| Rail crossing issues and midwest transportation infrastructure needs by United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Highways, Transit, and Pipelines - 2003 - 82 pages |
| Rail freight solutions to roadway congestion by Joseph Bryan, Glen Elliot Weisbrod, Carl Douglas Martland, National Cooperative Highway Research Program, American Association of State Highway and Transportation Officials, United States. Federal Highway Administration, National Research Council (U.S.). Transportation Research Board, Wilbur Smith Associates - 2007 - 240 pages |
| Rail Freight Solutions to Roadway Congestion by Joseph Bryan, Glen Elliot Weisbrod, Carl Douglas Martland - 2007 - 240 pages |
| Ramp capacity and service volume as related to freeway control by Kenneth A. Brewer, C. J. Messer, United States. Bureau of Public Roads, D. R. Drew, Texas Transportation Institute, J. H. Buhr, Texas A & M University System - 1969 - 64 pages |
| Ramp control on I-35E by Glen C. Carlson, A. Z. Lari, Minnesota. Dept. of Transportation. Traffic Engineering Section - 1978 - 35 pages |
| Ramp meter bypass for carpools by R. J. Benke, United States. Federal Highway Administration, Minnesota. Office of Traffic Engineering - 1976 - 42 pages |
| Ramp meter delays, freeway congestion, and driver acceptance by David M. Levinson, University of Minnesota. Intelligent Transportation Systems Institute, University of Minnesota. Dept. of Civil Engineering - 2005 - 37 pages |
| Ramp metering by E. D. Arnold, Virginia Transportation Research Council - 1998 - 21 pages |
| Ramp metering and statistical control by Philip C. Cooley, Chicago Area Expressway Surveillance Project, Cook County (Ill.), Chicago (Ill.), United States. Bureau of Public Roads - 1966 - 112 pages |
| Ramp metering status in North America by Gary Piotrowicz, James Robinson, United States. Federal Transit Administration - 1995 - 41 pages |
| Ramp metering status in North America by James Robinson, Mark Doctor, United States. Federal Highway Administration. Office of Traffic Operations - 1989 - 20 pages |
| Rapid measurement of concrete pavement thickness and reinforcement location by William G. Weber, Richard L. Grey, Philip Dale Cady - 1976 - 63 pages |
| Rastrilladas, Huellas y Caminos by Enrique M. Barba - 1956 - 102 pages |
| Re-evaluation of traffic control at non-signalized intersections by Everett C. Carter, Sanjeev Malhotra, Maryland. State Highway Administration - 1984 - 177 pages |
| Readings in comprehensive logistics: aspects of planned transportation - 1969 - 278 pages |
| Real-time application of PASSER IV by Nadeem A. Chaudhary, Texas Transportation Institute, Texas. Dept. of Transportation. Office of Research and Technology Transfer, United States. Federal Highway Administration - 1997 - 57 pages |
| Real-time assessment and use of arterial street capacity for freeway diversion routing by Kethireddipalli S. Rao, Texas Transportation Institute, Texas. Dept. of Transportation. Office of Research and Technology Transfer - 1996 - 85 pages |
| Real-time calibration of platoon dispersion model to optimize the coordinated traffic signal timing in ATMS networks by Lei Yu, University Transportation Centers Program (U.S.), Texas Southern University. Center for Transportation Training and Research, Southwest Region University Transportation Center (U.S.) - 1999 - 43 pages |
| Real-time coordinated-actuated traffic control during congested conditions by Nadeem A. Chaudhary, Kevin N. Balke, Texas Transportation Institute, Texas. Dept. of Transportation. Office of Research and Technology Transfer, United States. Federal Highway Administration - 1997 - 52 pages |
| Real-time incident traffic management methodologies by Omar Bou Rizk Sawaya - 2000 - 310 pages |
| Real-time traffic prediction for advanced traffic management systems, Phase II by Gary Arnold Davis, Yorgos J. Stephanedes, Chang-Jen Lan, University of Minnesota. Intelligent Transportation Systems Institute, University of Minnesota. Dept. of Civil Engineering - 2006 - 46 pages |
| Real-time traffic prediction for advanced traffic management systems, Phase III by Gary Arnold Davis, Yorgos J. Stephanedes, Chang-Jen Lan, University of Minnesota. Intelligent Transportation Systems Institute, University of Minnesota. Dept. of Civil Engineering - 2006 - 94 pages |
| Reappraisal of a road project in Iran by Herman G. van der Tak, Jan de Weille - 1969 - 127 pages |
| Rebuilding highway and transit infrastructure on the Gulf Coast following Hurricane Katrina by United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Highways, Transit, and Pipelines - 2006 - 32 pages |
| Rebuilding highway and transit infrastructure on the Gulf Coast following Hurricane Katrina by United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Highways, Transit, and Pipelines - 2006 - 79 pages |
| Rebuilding highway and transit infrastructure on the Gulf Coast following Hurricane Katrina by United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Highways, Transit, and Pipelines - 2006 - 79 pages |
| Rebuilding highway and transit infrastructure on the Gulf Coast following Hurricane Katrina by United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Highways, Transit, and Pipelines - 2006 - 32 pages |
| Recent Advancement in Soil Behavior, in Situ Test Methods, Pile Foundations, and Tunneling - 2009 - 290 pages |
| Recent Advancement in Soil Behavior, in Situ Test Methods, Pile Foundations, and Tunneling by Liaqat Ali - 2009 - 290 pages |
| Recent geometric design research for improved safety and operations by Kay Fitzpatrick, Mark Douglas Wooldridge, Joe Georges Bared, National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials - 2001 - 134 pages |
| Recent Geometric Design Research for Improved Safety and Operations by Kay Fitzpatrick, Mark Douglas Wooldridge, Joe Georges Bared - 2001 - 134 pages |
| Recommandations du Comité technique créé pour l'étude générale des routes économiques by Comité technique des routes économiques, France. Bureau central d'études pour les équipements d'outre-mer - 1951 - 47 pages |
| Recommendations for a freeway in the northern sector and related policy by District of Columbia. Dept. of Highways and Traffic - 1970 - 56 pages |
| Recommendations for traffic provisions in built-up areas, ASVV. by Centrum voor Regelgeving en Onderzoek in de Grond-, Water-, en Wegenbouw en de Verkeerstechniek - 1998 - 1011 pages |
| Recommendations for traffic provisions in built-up areas, ASVV. by Centrum voor Regelgeving en Onderzoek in de Grond-, Water-, en Wegenbouw en de Verkeerstechniek - 1998 - 1011 pages |
| Recommended congestion monitoring options for WSDOT by Mark E. Hallenbeck, Washington State Transportation Center, Washington State Transportation Commission, United States. Federal Highway Administration - 1994 - 50 pages |
| Recommended congestion monitoring options for WSDOT by Mark E. Hallenbeck, Washington State Transportation Center, Washington State Transportation Commission, United States. Federal Highway Administration - 1994 - 22 pages |
| Recommended design for rigid-flexible airfield pavement junctures by Eugene C. Odom, Waterways Experiment Station (U.S.). Soils and Pavements Laboratory - 1976 - 15 pages |
| Recommended Design Specifications for Live Load Distribution to Buried Structures by D. Lee Petersen - 2010 - 75 pages |
| Recommended guidelines for curb and curb-barrier installations by Chuck A. Plaxico, United States. Federal Highway Administration, National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program - 2005 - 96 pages |
| Recommended Guidelines for Curb and Curb-Barrier Installations by Chuck A. Plaxico - 2005 - 96 pages |
| Recommended mechanistic-empirical pavement design guide and software by National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board - 2004 - 2 pages |
| Recommended performance-related specification for hot-mix asphalt construction by Jon A. Epps, National Cooperative Highway Research Program, United States. Federal Highway Administration - 2002 - 496 pages |
| Recommended Performance-Related Specification for Hot-Mix Asphalt Construction by Jon A. Epps - 2002 - 496 pages |
| Recommended practices for use of traffic barrier and control treatments for restricted work zones by Hayes E. Ross, American Association of State Highway and Transportation Officials, National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program - 1994 - 112 pages |
| Recommended procedures for the safety performance evaluation of highway features by Hayes E. Ross, National Research Council (U.S.). Transportation Research Board - 1993 - 132 pages |
| Recommended procedures for the safety performance evaluation of highway features by Hayes E. Ross, National Research Council (U.S.). Transportation Research Board - 1993 - 132 pages |
| Recommended ramp design procedures for facilities without frontage roads by James A. Bonneson, Texas. Dept. of Transportation, Texas Transportation Institute, United States. Federal Highway Administration - 2004 |
| Recommended use of reclaimed asphalt pavement in the Superpave mix design method by Rebecca McDaniel, R. Michael Anderson, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, National Cooperative Highway Research Program - 2001 - 49 pages |
| Recommended use of reclaimed asphalt pavement in the Superpave mix design method by Rebecca McDaniel, R. Michael Anderson, National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program - 2001 - 17 pages |
| Recommended use of reclaimed asphalt pavement in the Superpave mix design method by Rebecca McDaniel, R. Michael Anderson, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, National Cooperative Highway Research Program - 2001 - 49 pages |
| Reconciled platoon accommodations at traffic signals by Jay Wasson, Indiana. Dept. of Transportation, Joint Transportation Research Program (Ind.), Purdue University - 1999 - 200 pages |
| Recreational potential of the Junipero Serra Freeway through the Upper Crystal Springs Watershed by Hall & Goodhue, California. Division of Highways, Robert Trent Jones, Inc - 1967 - 29 pages |
| Recycled content sign blanks by Paul N. Roschke, Ben F. Harrison, Fred C. Benson, Texas. Dept. of Transportation. Office of Research and Technology Transfer, Texas Transportation Institute - 1997 - 168 pages |
| Red warning triangles by Stichting Wetenschappelijk Onderzoek Verkeersveiligheid - 1970 - 57 pages |
| Reducing accidents by traffic engineering by Virginia. Division of Traffic and Planning - 1957 - 29 pages |
| Reducing and mitigating impacts of lane occupancy during construction and maintenance by Stuart D. Anderson, Gerald L. Ullman, National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials - 2000 - 60 pages |
| Reducing congestion by JayEtta Z. Hecker, United States. General Accounting Office, United States. Congress. Joint Economic Committee - 2003 - 16 pages |
| Reducing pedestrian-auto conflicts with an environmental manipulation by Pennsylvania State University. Division of Man-Environment Relations, Tara Broderick - 1975 - 24 pages |
| Reducing traffic congestion and improving traffic safety in Michigan communities by Planning & Zoning Center (Lansing, Mich.), Michigan Society of Planning, Michigan. Dept. of Transportation - 2001 - 322 pages |
| Redundancy in highway bridge superstructures by Wen David Liu, National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, Imbsen & Associates, Inc - 2001 - 76 pages |
| Refinements of FSUTMS trip distribution methodology by Fang Zhao, Florida. Dept. of Transportation. Research Center, Lehman Center for Transportation Research - 2004 - 165 pages |
| Reflective sign sheeting study by Stephen F. Shober, Wisconsin. Dept. of Transportation. Materials Section. Research Unit - 1977 - 14 pages |
| Reform der Bundesverkehrswegeplanung by Friedrich-Ebert-Stiftung. Wirtschafts- und Sozialpolitisches Forschungs- und Beratungszentrum. Abteilung Wirtschaftspolitik - 2000 - 105 pages |
| Regional and corridor planning for four million by Robert J. Newhouser - 1989 - 50 pages |
| Regional concept of transportation operations (RCTO) final report for Southeast Michigan - 2007 - 60 pages |
| Regional impact of the United States interstate highway system: a macroeconomic approach by Ronald Lewis Promboin - 1971 - 460 pages |
| Regional impacts of neotraditional neighborhood development by Michael G. McNally, University of California (System). Transportation Center, University of California, Irvine. Institute of Transportation Studies, University of California, Irvine. Dept. of Civil Engineering - 1993 - 32 pages |
| Regional impacts of neotraditional neighborhood development by Michael G. McNally, University of California (System). Transportation Center, University of California, Irvine. Institute of Transportation Studies, University of California, Irvine. Dept. of Civil Engineering - 1993 - 32 pages |
| Regional microscopic simulation model for studying traffic control strategies at work zone by Gopal R. Patil, Adel Wadid Sadek, University of Vermont. Transportation Research Center - 2008 - 25 pages |
| Regional planning; freeways by Gordon Stephenson - 1967 - 12 pages |
| Regional project report--Central America by Inter-American Development Bank - 1979 |
| Regional traffic simulation for emergency preparedness by Virginia P. Sisiopiku, University Transportation Center for Alabama, University of Alabama at Birmingham. Dept. of Civil and Environmental Engineering - 2004 - 116 pages |
| Regional Visionaries and Metropolitan Boosters by Matthew Dalbey - 2002 - 202 pages |
| Regulatory signs for lane occupancy and parking by Donald A. Gordon, United States. Federal Highway Administration. Office of Research, United States. Federal Highway Administration. Office of Development - 1978 - 70 pages |
| Rehabilitation of slippery roads by D. C. Mahone, Virginia Highway Research Council - 1970 - 6 pages |
| Reimbursement of toll or free roads on the interstate system by United States. Congress. House. Committee on Public Works - 1958 - 139 pages |
| Relationship of Superpave Gyratory Compaction Properties to HMA Rutting Behavior by R. Michael Anderson - 2002 - 59 pages |
| Relationship of superpave gyratory compaction properties to HMA rutting behavior by R. Michael Anderson, National Cooperative Highway Research Program, American Association of State Highway and Transportation Officials, National Research Council (U.S.). Transportation Research Board - 2002 - 59 pages |
| Relative mobility in Texas cities, 1975 to 1984 by Timothy J. Lomax, Texas. State Dept. of Highways and Public Transportation, Texas Transportation Institute - 1986 - 39 pages |
| Relative visibility of increased legend size vs. brighter materials for traffic signs by Douglas J. Mace, Philip M. Garvey, Robert F. Heckard, Last Resource Inc, United States. Federal Highway Administration. Offices of Research and Development - 1994 - 44 pages |
| Relieving highway congestion through capacity enhancements and increased efficiency by United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Highways and Transit - 2002 - 190 pages |
| Relieving highway congestion through capacity enhancements and increased efficiency by United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Highways and Transit - 2002 - 190 pages |
| Relocation and you by Indiana. Division of Land Acquisition - 1976 - 26 pages |
| Relocation of tenants to expedite construction of arterial routes by Joseph Barnett, United States. Public Roads Administration - 1947 - 10 pages |
| Remarks on the present system of road making by John Loudon McAdam - 1822 - 196 pages |
| Remarks on the present system of road making by John Loudon McAdam, Great Britain. Parliament. House of commons. Select committee on the highway of kingdom - 1821 - 196 pages |
| Remedial measures for problem cloverleaf interchanges by United States. Federal Highway Administration. Office of Research, David Tait, United States. Federal Highway Administration. Office of Development - 1978 - 138 pages |
| Remote access laboratory for testing advanced traffic signal systems by Ahmed Shawky Abdel-Rahim, National Institute for Advanced Transportation Technology (U.S.), United States. Dept. of Transportation. Research and Special Programs Administration - 2006 |
| Remote sensing change analysis methodology to support traffic monitoring programs by Reginald R. Souleyrette, Iowa. Dept. of Transportation, National Consortium on Remote Sensing in Transportation for Infrastructure - 2004 - 21 pages |
| Remote sensing change analysis methodology to support traffic monitoring programs by Reginald R. Souleyrette, Iowa State University. Center for Transportation Research and Education, Iowa. Dept. of Transportation - 2003 - 34 pages |
| Rensselaer County by Rensselaer County (N.Y.). Dept. of Planning and Promotion - 1972 - 148 pages |
| Report by National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, National Research Council (U.S.). Highway Research Board - 1998 |
| Report by John P. Rohrbaugh, National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, National Research Council (U.S.). Highway Research Board - 1989 |
| Report by National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, National Research Council (U.S.). Highway Research Board - 1982 |
| Report by National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, National Research Council (U.S.). Highway Research Board - 1964 |
| Report and analysis of study of the northwest area of metropolitan Toronto in connection with North West Drive & extension of Highway #400 - 1956 - 156 pages |
| Report and recommendations on the routing of street railway lines and methods for the improvement of traffic conditions in the City of Baltimore to the Traffic Survey Commission of Baltimore by De Leuw, Cather & Company, Baltimore (Md.). Traffic Survey Commission - 1926 - 178 pages |
| Report from the Secretary of War, in compliance with a resolution of the Senate of the 19th instant, transmitting a report of the survey of the military road from Saginaw to Mackinac, Feb. 26, 1838 ... by B. Pool, United States. War Dept - 1838 - 7 pages |
| Report no. FHWA-RD. by United States. Federal Highway Administration. Offices of Research and Development - 1982 |
| Report no. FHWA-RD. by United States. Federal Highway Administration. Offices of Research and Development - 1981 |
| Report no. FHWA-RD. by United States. Federal Highway Administration. Offices of Research and Development - 1980 |
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| Report no. FHWA-RD. by United States. Federal Highway Administration. Offices of Research and Development - 1979 |
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