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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.

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Showing 29661 - 29680 of 35448 results
  • Leastcost transportation planning in ODOT feasibility report
    Least-cost transportation planning in ODOT : feasibility report.
    Rufolo, Anthony M. ;
    Bronfman, Lois Martin
    1995-03-01 | PDF
    Least-Cost Planning or Integrated Resource Planning is used in the electric utility industry to broaden the scope of choices to meet service requirements. This typically includes methods to reduce to demands for electricity as well the more traditional electric generation options. Techniques have been developed to compare the cost of electricity ge ...
  • Use of Glass Cullet in Roadway Construction Phase I Literature Review and Identification of Sources and Suppliers
    Use of Glass Cullet in Roadway Construction: Phase I Literature Review and Identification of Sources and Suppliers
    Nash, Phillip T. ;
    Jayawickrama, Priyantha W.
    1995-03-01 | PDF
    The purpose of this study is to develop specifications for using glass cullet in roadway construction. Glass cullet results from collecting and crushing post-consumer glass containers. Using glass cullet in roadway construction avoids expensive sorting to prevent color contamination and presents an opportunity to use glass cullet as a construction ...
  • The National Highway Traffic Safety Administration FY 1994 Performance Report
    The National Highway Traffic Safety Administration: FY 1994 Performance Report
    United States. Department of Transportation. National Highway Traffic Safety Administration
    1995-03-01 | PDF
    The FY 1994 report is presented on the basis of NHTSA's program structure as it appears in the Budget of the U.S. Government: Fiscal Year 1994. Performance reports for FY's 1995 and 1996 will be presented using a performance-based structure.
  • Motion Resistance of Wheeled Vehicles in Snow
    Motion Resistance of Wheeled Vehicles in Snow
    Richmond, Paul W.
    1995-03-01 | PDF
    This report examines several aspects of wheeled vehicle motion resistance using results obtained with the CRREL instrumented vehicle. Resistances of leading and trailing tires are examined. Limited data are presented for undercarriage drag, and third and fourth wheel passes in the same rut are initially analyzed, as is how snow deforms around a whe ...
  • Alaska Bicycle and Pedestrian Plan An Integral Part of Vision 2020 Alaskas LongRange Statewide Transportation Plan
    Alaska Bicycle and Pedestrian Plan: An Integral Part of Vision 2020, Alaska’s Long-Range Statewide Transportation Plan
    Alaska. Department of Transportation and Public Facilities
    1995-03-01 | PDF
    The purpose of the Alaska Bicycle & Pedestrian Plan, an integral part of Vision 2020: Alaska's Long Range Statewide Transportation Plan, is to present a framework for a practical, workable Bicycle/Pedestrian program in the State of Alaska. The Intermodal Surface Transportation Efficiency Act of 1991 (ISTEA) requires each state to incorporate a long ...
  • Fixed Route Comprehensive Operational Analysis 1994 Operating Year Fourth Installment Route 2 Berkshire Shopping Center Analysis
    Fixed Route Comprehensive Operational Analysis, 1994 Operating Year. Fourth Installment, Route 2: Berkshire Shopping Center Analysis
    Housatonic Area Regional Transit
    1995-03-01 | PDF
    The study evaluated the performance of the service, analyzed possible alternatives, and recommended several service changes, which took effect in August of 1993. By use of ongoing data collection, HART intends to provide continual analysis of the service. A separate analysis will be provided for each route. Each route analysis will evaluate current ...
  • Use of the ImpactEcho Method in Nondestructive Measurements of the Thickness of New Concrete Pavements
    Use of the Impact-Echo Method in Nondestructive Measurements of the Thickness of New Concrete Pavements
    Clemeña, Gerardo G.
    1995-03-01 | PDF
    The nondestructive impact-echo (IE) method offers a simple means for introducing compressional stress waves into a concrete element or slab and measuring the resonance frequencies associated with the reflections of the waves from any internal voids and the bottom of the slab. It is relatively effective for detecting internal voids or delaminations ...
  • An Assessment of Aviation Accident Risk for Aphakic Civil Airman by Class of Medical Certificate Held and by Age 19821985
    An Assessment of Aviation Accident Risk for Aphakic Civil Airman by Class of Medical Certificate Held and by Age: 1982–1985
    Nakagawara, V. B. ;
    Montgomery, R. W.
    1995-03-01 | PDF
    In the FY-92/93 Annual Program Guidance and Current Policy Statement, the Federal Air Surgeon requested continued investigation of surgical procedures and ophthalmic devices, such as cataract surgery and artificial lens implants, as to their relevance to medical certification. No previous statistical studies of the aviation accident risk of civil a ...
  • Enhancing the Effects of Diversity Awareness Training A Review of the Research Literature
    Enhancing the Effects of Diversity Awareness Training: A Review of the Research Literature
    Myers, Jennifer G.
    1995-03-01 | PDF
    The projected changes in the demographic makeup of the work force were primary influences in the spread of diversity awareness training in the private and public sector. One approach to training aims at changing personal attitudes and values to effect positive changes in treatment of others different from oneself (especially protected groups) in th ...
  • 1995 Bicycle and Pedestrian Safety Report
    1995 Bicycle and Pedestrian Safety Report
    Sims, Mike
    1995-03-01 | PDF
    This report provides a review of the current data on bicycle and pedestrian safety across the United States, finding that safety and education programs could significantly improve bicycle and pedestrian safety in the Dallas-Fort Worth Metropolitan Area.
  • Flight Instructor Practical Test Standards for LighterThanAir Balloon Airship
    Flight Instructor Practical Test Standards for Lighter-Than-Air: Balloon, Airship
    United States. Federal Aviation Administration. Flight Standards Service
    1995-03-01 | PDF
    The Flight Instructor - Lighter-Than-Air Practical Test Standards (PTS) book has been published by the Federal Aviation Administration (FAA) to establish the standards for flight instructor certification practical tests for the lighter-than-air category, balloon and airship classes. FAA inspectors and designated pilot examiners shall conduct practi ...
  • I10 pavement distress RamahWestover east west sections technical assistance report
    I-10 pavement distress : Ramah-Westover, east & west sections : technical assistance report.
    Paul, Harold R. ;
    Abadie, Chris
    1995-03-01 | PDF
    A fourteen mile, 6.5-8.0 inch asphalt concrete overlay of continuously reinforced concrete pavement demonstrated delamination, leaching, and rutting distress prior to acceptance in June 1989. Twentysix areas ranging from 20-1000 feet were either partially or full depth removed and replaced. An extensive field and laboratory investigation was conduc ...
  • A Prototype System for RealTime Incident Likelihood Prediction
    A Prototype System for Real-Time Incident Likelihood Prediction
    Madanat, Samer ;
    Liu, Pen-Chi
    1995-02-28 | PDF
    In the first part of this Innovations Deserving Exploratory Analysis (IDEA) project, efforts were focused on developing and validating the freeway incident likelihood prediction models that form the core of a prototype system for real-time incident likelihood prediction. In the second part of the research, an incident likelihood prediction simulato ...
  • Functional Design for US Coast Guard Intelligent Communications Gateway
    Functional Design for U.S. Coast Guard Intelligent Communications Gateway
    Ogden Government Services
    1995-02-27 | PDF
    This report documents the functional design of hardware and software components necessary to satisfy the U.S. Coast Guard (USCG) requirements identified for an Intelligent Gateway (IG). The IG will transfer messages from USCG shoreside networks to transmission paths serving mobile users. In a similar manner, messages from mobile users will also be ...
  • Feasibility of the Use of Existing Analytical Models and Experimental Data to Assess Current Design Methods for Pavement GeogridReinforced Base Layers
    Feasibility of the Use of Existing Analytical Models and Experimental Data to Assess Current Design Methods for Pavement Geogrid-Reinforced Base Layers
    Perkins, Steven W.
    1995-02-23 | PDF
    In recent years polymer geogrids have been proposed and used to improve the performance of paved roadways and/or to reduce base course thickness. Performance improvements have been demonstrated for design conditions where relatively large rut depths are acceptable and where relatively weak pavement sections have been used. This work was undertaken ...
  • Threedimensional modeling of rigid pavement final report September 1995
    Three-dimensional modeling of rigid pavement : final report, September 1995.
    Beegle, David J. ;
    Sargand, Shad M.
    1995-02-17 | PDF
    A finite-element program has been developed to model the response of rigid pavement to both static loads and temperature changes. The program is fully three-dimensional and incorporates not only the common twenty-node brick element but also a thin interface element and a three-node beam element. The interface element is used in the pavement-soil in ...
  • Three dimensional modeling of rigid pavement executive summary February 1995
    Three dimensional modeling of rigid pavement : executive summary, February 1995.
    Beegle, David J. ;
    Sargand, Shad M.
    1995-02-17 | PDF
    A finite-element program has been developed to model the response of rigid pavement to both static loads and temperature changes. The program is fully three-dimensional and incorporates not only the common twenty-node brick element but also a thin interface element and a three-node beam element. The interface element is used in the pavement-soil in ...
  • The Use of Geographical Information Systems for Airport Engineering and Management
    The Use of Geographical Information Systems for Airport Engineering and Management
    McNerney, Michael T.
    1995-02-01 | PDF
    The use of geographical information systems (GIS) for transportation has been dominated by the highway transportation sector. The author proposes that airports develop a multi-user GIS for multiple applications to maximize use while minimizing development costs. In late 1993, the author surveyed 172 of the nation's busiest certificated airports con ...
  • User benefits of twoway data link ATC communications aircraft delay and flight efficiency in congested en route airspace final report
    User benefits of two-way data link ATC communications : aircraft delay and flight efficiency in congested en route airspace : final report
    William J. Hughes Technical Center (U.S.). Data Link Benefits Study Team
    1995-02-01 | PDF
    This report documents the results of the first Federal Aviation Administration(FAA) manned simulation study designed to demonstrate and quantify some of thebenefits that would accrue to National Airspace System (NAS) users in return forequipping aircraft to receive domestic, two-way Data Link Air Traffic Control(ATC) services. Air traffic controlle ...
  • Bituminous Overlay Policy A Performance Evaluation
    Bituminous Overlay Policy: A Performance Evaluation
    Schutzbach, Amy M.
    1995-02-01 | PDF
    To address an increasing backlog of roadways in need of rehabilitation, the Illinois Department of Transportation (IDOT) began use of a standard overlay thickness policy in the early 1980s. On the non-interstate, or primary, system, first resurfacings or overlays over pavements being widened and resurfaced were allowed 2.5 in. (6.35 cm). Subsequent ...
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