed at the same time using the same binder, coarse aggregate and fiber. Those mixes are also compared to a similar conventional Hot Mix Asphalt (HMA) surface. Field Handbook for Emulsions A basic handbook designed to provide a basic understanding of asphalt emulsions as well as a usefull resource in choosing an emulsion that will work with specific project conditions. Flexible Pavement Rehabilitation Manual This manual delineates the basic design strategies of the 1979 “Asphalt Concrete Overlay Design Manual” plus the many changes in procedures, and incorporates the use of new strategies and materials presently being used by Caltrans. It provides guidance to those who are recommending asphalt concrete pavement rehabilitation for planning, design and maintenance of California's highways. Fog Seal Application Checklist This checklist is one of a series created to guide State and local highway maintenance and inspection staff in the use of fog seals. The series is provided through the joint efforts of the Pavement Preservation Program of the Federal Highway Administration (FHWA), and the Foundation for Pavement Preservation (FP2). Fog Seal Guidelines Guidelines for the use, application procedures and rates, and troubleshooting of fog seals. Framework for Selecting Effective Preventive Maintenance Treatments for Flexible Pavements Presents a process for selecting the best maintenance strategy for different pavements. Freezing Temperature Protection Admixture for Portland Cement Concrete A number of experimental admixtures were compared to Pozzutec 20 admixture for their ability to protect fresh concrete from freezing and for increasing the rate of cement hydration at below-freezing temperatures. Frost Effects Research Facility CRREL studies the effects of moisture, temperature and frost on pavement. Full Depth Reclamation The benefits of hot and cold in-place recycling of bituminous pavements. Full Depth Reclamation Short video on the use of asphalt emulsions in full-depth reclamation (FDR) applications. Full Depth Reclamation of Asphalt Pavements FDR can be effective for pavements with inadequate bases or poor underlying soil conditions. Full Depth Reclamation, Hot and Cold In-Place Recycling and Cold Planing A description of the pavement rehabilitation techniques FDR, CIR, HIR and cold planing. Full Depth Reclamation: A Century of Advancement for the new Millenium The guidebook provides a reference on the state-of-the-practice in Full Depth Reclamation and its uses on various types of projects, such as roadways, parking lots, and airfield rehabilitation. Full Depth Repair for Portland Cement Concrete Pavements Checklist Pavement preservation checklist for full depth concrete projects, developed for maintenance forces. Full-Scale Bonded Concrete Overlay on IH-30 in Ft. Worth, Texas The main objective of this project is to evaluate the technical and economical feasibility of an expedited bonded concrete overlay and to monitor its performance. In addition to the materials characterization of the existing pavement and the rehabilitation design, the report presents a strategy to expedite the BCO in conjunction with the widening of the road. Functional Requirements for a Comprehensive Transportation Location Referencing System This paper reviews the functional requirements for a comprehensive spatial / temporal referencing system that were identified by a workshop of stakeholders in asset management, highway operations, traffic management, and transit. Fundamentals of Bridge Maintenance and Inspection This manual is intended as a handy reference for preventive-maintenance and corrective-maintenance activities applicable to local bridges. It addresses the most common types of bridge distress by outlining practical procedures for preventive maintenance and repair (or corrective maintenance). It is not meant to be all-inclusive, nor to rule out other maintenance procedures. G Georgias Modified Open-Graded Friction Course The State of Georgia's search to make a safer pavement through innovative technologies. Geosynthetics for Reflective Crack Control This report examines and tests the performance of geosynthetics to slow the recurrence of reflective cracking. Geosynthetics are used as an interlayer within overlays to reduce the effects of reflection cracking, to dampen stress, relieve strain, and provide tensile reinforcement to the asphalt. Glossary of Preservation Terms Available for the lay-person, this glossary of pavement preservation terms is available for download and covers topics such as treatments, asset management, and basic pavement terminology. Good Roads Cost Less: 2006 Study Update In October of 1977, The Utah Department of Transportation (UDOT) published the results of a research study entitled “Good Roads Cost Less: Pavement Rehabilitation Needs, Benefits and Costs in Utah.” This report presents an update to the original Good Roads Cost Less study and takes into account additional factors and data that were unavailable when the first study was undertaken. The report reaffirms that Good Roads do indeed Cost Less for the State of Utah and anyone traveling along the UDOT Highway network. Good Roads Cost Less: Executive Summary 2006 Study Update In October of 1977, The Utah Department of Transportation (UDOT) published the results of a research study entitled “Good Roads Cost Less: Pavement Rehabilitation Needs, Benefits and Costs in Utah.” This Executive Summary to the 2006 report presents a summary of the update to the original Good Roads Cost Less study and takes into account additional factors and data that were unavailable when the first study was undertaken. Gravel Roads Assessment Management Contact NCPP for Availability of Document: NCPP-E-C078 Management, maintenance, and construction decisions related to gravel roadways in Wyoming. Gravel Roads: Maintenance and Design Manual The purpose of this manual is to provide clear and helpful information for doing a better job of maintaining gravel roads. This manual is designed for the benefit of elected officials, managers, and grader operators who are responsible for designing and maintaining gravel roads. The information provided in this manual is as nontechnical as possible without sacrificing clear guidelines and instructions on how to do the job right. Ground Penetrating Radar (GPR) The use of ground penetrating radar (GPR) to assist in the selection of pavement repair selection by assessing the causes of pavement deterioration. Ground Penetrating Radar Survey of Pavement Thickness on Mn/Road Section Presents research concerning the use of ground penetrating radar (GPR) to measure concrete pavement and base thickness. Growth in Highway Construction and Maintenance Costs This report examines the extent of recent cost increases for highway construction and maintenance projects, whether the cost increases are the product of transitory factors or indicative of longer-term structural changes that need to be incorporated into future transportation funding plans, and the degree to which the cost increases are subject to regional variations. Guide Specification for Coating Systems with Inorganic Zinc-Rich Primer This document is a standard developed by the AASHTO/NSBA Steel Bridge. The primary goal of the Collaboration is to achieve steel bridges of the highest quality and value through standardization of the design, fabrication, and erection processes. Each standard represents the consensus of a diverse group of professionals. Guide to Crack Sealing Practical guide to crack sealing in asphalt concrete pavements. Contains useful photos and graphic illustrations. Guideline Specifications for Hot In-Place Recycling Recommended specifications for hot in-place recycling of bituminous pavements. Guidelines for Assessing Pavement Preservation Treatments and Strategies (Edition 2) Specifications and guidance document on the assessment of pavement preservation treatments and strategies. Includes a "toolbox" of preservation treatments, design guidelines, life-cycle cost analysis, and expected life-extensions. Guidelines for Nomination and Development of Pavement Projects (Montana) Guidelines for the development of pavement projects in Montana emphasize preventive maintenance. Guidelines for Sealing and Filling Cracks in Asphalt Concrete Pavement This best practice provides municipal engineers with updated guidelines for crack treatment in asphalt concrete (AC) based on the Canadian experience. Crack treatments, pavement and sealant selection, sealant installation, work procedures and cost effectiveness are reviewed, along with the needs. A quality control checklist for material installation is provided. Guidelines for Using Prime and Tack Coats A literature search, which focused on handbooks and technical reports, was conducted to determine the applicability and benefits of prime and tack coat, prime and tack coat effectiveness, materials used and when and where they are used. CFLHD’s current construction specifications were compared with best practices determined from the literature and phone surveys of current practice of state DOTs from the CFLHD region. Finally, a review of the potential harmful and positive environmental effects of the prime and tack coat process, including the various bituminous products used, was undertaken. H Handbook of Bridge Inspections - Part I Part I of bridge inspection manual. Includes information on performing damage evaluations. Handbook of Bridge Inspections - Part II Part II of bridge inspection manual. Includes information on performing damage evaluations. Health Effects of Occupational Exposure to Asphalt This document evaluates the health effects data that have become available since publication of the 1977 NIOSH criteria document; it also assesses exposures associated with occupations that involve the use of roofing and paving asphalts and asphalt-based paints. High Performance Slurry Systems: Slurry Systems and Preventive Maintenance, the Right Approach This document has been developed as a guide to understanding the construction and benefits of slurry surfacings and microsurfacings, and assessing pavement performance. High Volume/High Speed Asphalt Roadway Preventive Maintenance Surface Treatments This study evaluates the performance and effectiveness of chip seals in South Dakota. History of Slurry and the International Slurry Surfacing Association (ISSA) History of the development and application of slurry seal and of the ISSA. HMA Pavement Mix Type Selection Guide Selection criteria for Open-Graded Friction Courses, Stone Matrix Asphalt, and graded dense mixes. Hot In-Place Asphalt Recycling Checklist Pavement preservation checklist for hot in-place asphalt recycling projects, developed for maintenance forces. Hot In-Place Asphalt Recycling: A Guide for the Preparation of a Specification A set of guidelines established to aid in the development of hot in-place recycling specs. Hot In-Place Recycling Resurfaces North Carolina Roads North Carolina turns to hot in-place recycling for cost savings and better efficiency. Hot Mix Asphalt Paving Handbook Hot mix asphalt paving handbook from the U.S. Dept. of Transportation. Hot Mix Asphalt Production Manual HMA mix design procedures, certification standards and field testing protocols. Hot Mix Asphalt Tender Zone Provides guidance on the handling and placement of asphalt tender mixes. How Do Modified Asphalts Fit Within the SHRP PG Binder Grading System? How well do SHRP binder specifications predict field performance and are they unbiased with respect to how the binder was manufactured? I Ice Damage to Concrete This report reviews the effects of freezing and thawing on the development of concrete cracking and considers the underlying mechanisms. New explanations are given for the deleterious effect of deicer salts and for the beneficial effect of entrained air. Impact of Crumb Rubber and Other Fillers on the Rheological Properties of Binders Evaluates the rheological properties of crumb rubber modified binders and the impact of fillers on those properties. Implementation of an Automated Road Maintenance Machine (ARMM) A unique, computer-guided automated road maintenance machine for pavement crack sealing. Implementation of Microsurfacing Warranty Specifications in Ontario Ontario's experience on the need for microsurfacing warranty specifications in pavement maintenance. Implementing a Pavement Preservation Program (North Carolina) Discusses North Carolina's departure from a "worst first" philosophy to pavement preservation. Improved Fatigue Resistance of Asphalt Emulsion Residue Modified with SBR Latex Modified asphalt emulsions with SBR latex contain dispersed latex particles in the aqueous phase. Improving Safety as Part of a Pavement Preservation Program Contact NCPP for Availability of Document: NCPP-E-C078 Safety improvements that can be realized as part of a pavement preservation program. In Situ Cold Recycling in New Mexico New Mexico's innovative approach to CIR uses a moving recycling train and high float emulsions. In-Place Recycling for Pavement Preservation Cold and hot in-place recycling is used to rehabilitate the upper 4-in. of distressed pavement. In-Situ Cold Recycling This paper describes the cold in-place recycling techniques used by the New Mexico Highway Department. Incremental Costs and Performance Benefits of Various Features of Concrete Pavements Presents a software analysis tool that evaluates the relative costs and performance benefits associated with adding different features to a portland cement concrete (PCC) pavement design. Influence of Roofing Shingles on Asphalt Concrete Mixture Properties Research into the suitability of using waste asphalt shingles in asphalt concrete mixes. Results indicate that higher proportions of asphalt shingles (i.e., 7.5%) produce significant softening of the hot mix, making the resulting pavement more brittle and thus susceptible to increased cracking. Infrastructure: Priorities Hit a Pothole Business Week Q&A with U.S. Transportation Secretary Mary Peters on the Congressional budget process and the need for preventive maintenance. Injected Polyeurethane Slab Jacking A two-year project was initiated to monitor the stability of polyurethane injected slabs and to evaluate the material. Density and strength of the polyurethane material was documented and compared to similar measurements after approximately 22 months of underground exposure. The ability of the injected polyurethane to penetrate through holes was characterized. Innovative Materials Development and Testing Volume 2: Pothole Repair Results of SHRP H-106 which examined the effectiveness of various pothole repair methods. Insights into Pavement Preservation: A Compendium A collection of articles by various authors on the use and benefits of pavement preservation. Insights into Pavement Preservation: A Compendium Collection of papers on the implementation and benefits of pavement preservation programs. Integrated Materials and Construction Practices for Concrete Pavement: A State-of-the-Practice Manual This manual is intended as both a training tool and a reference to help concrete paving engineers, quality control personnel, specifiers, contractors, suppliers, technicians, and tradespeople bridge the gap between recent research and practice regarding optimizing the performance of concrete for pavements. Integration of Preventive Maintenance in the Pavement Preservation Program: Ontario Experience Contact NCPP for Availability of Document: NCPP-E-C078 This paper presents an overview of Ontario's pavement preservation program with an emphasis on the integration of preventive maintenance techniques. International Surfacing Systems Primer on Asphalt Rubber Binders Information on International Surfacing Systems asphalt-rubber binder. Investigation of Image Archiving for Pavement Surface Distress Survey This project includes the evaluation of a newly developed survey system by the RoadWare Corporation in Ontario, Canada. The evaluation compared selected results from the automated survey from RoadWare and results from manual survey by AHTD staff. The report also describes the status of technology in the area of automated pavement distress survey and possible future directions. Investing in the Future of Roads - Roads & Bridges Magazine, Vol. 41 , No. 8 , August 2003 Information on what has been accomplished in Pavement Preservation can be found on a CD available from the FHWA, National Pavement Preservation Forum II: Investing in the Future (Publication No. FHWA-IF-03-019). J Joint Sealing Portland Cement Concrete Pavements Checklist This checklist is one of a series created to guide State and local highway maintenance and inspection staff in the use of joint sealing techniques for portland cement concrete (PCC). The series is provided through the joint efforts of the Pavement Preservation Program of the Federal Highway Administration (FHWA), and the Foundation for Pavement Preservation (FP2). K Kansas DOT 2007 Bridge Design Manual This Kansas Department of Transportation (KDOT) Design Manual has been compiled for the Bureau of Design from the existing design manuals of the Roads Section, Coordinating Section, Bridge Section, and the Bureau of Right of Way. Although these manuals have been consolidated for consistency of style and format, the essential integrity of each volume has been maintained. This manual should allow each employee and consultant of the Bureau of Design to contribute to a uniform and consistent application of KDOT procedures. Koch Materials Co. Quality Control Plan for Superpave Graded Asphalts Quality Control (QC) testing methods and frequency for Superpave graded asphalts. L Lab Notes on the Effects of Calcareous Aggregate Quality and Emulsion Formulation on Slurry Seal Laboratory test results on the effects of 5 types of Ohio calcareous aggregate on slurry seals. Large Aggregate Asphalt Mixes Substantial increases in traffic volume, vehicle weight, and tire pressure have led pavement designers to reasess mix and structural designs to accomodate these additional demands. Leachability of Cold Mix Asphalts 1992 Report on the leachability of cold mix asphalts. Lessons Learned from the LTPP and Several Recycled Sections in Texas Contact NCPP for Availability of Document: NCPP-E-C078 The performance of recycled asphalt with respect to milling and overlay thickness, as compared to virgin asphalt concrete pavements. Level of Service of Safety - Conceptual Blueprint and Analytical Framework The concept of level of service of safety (LOSS) in the framework of safety performance function is introduced, and the problem of diagnostics is addressed. LOSS reflects how the roadway segment is performing in regard to its expected accident frequency and severity at a specific level of annual average daily traffic. It provides a comparison of accident frequency and severity only with the expected norms. Life Cycle Cost Analysis of Asphalt-Rubber Paving Materials The cost-effectiveness of adding crumb rubber modifiers to asphalt emulsions and hot mix asphalts. Life Cycle Cost Analysis of Portland Cement Concrete Pavements This report describes the development of a new life cycle cost analysis methodology for portland cement concrete pavements — one that considers all aspects of pavement design, construction, maintenance, and user impacts throughout the analysis period. Life-Cycle Costing for Innovative Pavement Preservation Treatments Presentation covering life-cycle costing for pavement preservation treatments. Long-Term Cost Benefit Analysis of Pavement Management System Implementation Discussion of the qualitative and quantitative benefits and cost-effectiveness of utilizing pavement management systems (PMS). Loss of Chips: Possible Causes Potential causes of chip loss from chip seal emulsions. Includes emulsion application guide. LTPP Data Analysis: Effectiveness of Maintenance and Rehabilition Options, NCHRP Project 20-50 The effectiveness of various pavement maintenance and rehabilitation methods are evaluated. LTPP Data Analysis: Frequently Asked Questions About Joint Fauling with Answers from LTPP This Long-Term Pavement Performance (LTPP) data analysis was intended to examine, in a practical way, the LTPP data base and to identify the site conditions and design features that significantly affect transverse joint faulting. LTPP Findings Help Kansas DOT Improve Pavement Maintenace Process Kansas DOT participation in the LTPP study confirms the value of preventive road maintenance. LTPPBind Software LTPPBind software aids in the selection of the most suitable and cost-effective Superpave asphalt binder performance grade for a particular site. M Maintenance Manual Contact NCPP for Availability of Document: 7 Maintenance Quality Assurance – Synthesis of Measures Presents essential MQA terminology and a synthesis of the measures for MQA used by 26 DOTs. Making the Case for an Environmental Management System The AASHTO Center for Environmental Excellence is providing guidance and training to encourage and support the development of Environmental Management Systems (EMSs) in state departments of transportation (DOTs). These efforts include the publication of a series of EMS Handy Guidesdesigned to assist state DOT personnel in performing key activities in preparation for the development and implementation of an EMS. Managing Highway Assets: Bridge Preservation PENNDOT: Performing the right treatment at the right time on the right bridge. Manual for Michigan Test Methods (MTMs) Material testing and sampling protocols, including those for HMA, concrete, and aggregate. Manual of Procedures for Flexible Pavement Construction ODOT manual of procedures and inspection practices for flexible pavement construction. Map Showing New Mexico DOT's District 1 Chip Seal Projects Map showing NMDOT's District 1 Chip Seal Projects. Map Showing New Mexico DOT's District 1 Contract Maintenance Project Distribution Map showing NMDOT's District 1 Contract Maintenance Project Distribution. Map Showing New Mexico DOT's District 1 Fog Seal & Crack Seal Projects Map showing NMDOT's District 1 Fog Seal & Crack Seal Projects. Map Showing New Mexico DOT's District 1 Pavement Conditions Map showing NMDOT's District 1 Pavement Conditions. Map Showing New Mexico DOT's State-Wide Pavement Conditions Map showing NMDOT's State-Wide Pavement Conditions. Materials and Procedures for Rapid Repair of Partial-Depth Spalls in Concrete Contact NCPP for Availability of Document: 6a Materials and Procedures for Rapid Repair of Partial-Depth Spalls in Concrete Pavements Contact NCPP for Availability of Document: 2A Materials and Procedures for Repair of Joint Seals in Portland Cement Concrete Pavements Contact NCPP for Availability of Document: 1A Materials and Procedures for Repair of Joint Seals in Portland Cement Concrete Pavements Contact NCPP for Availability of Document: 3A Materials and Procedures for Sealing and Filling Cracks in Asphalt-Surfaced Pavements Contact NCPP for Availability of Document: 5A Materials and Procedures for Sealing and Filling Cracks in Asphalt-Surfaced Pavements - Part A Manual of practice on procedures for the proper filling and sealing of cracks in asphalt pavements. Materials and Procedures for Sealing and Filling Cracks in Asphalt-Surfaced Pavements - Part B Manual of practice on procedures for the proper filling and sealing of cracks in asphalt pavements. Materials and Procedures for the Repair of Joint Seals in Concrete Pavements Contact NCPP for Availability of Document: 6A Materials and Procedures for the Repair of Joint Seals in Portland Cement Concrete Pavements This manual is an update of the Strategic Highway Research Program (SHRP) manual of practice (SHRP-H-349) on concrete pavement repair. This research validated the repair procedures contained in the original SHRP manual, and presents updated guidelines and recommendations to assist highway maintenance agencies in planning, constructing, and monitoring the performance of concrete pavement joint resealing projects. Included in the manual are discussions pertaining to when joint resealing is appropriate, the types of sealant materials and construction methods that should be used, how each individual step in a joint resealing operation should be performed, and how the performance and costeffectiveness of joint seals can be evaluated. Materials and Procedures for the Repair of Potholes in Asphalt-Surfaced Pavements Manual of practice on pothole repair, repair performance, testing and materials. Materials and Procedures for the Repair of Potholes in Asphalt-Surfaced Pavements Contact NCPP for Availability of Document: 5a Materials for Repair of Joint Seals in Portland Cement Concrete Pavements Contact NCPP for Availability of Document: 4A MDOT: Traffic Signals and Loop Detectors (Sect. 820) and Permanent Traffic Signal Materials (Sect. 921) Michigan regulations and specifications regarding traffic signal devices and materials. Memorandum: Pavement Preventive Maintenance Recommendations for 2003 The Minnesota Pavement Preventive Maintenance Program support needs for 2003. Memorandums on Federal Highway Programs Collection of memos on requirements and eligibility for various FHWA programs. Michigan Capital Preventive Maintenance Program Safety Criteria Establishes safe practices for the implementation of pavement preventive maintenance activities. Micro-Surfacing (Quality Control): A Guide to Quality Construction This publication has been produced by the International Slurry Surfacing Association (ISSA) to serve as a tool to assist contractor members and buyer agencies in specifying and recognizing quality construction practices for Micro-Surfacing projects. Micro-Surfacing: Pavement Resurfacing Introduction to microsurfacing, including application techniques, history, benefits, and performance. Microsurfacing A detailed discussion of microsurfacing benefits, materials, equipment and application techniques. Microsurfacing The use, materials, methods and benefits of microsurfacing as corrective and preventive maintenance. Microsurfacing Short video on the benefits and applications of microsurfacings. Microsurfacing Application Checklist This checklist is one of a series created to guide State and local highway maintenance and inspection staff in the use of microsurfacings. The series is provided through the joint efforts of the Pavement Preservation Program of the Federal Highway Administration (FHWA), and the Foundation for Pavement Preservation (FP2). Microsurfacing for Preventive Maintenance: An Eco-Efficient Strategy Microsurfacing pavement increases road life and reduces environmental impacts. MICROSURFACING FOR PREVENTIVE MAINTENANCE: ECO-EFFICIENT STRATEGY In this study, the researchers applied the eco-efficiency analysis to the preventive maintenance of existing roadways, comparing three different treatments: asphalt emulsion based microsurfacing, hot mix and polymer modified hot mix overlay. Results of the analysis clearly demonstrate that microsurfacing provides a better balance between cost-effectiveness and environmental impact than thin hot mix overlay technologies. Microsurfacing in San Antonio, Texas Results of a microsurfacing experiment to determine effects of polymer type and content on skid-resistance characteristics and surface texture. Microsurfacing: A Solution for Deteriorating Highway Surfaces Ontario's use of microsurfacing as a surficial rehabilitation treatment to seal, level, and provide a thin, durable and skid-resistant wearing surface. Microsurfacing: An Attractive Option for Waterproofing the Road Surfaces of Bridge Decks The use of microsurfacing on Quebec bridges for leveling, increased durability and waterproofing. Minnesota Asphalt Pavement Maintenance Field Handbook Provides guidelines for preventive asphalt maintenance techniques for a variety of conditions. Minnesota DOT Specifications: Polymer Modified Fog Seal, Revised 04/09/07 MnDOT Specifications for a polymer modified fog seal using CRS-2P, revised in April 2007. Minnesota DOT Specifications: S-1 (2356) Bituminous Seal Coat Specifications, Revised 09/26/07 MnDOT Specifications (2356) for chip seals, revised in September 2007. Minnesota Highway Spending Report #97-06 Since 1972, transportation spending in Minnesota has shrunk from 13 to 8 percent of state and local government spending. Meanwhile, traffic on Minnesota’s roads has increased about 80 percent. While some point to national data showing Minnesota’s trunk highways to be in much worse condition than the national average. However, data also indicate that state and local governments in Minnesota generally spend about 40 to 60 percent more per capita on highways than the national average. In this report, we attempt to resolve some of these apparently conflicting facts. We focus primarily on the State Trunk Highway (STH) system in Minnesota. Minnesota Preventive Maintenance Program: Guidelines Guidelines for hot mix asphalt, PCC, and shoulder treatments on Minnesota roads. Minnesota Seal Coat Handbook Evaluation of the benefits, methods, materials, and equipment used in seal coating. Minnesota Seal Coat Handbook Seal coating best practices guidance for the State of Minnesota. Mississippi Department of Transportation Pavement Management Practices Best practices manual for pavement management in the State of Mississippi. Mississippi DOT Specifications for Bituminous Surface Treatments, Section 410 Mississippi specifications for the application of bituminous surface treatments, Section 410. Mississippi DOT Specifications for Micro-Surfacing, Special Provision No. 907-405-4 Specifications for microsurfacing for the State of Mississippi, Special Provision 907-405-4. Mississippi DOT Specifications for Polymer Modifed Slurry Surface Seal, Special Provision No. 907-405-2 Mississippi specifications for the application of polymer modified slurry surface seals, SP-907-405-2. Mississippi DOT Specifications for Slurry Seals, Section 405 Mississippi specifications for the application of slurry seals, Section 405. Missouri-Kansas Introduction to Asphalt Recycling and Reclaiming Applications of cold and hot in-place recycling, mix designs, testing, specifications, and additives. Mn/DOT Seal Coat Design Program Seal coat design program (software) implemented using MS Access. Free download. Modified Cold In-Place Recycling CIR has proven to be an environmentally sound, cost effective method of strengthening pavement. Moisture Content and Specific Weight Characteristics of Slurry Seal Aggregates Laboratory experience with asphalt slurries and their aggregate constitutents. Molding and Testing Procedure for Cold In-Situ Recycled Mix Design State of New Mexico testing specifications for cold in-situ recycled mixtures. Montana Preventive Maintenance Rehabilitation Matrix Selection criteria for pavment preventive maintenance, rehabilitation and reconstruction techniques. Moving Ahead: The American Public Speaks on Roadways and Transportation in Communities FHWA measures public satisfaction with the U.S. roadway system, and emphasizes importance of managing work zones. N NCHRP 14-14, Guide for Optimal Timing of Pavement Preventive Maintenance Treatment Applications This report describes how to identify the optimal timing of preventive maintenance treatments. NCHRP 9-10: Superpave Protocols for Modified Asphalt Binders Categorized asphalt modifiers, recommended modifications to Superpave binder tests. NCHRP Report 538, Traffic Data Collection, Analysis and Forecasting for Mechanistic Pavement Design Guidelines for collecting traffic data to be used in mechanistic pavement design and analysis. NCHRP Synthesis 342 - Chip Seal Best Practices This synthesis report presents an overview of successful chip seal practices in the United States, Canada, and overseas. It covers the spectrum of chip seal practices and presents the state of the art as reported in literature and survey responses. NCHRP Synthesis 361: Visualization for Project Development This synthesis presents information on visualization; the visual representation of proposed alternatives and improvements and their associated effects on the existing surroundings. It focuses on the best practices and experiences to date within transportation agencies that are developing and incorporating visualization into the project development process. The report provides an overview, details case studies, addresses the challenges of visualization, and compares the results with a similar study from 1996. New Developments in Hot In-Place Recycling of Asphalt Pavements Developments in hot in-place recycling result in improved productivity and quality of recycled asphalt. New Mexico Department of Transportation's Pavement Inspection Program Report covering New Mexico's Pavement Inspection Program, covering methods and procedures, data collection practices, and cost-effectiveness. New Mexico Department of Transportation's Pavement Maintenance Manual Manual of Pavement Maintenance Practices used by the New Mexico DOT. Topics include types of maintenance, pavement distresses, treatment and repair methods, and pavement condition surveys. New Mexico Dept. of Transportation Pavement Inspection Program: A Successful Partnership This report presents the results of a cooperative effort between NMDOT and New Mexico’s universities to improve transportation research, test work and data collection. Pavement condition data were collected for all of the roads and highways in the New Mexico State Highway System as part of this effort. The program will provide the basis for future research to improve the accuracy and repeatability of the NMDOT's pavement condition surveys. New Mexico State Highway Dept. Special Provisions for In-Situ Cold Recycling of Bituminous Material State of New Mexico specifications for the use of cold in-place recycling on pavements. New MUTCD Sign Retroflectivity Requirements Brochure Traffic signs provide important information to drivers at all times, both day and night. To be effective, their visibility must be maintained. The 2003 Manual on Uniform Traffic Control Devices (MUTCD) addresses sign visibility in several Sections which address factors such as uniformity, design, placement, operation, and maintenance. Previously, the MUTCD did not specify minimum retroreflectivity levels. New Technologies for Road and Airport Pavements: Case Studies Pavement engineers are continuously seeking more cost-effective ways to build pavements. With a range of new asphalt technologies, they now have choices which can be tailored for specific project needs. Nine Year Progress Report Contact NCPP for Availability of Document: 9 Nine Years of Microsurfacing in Oklahoma A compliation of the uses and performance of microsurfacing in Oklahoma. O Ohio On-Line Bridge Maintenance Manual On-line manual dealing with the preventive maintenance and repair of bridges and bridge pavements. Ohio Pavement Condition Rating (PCR) System The Pavement Condition Rating (PCR) system developed for the State of Ohio's highway network. Ohio Pavement Design and Rehabilitation Manual Pavement Management, rigid and flexible pavement design, pavement rehabilitation and costs. Ohio Pavement Preventive Maintenance Guidelines Manual for ODOT personnel on the implementation of a statewide pavement preservation program. Ohio: A Statewide Committment to Pavement Preservation An overview of the State of Ohio's pavement preservation program guidelines. Optimizing Highway Performance Traffic agencies focus on preserving and maintaining existing roads rather than reconstruction. Optimizing the System: Saving Lives, Saving Time Network optimization describes the mission embraced by most state DOTs as they seek the ultimate in the safe and efficient operation of the transportation network in the most cost-effective manner possible. With respect to network optimization, there is a tremendous amount of technology that can be deployed, and models that can be used. This AASHTO report showcases examples of what is working well in states across the country and offers best practices alternatives. Our Nation's Highways 2000 The information in this publication provides a condensed overview of facts and figures about the Nation’s highways. This publication is designed to be of interest to the average citizen. FHWA is the source of the data, except where noted. State governments collect and provide these data to the FHWA each year. Unless otherwise stated, 2000 data are displayed in this publication. Overview of Asphalt Emulsion Applications in North America Contact NCPP for Availability of Document: NCPP-EC102 Since lack of awareness of and exposure to the broad range of construction and maintenance applications for emulsions can determine usage, this paper gives an overview of practical applications carried out with asphalt emulsions for construction, maintenance, and preventive maintenance applications. The purpose of each treatment, the type of emulsion used, and the equipment involved is indicated. Overview of Asphalt Emulsions Contact NCPP for Availability of Document: NCPP-EC102 The paper gives an introduction to the chemistry of asphalt emulsion. The role of the emulsion components—asphalt, emulsifiers, acids or alkalis, and additives—in determining the physical properties and reactivity of the emulsion is described. Recent advances in the understanding of the setting process are outlined. The classification of emulsions into grades according to their reactivity, particle charge, and physical properties is explained and typical recipes of various emulsion grades are given. P Partial Depth Repair of Portland Cement Concrete Pavements Checklist Pavement preservation checklist for partial depth concrete repair projects, developed for maintenance forces. Pavement Maintence With Asphalt Narration script and description of visuals to be combined with a 35mm slide show and cassette recording. Pavement Management: A Guide for Local Officials (Delaware) Implementing a pavement management system balanced between preventive and corrective maintenance. Pavement Preservation Compendium A compendium of articles describing the many facets of pavement preservation in the U.S. Pavement Preservation Glossary of Terms Glossary of terms used in Pavement Preservation. Pavement Preservation in the United States: Survey by Lead States on Pavement Preservation AASHTO survey of transportation agencies in 50 states on pavement preservation practices. Pavement Preservation Research Problem Statements Workshop of maintenance professionals which focused on research needs in pavement preservation. Pavement Preservation Technical Assistance Review and Evaluation FHWA provides support and assistance to state DOTs to expand and improve their pavement preservation programs. Pavement Preservation Training in Texas Contact NCPP for Availability of Document: NCPP-E-C078 This paper describes ways of disseminating information about preventive pavement maintenance. Pavement Preservation Treatment Construction Guide The FHWA Pavement Preservation Treatment Construction Guide is now available on-line at no cost. The interactive Guide covers a variety of preservation treatments, including fog and chip seals, microsurfacing, slurry seals, patching, and thin overlays. Pavement Preservation: A Road Map for the Future Workshop guide for a forum on Pavement Preservation held in Kansas City in 1998. Pavement Preservation: Roadmap for the Future Ideas, strategies and techniques for pavement preservation. Pavement Preservation: Toolbox Resources Information on the Federal Highway Administration's Pavement Preservation Toolbox resource kit. Pavement Preventive Maintenance Guidelines Identifies the goals, needs, and obstacles of pavement preventive maintenance programs. Pavement Recycling Briefing of the Federal Highway Administration, Pavement Division on pavement recycling. Pavement Recycling with

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