The US Transportation Collection consists of documents from across all transportation modes with specific focus on research reports from US DOT, state DOTs, and other transportation organizations.
Bookmark this collection: https://rosap.ntl.bts.gov/collection_ust or https://doi.org/10.21949/1530857.
This study was conducted to determine what contributes and detracts from job satisfaction for drivers as a means of addressing the driver turnover/retention issue. One factor is that drivers' perceptionof the opportunities for advancement within their company and the trucking industry are poor. Also interesting was the fact that drivers indicate a
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This document provides a review of the applications of various technologieswithin traffic management centers in the United States and abroad. Since theFederal Highway Administration (FHWA) is currently sponsoring several studies inareas such as adaptive traffic control and dynamic traffic assignment, bothfunctions within an advanced TMC, the focus
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This report details the construction and performance monitoring efforts of two demonstration projects proposed in an experimental features work plan entitled 'Recycling Old PCC Pavement'. The objectives of this experimental feature were to evaluate the viability of recycling old PCC pavements into new inlays and to determine the subsequent performa
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The overall objective of this study was to determine the most economical and effective uses for asphalt pavement millings. Specific objectives include (1) determine existing effective uses of milled RAP, (2) determine effectiveness of new untried ideas and improvements on existing uses through field experimentation, and (3) provide the Department w
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The report documents the development of guidelines and recommendations for the selection of the left-tum phasing, indication sequences and auxiliary signs. The guidelines developed are based on field studies of over 100 intersections in nine Texas counties and utilize easy to obtain data for the selection process. A three-level decision process reg
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A three-year study of motorist understanding of traffic control devices is currently in progress. The objective of the study is to conduct a detailed assessment of motorist comprehension of signs, signals, and markings utilizing a statistically valid survey of Texas motorists. Those traffic control devices determined to be less than adequately unde
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This report presents the findings of the research conducted in the Highway Planning and Research (HPR) Project 1232- Task 5.1, Dynamic Lane Assignment Systems, sponsored by the Texas Department of Transportation. Dynamic lane assignment could be accomplished with fiberoptic technology, by electronically selecting one of the different lane use assig
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This report lists the transportation-related requirements and submittal dates of the Clean Air Act Amendments of 1990 as they pertain to the State of Texas. Texas has four urban areas in nonattainment of federal air quality standards: Dallas- Fort Worth, Beaumont-Port Arthur, EI Paso, and Houston-Galveston-Brazoria. Specific requirements for these
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The purpose of this project was to develop a better understanding of the process of forecasting turning flows. Review of the literature provided information about the state of the research in the area of turning flow forecasts and provided information about the models available for use in making turning flow forecasts. A telephone survey was perfor
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As part of a project funded by the Texas Department of Transportation (TxDOT) to examine methods of improving transportation planning techniques, the need to decrease the burden on the planning staff in smaller urban areas (populations less than 200,000) was addressed. In many cases, these smaller areas may not have the financial or personnel resou
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This document provides guidelines and procedures for the retiming of arterial street networks, including procedures for data collection, and the types and amount of data to be collected; the analytical procedures and software packages that are available for signal retiming projects; and examples of step-by-step applications for each type of signal
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This report summarizes the improved data base and analysis tools developed as part of Study 1108 for analyzing the travel impacts of freeway maintenance and reconstruction activities. The data base includes the travel impacts of 12 urban freeway reconstruction projects (six in Texas and six outside Texas), the safety impacts of 5 urban freeway reco
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In the summer of 1986, the Illinois Department of Transportation began the construction of four demonstration projects which focused on evaluating proposed mechanistically based asphalt concrete (AC) and Portland cement concrete (PCC) pavement design procedures and determining the effects of pavement design variables on pavement performance. The de
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This report provides a comprehensive description of the elements of public finance, particularly as they relate to public transit issues. The report is intended to serve as a primer for the staff of the Federal Transit Administration and staffs of transit agencies across the country. The report provides an overview of the public finance market, the
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The 1993 Economic Report to the Governor provides the governor, interested public policy makers, researchers, students, businesses, and other readers with the single best reference publication describing Utah's economic performance over the past year and an outlook for the coming year.
The National Coalition for Aviation Education represents industry and labor, united to promoteaviation education activities and resources; increase public understanding of the importance of aviation; and support educational initiatives at the local, state and national levels.
The 1993 TRAFFIC CRASH FACTS AND STATISTICS is a report published by the Bureau of Highway Safety and Traffic Engineering of the Pennsylvania Department of Transportation. This publication is a statistical review of reportable motor vehicle traffic crashes in the Commonwealth of Pennsylvania for the calendar year 1993. The figures are compiled from
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United States. Environmental Protection Agency. Office of Mobile Sources
1993-01-01
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The document provides technical guidance to the states that are interested in allowing credits generated in their clean fuel vehicle fleet program or similar state-originated program to be used for emission credit trading. State-originated programs to grant these credits may be substantially different than the federal fleet program. EPA believes th
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University of South Florida. Center for Urban Transportation Research
1993-01-01
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This report examines the role of the comprehensive plan in developing an accessmanagement program, aspects of current regulatory practice that contribute toaccess problems, and regulatory techniques that support access managementprinciples. Communities should establish a policy framework that supportsaccess management in the local comprehensive pla
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