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Research, Development, and Application of Methods to Update Freight Analysis Framework Out-of-Scope Commodity Flow Data and Truck Payload Factors

Published Date:

2020-04-01

Abstract:

Methods for modeling freight demand and goods movement in the United States (U.S.) are evolving from aggregated methods to disaggregated methods. Emerging technologies are providing opportunities for more efficient data collection and new data collec...

File Type:

[PDF - 13.17 MB]

Added:

05/03/2021

Analysis of Travel Choices and Scenarios for Sharing Rides

Published Date:

2021-03-01

Abstract:

The purpose of this study is to gain a deeper understanding of the factors influencing traveler decisions about driving or taking a shared ride, including learning about the tradeoffs among desired features of different travel options and trip price....

File Type:

[PDF - 2.46 MB]

Added:

05/03/2021

Developing Crash Modification Factors for Adaptive Signal Control Technologies

Published Date:

2021-02-01

Abstract:

The objective of this study was to perform rigorous safety effectiveness evaluations of adaptive signal control technologies (ASCTs) used on urban corridors. To accomplish the goal of this study, the research team compiled safety data from Florida, T...

File Type:

[PDF - 1.52 MB]

Added:

05/03/2021

Impacts of Automated Vehicles on Highway Infrastructure

Published Date:

2021-03-01

Abstract:

This report presents the results of a multiphase research effort, which involved a comprehensive literature review, engagement with highway infrastructure owners and operators (IOOs), and interviews with industry experts and key stakeholders to docum...

File Type:

[PDF - 1.95 MB]

Added:

05/03/2021

Monthly NDE Peer Exchange Webinar Series, March 2021

Published Date:

2021-03-01

Abstract:

The monthly webinar series serves as a collective experience with the goal of sharing more about the adoption of various NDE technologies by State departments of transportation (DOTs), and current projects, challenges, and best practices.

File Type:

[PDF - 1.11 MB]

Added:

05/03/2021

Public Roads Magazine, Spring 2021

Published Date:

2021-03-01

Abstract:

Public Roads is the quarterly magazine of the Federal Highway Administration (FHWA). Reading Public Roads is the easiest way to keep up-to-date on developments in federal highway policies, programs, and research and technology. More specifically, the...

File Type:

[PDF - 7.27 MB]

Added:

05/03/2021

Hydraulics of Dale Boulevard Culverts, Performance Curve for A Prototype of Two Large Culverts in Series Dale Boulevard, Dale City, Virginia

Published Date:

2001-07-01

Abstract:

Dewberry, Davis, and Associates, Inc. were performing the Neabsco Creek Flood Insurance Study at the Dale Boulevard culvert for FEMA, but had no guidelines for modeling the two culverts in series. A laboratory study was developed to support the FEMA ...

File Type:

[PDF - 1.44 MB]

Added:

05/03/2021

On the Stability of the Railroad Track in the Vertical Plane

Published Date:

1972-11-01

Abstract:

The report reviews and discusses various aspects of railroad track buckling in the vertical plane. Buckling tests of straight tracks are reviewed first. A review of the published analyses on vertical track buckling reveals that they may be grouped in...

File Type:

[PDF - 828.90 KB]

Added:

05/03/2021

Trespass Prevention Research Study – Worcester, MA [Research Results]

Published Date:

2021-04-01

Abstract:

Volpe researchers conducted the Trespass Prevention Research Study (TPRS) from 2016–2018 to show the potential benefits of, document the lessons learned from, and provide recommendations for the implementation and evaluation of trespass prevention ...

File Type:

[PDF - 537.97 KB]

Added:

05/03/2021

Informing a Pilot: Preparing the Pre-launch Survey for the Davis Amtrak Station Access Program

Published Date:

2019-10-01

Abstract:

This study investigates barriers to accessing the Davis Amtrak Station and will inform a pilot program to increase access to the station with on-demand alternatives. The program aims to decrease private vehicle use to access the station and for trave...

File Type:

[PDF - 912.28 KB]

Added:

05/03/2021

National Transportation Atlas Database (NTAD): Automatic Traffic Recorder Stations 2006 Dataset

Published Date:

2006-01-01

Abstract:

The data included in the GIS Traffic Stations Version database have been assimilated from station description files provided by FHWA for Weigh-in-Motion (atr), and Automatic Traffic Counters (ATR). Location referencing information was derived from th...

File Type:

[PDF - 117.78 KB]

Added:

05/03/2021

National Transportation Atlas Database (NTAD): Alternative Fuels 2008-Present Datasets

Published Date:

2008-01-01

Abstract:

The Alternative Fueling Stations 2008- Present dataset is from the National Renewable Energy Laboratory (NREL), and part of the U.S. Department of Transportation (USDOT)/Bureau of Transportation Statistics’ (BTS's) National Transportation Atlas Dat...

File Type:

[PDF - 230.86 KB]

Added:

05/03/2021

VCC User Survey Results Dataset

Published Date:

2020-02-25

Abstract:

Strategies to promote plug-in electric vehicle (PEV) adoption include consumer education about potential energy cost savings. However, the complexity of comparing gasoline and electricity prices makes it difficult to quantify. Vehicle energy cost cal...

File Type:

[PDF - 141.38 KB]

Added:

05/03/2021

PTV VISSIM Simulation Data for Efficient Eco-Ramp Control Project Funded by NCST 18–19 Dataset

Published Date:

2019-10-20

Abstract:

Our current transportation system faces a variety of issues in terms of safety, mobility, and environmental sustainability. The emergence of innovative intelligent transportation system (ITS) technologies such as connected and automated vehicles (CAV...

File Type:

[PDF - 159.94 KB]

Added:

05/03/2021

Exploring the Role of Attitude in the Acceptance of Self-Driving Shuttles Dataset

Published Date:

2019-12-23

Abstract:

Self-driving vehicles, as a revolution in mobility, are emerging and developing rapidly. However, public attitudes toward this new unproven technology are still uncertain. Given the significant influence of attitude toward a new technology on the int...

File Type:

[PDF - 144.31 KB]

Added:

05/03/2021

Bicycling Comfort Video Experiment Dataset

Published Date:

2019-12-21

Abstract:

This tabular data can be used to evaluate perceived bicycling comfort on distinct state highways in California. The highway settings are primarily urban, but vary in traffic conditions, lane configurations, speeds, and bicycling infrastructure. The d...

File Type:

[PDF - 141.18 KB]

Added:

05/03/2021

Analytical Modeling Framework to Assess the Economic and Environmental Impacts of Residential Deliveries, and Evaluate Sustainable City Logistics Strategies Dataset

Published Date:

2019-04-15

Abstract:

In the last decade, e‐commerce has grown substantially, increasing business‐to‐business, business‐to‐consumer, and consumer‐to‐consumer transactions. As a result, there has been a continuous growth in last mile operations, especially de...

File Type:

[PDF - 229.78 KB]

Added:

05/03/2021

Understanding Oversize/Overweight Industry Freight Flow and Safety in Kansas Using the Kansas Truck Routing and Intelligent Permitting System (K-TRIPS)

Published Date:

2020-05-01

Abstract:

Oversize and overweight (OSOW) trucks are an integral part of traffic movement throughout the state of Kansas and the United States as a whole, along with the freight they haul. The unique dimensions (length, width, height, and weight) of these loads...

File Type:

[PDF - 4.67 MB]

Added:

05/03/2021

Preliminary Investigation of Laser Induced Fluorescence Spectroscopy to Predict Limestone Aggregate Freeze-Thaw Susceptibility

Published Date:

2020-05-01

Abstract:

Qualifying concrete aggregates for resistance to freeze-thaw damage is a critical step to prevent concrete pavement deterioration in Kansas. Currently, Kansas Department of Transportation (KDOT) practice involves two laboratory tests for qualifying c...

File Type:

[PDF - 1.96 MB]

Added:

05/03/2021

Centralized Interlocking (CIXL) for Moving Block Research Project [Research Results]

Published Date:

2021-04-01

Abstract:

From September 9, 2019, to March 8, 2021, the Federal Railroad Administration (FRA) sponsored Transportation Technology Center, Inc. (TTCI), to develop and analyze a concept for a centralized interlocking (CIXL) system that supports moving block meth...

File Type:

[PDF - 463.86 KB]

Added:

05/03/2021

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