Volpe National Transportation Systems Center, Technical Reference Center

Soil and Base Stabilization and Associated Drainage Considerations, Volume I, Pavement Design and Construction Considerations

Published:

1992-12-01

Abstract:

This report consists of two volumes: Volume I, Pavement Design and Construction Considerations; and Volume II, Mixture Design Considerations. These two volumes represent the revisions to the original manuals prepared in 1979 by Terrel, Epps, Barenber...

File Type:

[PDF - 34.51 MB]

Added:

10/29/2019

Functional Safety Assessment of a Generic Accelerator Control System with Electronic Throttle Control in Hybrid Electric Vehicles with a Gasoline Internal Combustion Engine

Published:

2019-08-01

Abstract:

This report describes the research effort to assess the functional safety of accelerator control systems with electronic faults, such as errant electronic throttle control signals, following an industry process standard. This study focuses specifical...

File Type:

[PDF - 7.28 MB]

Added:

10/29/2019

Synthesis: Accelerating Implementation of Research Findings to Reduce Potential Concrete Pavement Joint Deterioration

Published:

2018-12-01

Abstract:

Distress has recently been observed in the joints of some concrete pavements, primarily in the wet-freeze states. This distress often begins in longitudinal joints, followed by transverse joints and results in the significant loss of material from th...

File Type:

[PDF - 4.91 MB]

Added:

10/29/2019

Synthesis Study: Overview of Readily Available Culvert Inspection Technologies

Published:

2018-08-01

Abstract:

Culverts, conduits that facilitate passage of water beneath roadways and other structures, represent important components of infrastructure systems, helping to drain, direct or divert surface water and prevent the disruption of roadways. Their effici...

File Type:

[PDF - 5.19 MB]

Added:

10/29/2019

Business and Commute Optimization System: Development and Denver-based Case Study [Research Brief]

Published:

2018-12-01

Abstract:

Mitigating traffic congestion and reducing transportation emissions are among the leading goals of most local, regional, national, and international agencies. Several guidelines rely primarily on strategies that support the following: 1) mixed land-u...

File Type:

[PDF - 397.59 KB]

Added:

10/29/2019

Business and Commute Optimization System: Development and Denver-based Case Study

Published:

2018-12-01

Abstract:

Mitigating traffic congestion and reducing transportation emissions are among the leading goals of most local, regional, national, and international agencies. Several guidelines rely primarily on strategies that support the following: 1) mixed land-u...

File Type:

[PDF - 1.60 MB]

Added:

10/29/2019

Rehabilitation Project Selection and Scheduling in Transportation Networks [Research Brief]

Published:

2018-12-01

Abstract:

Highway project selection and scheduling are traditionally treated as two separate problems in the literature. It is critical to investigate how to select and schedule M&R projects in a way that can maximize their benefit or effectiveness while minim...

File Type:

[PDF - 773.95 KB]

Added:

10/29/2019

Rehabilitation Project Selection and Scheduling in Transportation Networks

Published:

2018-12-01

Abstract:

Highway project selection and scheduling are traditionally treated as two separate problems in the literature. It is critical to investigate how to select and schedule M&R projects in a way that can maximize their benefit or effectiveness while minim...

File Type:

[PDF - 1.89 MB]

Added:

10/29/2019

Quantifying the Range of Variability in the Flexural Strength of Fiber Reinforced Concrete Using Monte Carlo Simulation [Research Brief]

Published:

2018-12-01

Abstract:

Many laboratory studies have shown erratic results in flexural strength among replicate specimens of Fiber reinforced concrete (FRC). As a result, repeatability of results was very challenging. Given this issue, it would be very difficult for design ...

File Type:

[PDF - 602.61 KB]

Added:

10/29/2019

Quantifying the Range of Variability in the Flexural Strength of Fiber Reinforced Concrete Using Monte Carlo Simulation

Published:

2018-12-01

Abstract:

Many laboratory studies have shown erratic results in flexural strength among replicate specimens of Fiber reinforced concrete (FRC). As a result, repeatability of results was very challenging. Given this issue, it would be very difficult for design ...

File Type:

[PDF - 3.98 MB]

Added:

10/29/2019

Electric Vehicle Charging Gap Analysis: Summary Memo and Instructions for Automated Tool

Published:

2019-10-15

Abstract:

This document summarizes the methodology and major deliverables resulting from the National Park Service (NPS) Electric Vehicle (EV) Charging Stations Gap Analysis project. The project created a semi-automated geospatial tool that can help NPS to vis...

File Type:

[PDF - 1.30 MB]

Added:

10/29/2019

Kenai Fjords National Park: Exit Glacier Area Summary Transportation Feasibility Study

Published:

2019-10-10

Abstract:

The purpose of the Exit Glacier Area summer transportation feasibility study for Kenai Fjords National Park (KEFJ) is to understand the current transportation conditions at the Exit Glacier Area and evaluate the feasibility of a range of potential ac...

File Type:

[PDF - 5.69 MB]

Added:

10/29/2019

Quiet Supersonic Flights 2018: Community Response Preliminary Results and Lessons Learned

Published:

2019-06-19

Abstract:

This is a report of a test flight of NASA's X-59 QueSST test aircraft in Galveston, Texas. Data gathered on the public perception of quiet supersonic flight is presented.

File Type:

[PDF - 3.04 MB]

Added:

10/29/2019

Connected Vehicle Pilot Deployment Program Independent Evaluation: Comprehensive Evaluation Plan-Wyoming

Published:

2019-04-01

Abstract:

This report summarizes the analyses plans that the Texas A&M Transportation Institute (TTI), in its role as the Independent Evaluator, will use to assess the mobility, environmental, and public agency efficiency (MEP) impacts of the Wyoming Connected...

File Type:

[PDF - 815.22 KB]

Added:

10/29/2019

Connected Vehicle Pilot Deployment Program Phase 2, System Architecture Document Tampa (THEA)

Published:

2018-11-01

Abstract:

The Tampa Hillsborough Expressway Authority (THEA) Connected Vehicle (CV) Pilot Deployment Program is intended to develop a suite of applications that utilize vehicle-to-infrastructure (V2I) and vehicle-to-vehicle (V2V) communication technology to re...

File Type:

[PDF - 8.60 MB]

Added:

10/29/2019

Good Practices Guide for Bicycle Safety Education.

Published:

2002-01-01

Abstract:

The Good Practices Guide consists of three primary sections: Case Studies, Good Practices, and Conclusion. • Case Studies – This section includes a brief introduction that describes the selection of case studies, the interview method, a case stud...

File Type:

[PDF - 446.62 KB]

Added:

10/29/2019

Improving Collision Post Crashworthiness of Legacy Locomotives

Published:

2019-10-01

Abstract:

Modern locomotives are built to crashworthiness standards defined in Subpart D of Title 49 Code of Federal Regulations (CFR) Part 229 as well as the Association of American Railroads’(AAR) S-580 standards. Older locomotives, specifically the narrow...

File Type:

[PDF - 6.27 MB]

Added:

10/21/2019

System-Wide Implementation of Rail Right-of-Way Incursion Treatments

Published:

2019-10-01

Abstract:

The U.S. Department of Transportation (DOT) John A. Volpe National Transportation Systems Center (Volpe Center), under the direction of the DOT Federal Railroad Administration (FRA) Office of Research, Development and Technology (RD&T), conducted a s...

File Type:

[PDF - 748.65 KB]

Added:

10/21/2019

Utilizing 3D Digital Design Data in Highway Construction - Case Studies

Published:

2017-04-01

Abstract:

There are numerous benefits afforded to using 3D digital design data in highway construction. These include: the ability to identify and resolve constructability challenges prior to mobilization, more accurate estimation and better control of pavemen...

File Type:

[PDF - 12.21 MB]

Added:

10/21/2019

Rail Safety Training for Law Enforcement: Research Results

Published:

2019-10-01

Abstract:

The Rail Safety Training Course for Law Enforcement project builds upon QinetiQ North America’s (QNA) previous experience in developing first responder training. Specifically, in 2015, QNA developed a video sponsored by the Federal Railroad Adminis...

File Type:

[PDF - 401.93 KB]

Added:

10/21/2019

About Us

Operating Administrations

Areas of Focus

Our Activities

Policies, Rights, Legal

Get to know us

Operating Administration Websites

Resources for...

Resources about...

Special Topic Websites

Helpful links on...