United States. Federal Highway Administration. Office of Highway Safety
1991-01-01
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This report is a continuation of the data series published from 1967 to 1981 under the title, "Fatal and Injury Accident Rates on Federal-Aid and Other Highway Systems". It is the tenth report prepared as required by Section 207 of the Surface Transportation Assistance Act of 1982 (P.L. 97-424). The text of the report is primarily technical detail
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United States. Department of Transportation. Federal Highway Administration
1991-01-01
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This brochure is designed to help you, as an FHWA employee, gain a greater understanding of Work Force Diversity and what effects it has on the work place. It will also explain how you, as an individual, can contribute to achieving our goal.
United States. Federal Highway Administration. Office of Personnel and Training. Training and Executive Development Division
1991-01-01
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The Federal Highway Administration has always placed great emphasis on the training and career development of its employees. Most evident are the various career training programs which the agency supports and recruits for on an annual basis. Other resources include the academic study program and central and local training. To continue to improve jo
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The 1990 Department of Transportation and Related Agencies Appropriation Act directed the Department of Transportation to prepare a report with the following objectives: Update for the use of Congress a nationwide inventory of existing scenic byways. Develop guidelines for the establishment of a National Scenic Byways Program including recommended
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Intelligent Vehicle-Highway Systems: Moving America Into the 21st Century; The Highway Safety Information System; Leaching Test Studies Using Extraction Procedure Toxicity Test and Toxicity Characteristic Leaching Procedure; Upgrade of the FOIL Pendulum Test Capability
This report contains the results of a pool fund HPR contract sponsored by 11 States and the FHW A to develop a Guide Specification and Commentary on the subject of vessel collision design of highway bridges for use by the American Association of State Highway Officials (AASHTO). The developed Guide Specification was officially adopted by AASHTO in
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Some of the FHWA vehicle impact simulation computer programs were modified to improve their accuracy and/or efficiency. The CRUNCH, GUARD and BARRIER VII programs as well as three versions of the NARD program were reviewed to identify modeling limitations and numerical procedures employed by each program. Other, commercially available, software was
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This report is intended to provide criteria in evaluating potential corrosion tosses when using coated or uncoated steel reinforcements, and in determining aging and construction damage tosses when using geosynthetic reinforcements. To monitor in-situ corrosion rates of bare or galvanized steel reinforcements, remote electrochemical measurement equ
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This report presents comprehensive guidelines for evaluating and using soil reinforcement techniques in the construction of retaining walls, embankment slopes, and natural or cut slopes. A variety of available systems for reinforced soil including in-situ soil nailing are described from information assembled from published literature and manufactur
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This report presents comprehensive guidelines for evaluating and using soil reinforcement techniques in the construction of retaining walls, embankment slopes, and natural or cut slopes. A variety of available systems for reinforced soil including in-situ soil nailing are described from information assembled from published literature and manufactur
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In 1987 the Federal Highway Administration (FHWA) completed a field study to compare the performance of sulfur-extended asphalt (SEA) pavements to conventional asphalt contra 1 (AC) pavements. A representative set of pavements was chosen to provide a comprehensive evaluation of the effects of sulfur on pavement performance. The primary conclusion w
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A major national field and analytical sudy has been conducted into the effect of various design features on the performance of jointed concrete pavements. Extensive design, construction, traffic, and performance data were obtained from numerous experimental and other concrete pavement sections throughout the country. Field data collected and analyz
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This report contains the reprint of six articles on the subject of quality assurance that have appeared in the past issues of "Public Roads" magazine. The articles are divided into the following: 1. Introduction and Concepts; 2. Quality Assurance of Embankments and Base Courses; 3. Quality Assurance of Portland Cement Concrete; 4. Variations of Bit
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In an effort to protect the scenic, cultural and historic resources found along designated scenic corridors, many communities have adopted a wide variety of scenic resource protection techniques. The common element among all of these techniques is the overarching principle of conservation.· Communities throughout the nation are coming to recognize
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