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 report addresses an important need for fundamental understanding of bicycle-automobile mixed-traffic. It presents models of (1) gap acceptance behavior and (2) bicyclist behavior at the onset of a yellow traffic signal indication, in addition to analysis of (3) coordinating traffic signals to provide (simultaneous) progression for both bicycle
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This report examines the feasibility of using the thermal stress restrained specimen test to evaluate low temperature cracking in asphalt pavement mixes. Data were collected from laboratory and field evaluations. Various mixing, aging, and compactio methods were used to prepare test samples with materials obtained from two WYDOT highway projects. F
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United States. Department of Transportation. Federal Aviation Administration
1998-10-01
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This Notice revises Appendices A and B of Order 7110.65 to standardize the new aircraft designators according to the International Civil Aviation Organization (ICAO) document 8643/25.
A study was undertaken by The Marketing Institute of the College of Business at Florida State University. Four niche efforts were investigated. The results of the study are presented in the collection of tables that follow. The analyses presented in the report are descriptive--the intent is to identify the general characteristics of transit users'
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On July 24, 1995, joints in a 61m (200 ft.) test section on project STP-324(78) were sealed with Crafco Roadsaver. Crafco Roadsaver is a self-leveling silicone sealant. Joints in the remainder of the project were sealed with an approved self-leveling sealant. A 61 m (200 ft.) control section, with joints sealed with the approved sealant, was select
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This report is one of a series produced as part of a contract designed to develop precise, detailed, human factors design guidelines for Advanced Traveler Information Systems (ATIS) and Commercial Vehicle Operations (CVO). The goals of the work covered in this report were to: (1) identify information format alternatives for ATIS devices for both pr
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This publication describes and explains the user interface for the Infrastructure Management Information System (IMIS). The IMIS is designed to answer questions regarding public water supply, wastewater treatment, and census information. This publication discusses hardware and software requirements; on-screen features of the IMIS; the Iowa Water Pl
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The most common method used to rehabilitate existing portland cement concrete (PCC) pavements is to place an overlay consisting of asphalt concrete. However, problems with premature rutting of the asphalt overlay and early appearance of reflective cracks in the asphalt overlay have made overlays consisting of portland cement concrete a viable alter
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As part of the Strategic Highway Research Program's (SHRP) Long Term pavement Performance (LTPP) Study, sections of highway are being selected to apply very specific treatments to study various facets of construction (both new and rehabilitated). These projects are referred to as Specific Pavement Studies (SPS). This particular project, on US-62 in
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This document presents the integrity assessment plan for the existing double-shell tank waste transfer facilities system in the 200 East and 200 West Areas of Hanford Site. This plan identifies and proposes the integrity assessment elements and techniques. Sponsored by Department of Energy, Washington, DC.
The Trilogy project was an ITS demonstration of the broadcast of freeway system traveler information to both commercial and commuter drivers over a 25-mile (40.3 km) radius of the TwinCities metropolitan area. In this project, real-time freeway system operating conditions, particularly incidents and traffic congestion, were monitored at the Minneso
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United Nations Conference on Trade and Development
1998-09-23
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definitions of privatization as there are port practitioners and experts. In these circumstances, drafting ?Guidelines for Port Authorities and Governments on the privatization of port facilities? is a challenge. The ten-step approach presented in this report has two objectives: to give a compact but comprehensive overview of the key issues that wi
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Electronically Controlled Braking Systems (ECBS) offer many potential benefits to the trucking industry in the areas of safety, reliability, enhanced driver feedback, and maintainability. ECBS are being tested by a number of manufacturers. These systems are intended to replace the current pneumatic brake application signal with an electronic actuat
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University of South Florida. Center for Urban Transportation Research
1998-09-19
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In 1996, the Federal Highway Administration (FHWA), at the request of the American Association of State Highway and Transportation Officials (AASHTO), began efforts to refocus transportation professionals and enhance their expertise on addressing community impact issues through the publication of a user-friendly primer, "Community Impact Assessment
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This report was written as a teaching tool for ordinary citizens, and for transportation and urban planners working with citizen groups, who advocate for public transit and walkable neighborhoods. It illustrates key steps that activists can take to ensure that mass transit supports community needs and creates livable communities through improved pe
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The need for effective multimodal performance indicators (or measures) is becoming increasingly important for adequate planning in all sizes of transportation environments, including small and medium-size communities. These measures are essential for several reasons. First, an initial determination of performance by measuring existing conditions in
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The Intermodal Surface Transportation Efficiency Act of 1991 (ISTEA), and itscontinuation, the Transportation Equity Act for the 21st Century (TEA-21),revisions to the joint FHWA/FTA urban transportation planning regulations, andindividual state and local area efforts to monitor transportation systemsperformance have resulted in new data requiremen
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All communities, regardless of their location or size, face the need to re-thinkand plan their transportation futures. Historically, many communities have leftplanning to outside sources; whether it was the district level of a state'stransportation department or consulants. Each source has typically designedplans with little early input from the ci
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Geographic Information Systems (GIS) provides a powerful tool to transportation planners and engineers for a variety of analytical tasks. However, even with the advent of PC-based GIS systems and strong state and federal support, transportation planners and engineers in small and medium-sized communities face many constraints in finding the resourc
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The Cheyenne Area Transportation Planning Process (ChATTP) has developed a PowerPoint presentation demonstrating how to use an existing accident database with GIS software. The slides are followed by a hands-on demonstration of the GIS system using the actual data. ChATPP has been intensely involved and a leader in GIS development in the City of Ch
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