This report presents a high-level analysis of the effects of location on personal travel and trends associated with place of residence and the travel behavior of younger populations (ages 20-34). Seven distinct neighborhood typologies were created using data from the Environmental Protection Agency (EPA) Smart Location Database and the Decennial U.
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Blumenberg, E. A., Brown, A., Ralph, K., Taylor, B. D., & Voulgaris, C. T. (2017). Typecasting Neighborhoods and Travelers: Analyzing the Geography of Travel Behavior Among Teens and Young Adults in the U.S (Report No. FHWA-PL-18-014). United States. Federal Highway Administration. Office of Policy & Governmental Affairs. https://rosap.ntl.bts.gov/view/dot/50517
Blumenberg, Evelyn A., Anne Brown, Kelcie Ralph, Brian D. Taylor, and Carole Turley Voulgaris. Typecasting Neighborhoods and Travelers: Analyzing the Geography of Travel Behavior Among Teens and Young Adults in the U.S. Report no. FHWA-PL-18-014. United States. Federal Highway Administration. Office of Policy & Governmental Affairs, 2017. https://rosap.ntl.bts.gov/view/dot/50517.
Blumenberg, Evelyn A., et al. Typecasting Neighborhoods and Travelers: Analyzing the Geography of Travel Behavior Among Teens and Young Adults in the U.S. United States. Federal Highway Administration. Office of Policy & Governmental Affairs, 2017, Report no. FHWA-PL-18-014, ROSA P. https://rosap.ntl.bts.gov/view/dot/50517.
United States. Federal Highway Administration. Office of Operations Research and Development
2017-12-01
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Increasing traffic demand is causing more severe congestion and bottlenecks in urban environments. Constrained budgets are spurring innovations that efficiently use existing intersection footprints. From a previously sponsored research effort by the Office of Operations Research and Development (R&D), DRLT and CLT treatments were identified as two
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United States. Federal Highway Administration. Office of Operations Research and Development (2017). Simulator Assessment of Contraflow Lanes at Signalized Intersections : [fact sheet] (Report No. FHWA-HRT-18-016;HRDO-20/12-2017(200)E). United States. Federal Highway Administration. Office of Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/37589
United States. Federal Highway Administration. Office of Operations Research and Development. Simulator Assessment of Contraflow Lanes at Signalized Intersections : [fact sheet]. Report no. FHWA-HRT-18-016;HRDO-20/12-2017(200)E. United States. Federal Highway Administration. Office of Operations Research and Development, 2017. https://rosap.ntl.bts.gov/view/dot/37589.
United States. Federal Highway Administration. Office of Operations Research and Development Simulator Assessment of Contraflow Lanes at Signalized Intersections : [fact sheet]. United States. Federal Highway Administration. Office of Operations Research and Development, 2017, Report no. FHWA-HRT-18-016;HRDO-20/12-2017(200)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37589.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2017-12-01
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Safety is a national transportation performance goal area, but more importantly, it is the number one priority for all transportation system users. For this reason, state Department of Transportations (DOT), metropolitan planning organizations (MPO), and regional transportation planning organizations (RTPO) are investing in programs and projects to
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2017). Transportation Safety Planning – National and Virginia Context (Report No. FHWA-SA-18-015). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/49579
United States. Department of Transportation. Federal Highway Administration. Office of Safety. Transportation Safety Planning – National and Virginia Context. Report no. FHWA-SA-18-015. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2017. https://rosap.ntl.bts.gov/view/dot/49579.
United States. Department of Transportation. Federal Highway Administration. Office of Safety Transportation Safety Planning – National and Virginia Context. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2017, Report no. FHWA-SA-18-015, ROSA P. https://rosap.ntl.bts.gov/view/dot/49579.
The purpose of this memorandum is to provide updated guidance on the specification and use of high-strength fasteners in highway bridges.
Hartmann, J. (2017). Action: Use of High Strength Fasteners in Highway Bridges. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/78499
Hartmann, Joseph. Action: Use of High Strength Fasteners in Highway Bridges. United States. Department of Transportation. Federal Highway Administration, 2017. https://rosap.ntl.bts.gov/view/dot/78499.
Hartmann, Joseph Action: Use of High Strength Fasteners in Highway Bridges. United States. Department of Transportation. Federal Highway Administration, 2017, ROSA P. https://rosap.ntl.bts.gov/view/dot/78499.
United States. Federal Highway Administration. Office of Operations Research and Development
2017-12-01
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Everyday traffic delays produce frustrations and wasted time for road users who frequently deal with delays, especially during commutes and rush hour trips. Innovative solutions are needed for near-term implementation. These solutions produce significant operational benefits with only minor modifications to existing infrastructure, using less time
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United States. Federal Highway Administration. Office of Operations Research and Development (2017). Narrowing Freeway Lanes and Shoulders to Create Additional Travel Lanes : [fact sheet] (Report No. FHWA-HRT-18-012;HRDO-20/12-2017(200)E). United States. Federal Highway Administration. Office of Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/37693
United States. Federal Highway Administration. Office of Operations Research and Development. Narrowing Freeway Lanes and Shoulders to Create Additional Travel Lanes : [fact sheet]. Report no. FHWA-HRT-18-012;HRDO-20/12-2017(200)E. United States. Federal Highway Administration. Office of Operations Research and Development, 2017. https://rosap.ntl.bts.gov/view/dot/37693.
United States. Federal Highway Administration. Office of Operations Research and Development Narrowing Freeway Lanes and Shoulders to Create Additional Travel Lanes : [fact sheet]. United States. Federal Highway Administration. Office of Operations Research and Development, 2017, Report no. FHWA-HRT-18-012;HRDO-20/12-2017(200)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37693.
This research examined the safety impacts of profiled thermoplastic pavement markings in Florida and South Carolina. The States applied the markings only on edge lines and mostly on rural, two-lane undivided roads, with some use on rural, multilane divided roadways. A literature review found no published research evaluating the effect of profiled t
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Lyon, C., Persaud, B., & Eccles, K. (2017). Safety Evaluation of Profiled Thermoplastic Pavement Markings (Report No. FHWA-HRT-17-076). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/41807
Lyon, Craig, Bhagwant Persaud, and Kimberly Eccles. Safety Evaluation of Profiled Thermoplastic Pavement Markings. Report no. FHWA-HRT-17-076. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2017. https://rosap.ntl.bts.gov/view/dot/41807.
Lyon, Craig, et al. Safety Evaluation of Profiled Thermoplastic Pavement Markings. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2017, Report no. FHWA-HRT-17-076, ROSA P. https://rosap.ntl.bts.gov/view/dot/41807.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2017-12-01
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This report summarizes the proceedings of the Connecticut Crash and Roadway Safety Data Management Peer Exchange held in Newington, Connecticut, sponsored by the Connecticut Department of Transportation (CTDOT) and the Federal Highway Administration (FHWA) Office of Safety's Roadway Safety Professional Capacity Building Program.
United States. Department of Transportation. Federal Highway Administration. Office of Safety (2017). Connecticut Crash and Roadway Safety Data Management Peer Exchange (Report No. FHWA-SA-18-008). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/49574
United States. Department of Transportation. Federal Highway Administration. Office of Safety. Connecticut Crash and Roadway Safety Data Management Peer Exchange. Report no. FHWA-SA-18-008. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2017. https://rosap.ntl.bts.gov/view/dot/49574.
United States. Department of Transportation. Federal Highway Administration. Office of Safety Connecticut Crash and Roadway Safety Data Management Peer Exchange. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2017, Report no. FHWA-SA-18-008, ROSA P. https://rosap.ntl.bts.gov/view/dot/49574.
United States. Federal Highway Administration. Office of Operations Research and Development
2017-12-01
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Freeway merge and diverge areas are typically associated with unsteadiness and congestion due to an increase in lane changing and slowing down to accommodate vehicles that want to enter or exit the freeway. While waiting on anticipated benefits of connected and automated vehicles (CAVs), cities continue to struggle with worsening freeway congestion
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United States. Federal Highway Administration. Office of Operations Research and Development (2017). Alternative Freeway Designs at Merge and Diverge Segments : [fact sheet] (Report No. FHWA-HRT-18-019;HRDO-20/12-2017(200)E). United States. Federal Highway Administration. Office of Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/38020
United States. Federal Highway Administration. Office of Operations Research and Development. Alternative Freeway Designs at Merge and Diverge Segments : [fact sheet]. Report no. FHWA-HRT-18-019;HRDO-20/12-2017(200)E. United States. Federal Highway Administration. Office of Operations Research and Development, 2017. https://rosap.ntl.bts.gov/view/dot/38020.
United States. Federal Highway Administration. Office of Operations Research and Development Alternative Freeway Designs at Merge and Diverge Segments : [fact sheet]. United States. Federal Highway Administration. Office of Operations Research and Development, 2017, Report no. FHWA-HRT-18-019;HRDO-20/12-2017(200)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/38020.
United States. Federal Highway Administration. Office of Operations Research and Development
2017-12-01
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CAV technologies offer potentially transformative societal impacts—including significant mobility, safety, and environmental benefits. The Federal Highway Administration (FHWA) has led the development, research, and standards-making of these technologies, and is currently developing deployment approaches and guidance.Deploying CAV applications requ
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United States. Federal Highway Administration. Office of Operations Research and Development (2017). Analysis, Modeling, and Simulation (AMS) Tools for Connected and Automated Vehicle (CAV) Applications : [fact sheet] (Report No. FHWA-HRT-18-026;HRDO-20/12-17(200)E). United States. Federal Highway Administration. Office of Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/37588
United States. Federal Highway Administration. Office of Operations Research and Development. Analysis, Modeling, and Simulation (AMS) Tools for Connected and Automated Vehicle (CAV) Applications : [fact sheet]. Report no. FHWA-HRT-18-026;HRDO-20/12-17(200)E. United States. Federal Highway Administration. Office of Operations Research and Development, 2017. https://rosap.ntl.bts.gov/view/dot/37588.
United States. Federal Highway Administration. Office of Operations Research and Development Analysis, Modeling, and Simulation (AMS) Tools for Connected and Automated Vehicle (CAV) Applications : [fact sheet]. United States. Federal Highway Administration. Office of Operations Research and Development, 2017, Report no. FHWA-HRT-18-026;HRDO-20/12-17(200)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37588.
The Arizona Sun Corridor megaregion encompasses portions of five counties that include the regions served by the Maricopa Association of Governments (MAG) and the Pima Association of Governments (PAG). This region is home to approximately eight out of ten Arizonans and includes one of the busiest freight ports on the U.S.-Mexico border. State and l
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United States. Federal Highway Administration (2017). Modeling a Multi-Modal Megaregion: Arizona's Sun Corridor Sheds Light on What Drives Industry and Freight (Report No. FHWA-HOP-17-032). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/38460
United States. Federal Highway Administration. Modeling a Multi-Modal Megaregion: Arizona's Sun Corridor Sheds Light on What Drives Industry and Freight. Report no. FHWA-HOP-17-032. United States. Federal Highway Administration, 2017. https://rosap.ntl.bts.gov/view/dot/38460.
United States. Federal Highway Administration Modeling a Multi-Modal Megaregion: Arizona's Sun Corridor Sheds Light on What Drives Industry and Freight. United States. Federal Highway Administration, 2017, Report no. FHWA-HOP-17-032, ROSA P. https://rosap.ntl.bts.gov/view/dot/38460.
This study evaluated restricted crossing U-turn (RCUT) intersection and was conducted by the DCMF program for the Evaluation of Low-Cost Safety Improvements Pooled Fund Study. RCUT is defined as a three-approach or four-approach intersection where minor street left-turn and through movements (if any) are rerouted to one-way downstream U-turn crosso
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Hummer, J. E., & Rao, S. (2017). Safety Evaluation of Signalized Restricted Crossing U-Turn Intersections (Report No. FHWA-HRT-17-082;HRDS-20/12-17(200)E). United States. Federal Highway Administration. Office of Safety Research and Development. https://rosap.ntl.bts.gov/view/dot/38024
Hummer, Joseph E. and Sathish Rao. Safety Evaluation of Signalized Restricted Crossing U-Turn Intersections. Report no. FHWA-HRT-17-082;HRDS-20/12-17(200)E. United States. Federal Highway Administration. Office of Safety Research and Development, 2017. https://rosap.ntl.bts.gov/view/dot/38024.
Hummer, Joseph E., and Sathish Rao Safety Evaluation of Signalized Restricted Crossing U-Turn Intersections. United States. Federal Highway Administration. Office of Safety Research and Development, 2017, Report no. FHWA-HRT-17-082;HRDS-20/12-17(200)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/38024.
Federal Highway Administration (U.S.) (2017). Border Crossing Map: US-Canada East. Federal Highway Administration (U.S.). https://rosap.ntl.bts.gov/view/dot/53762
Federal Highway Administration (U.S.). Border Crossing Map: US-Canada East. Federal Highway Administration (U.S.), 2017. https://rosap.ntl.bts.gov/view/dot/53762.
Federal Highway Administration (U.S.) Border Crossing Map: US-Canada East. Federal Highway Administration (U.S.), 2017, ROSA P. https://rosap.ntl.bts.gov/view/dot/53762.
This report presents four case studies detailing what has been achieved through the Mobility Services for All Americans (MSAA) deployment planning, implementation, and/or Travel Management Coordination Center (TMCC) development. It additionally discusses whether MSAA funding or other federal assistance has had an impact on TMCC development, and wha
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Schweiger, C. (2017). Mobility Services for All Americans (MSAA) Case Study Report (Report No. FHWA-JPO-18-675). United States. Department of Transportation. Office of the Assistant Secretary for Research and Technology. https://rosap.ntl.bts.gov/view/dot/36956
Schweiger, Carol. Mobility Services for All Americans (MSAA) Case Study Report. Report no. FHWA-JPO-18-675. United States. Department of Transportation. Office of the Assistant Secretary for Research and Technology, 2017. https://rosap.ntl.bts.gov/view/dot/36956.
Schweiger, Carol Mobility Services for All Americans (MSAA) Case Study Report. United States. Department of Transportation. Office of the Assistant Secretary for Research and Technology, 2017, Report no. FHWA-JPO-18-675, ROSA P. https://rosap.ntl.bts.gov/view/dot/36956.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2017-12-01
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This report is a summary of the Local Roads Safety Data Analysis Approaches Peer Exchange held in Seattle, Washington on August 30-31, 2016 sponsored by the Federal Highway Administration (FHWA) Office of Safety. Participants from Federal, State, and local agencies from Indiana, Kentucky, Louisiana, Michigan, New Jersey, Ohio, Washington, and Wisco
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2017). Local Roads Safety Data Analysis Approaches Peer Exchange: An RSPCB Peer Exchange (Report No. FHWA-SA-18-012). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/49577
United States. Department of Transportation. Federal Highway Administration. Office of Safety. Local Roads Safety Data Analysis Approaches Peer Exchange: An RSPCB Peer Exchange. Report no. FHWA-SA-18-012. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2017. https://rosap.ntl.bts.gov/view/dot/49577.
United States. Department of Transportation. Federal Highway Administration. Office of Safety Local Roads Safety Data Analysis Approaches Peer Exchange: An RSPCB Peer Exchange. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2017, Report no. FHWA-SA-18-012, ROSA P. https://rosap.ntl.bts.gov/view/dot/49577.
United States. Federal Highway Administration. Office of Operations Research and Development
2017-12-01
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The FHWA Driver Model Platform v0.6 was created to interface with commercially available microsimulation software packages, so that planners and engineers could more accurately predict and assess the operational impacts of specialized events and technologies—such as work zones, road weather, or connected and automated vehicle applications. Version
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United States. Federal Highway Administration. Office of Operations Research and Development (2017). Federal Highway Administration (FHWA) Driver Model Platform - Version 0.6 : [fact sheet] (Report No. FHWA-HRT-18-014;HRDO-20/12-2017(200)E). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/37591
United States. Federal Highway Administration. Office of Operations Research and Development. Federal Highway Administration (FHWA) Driver Model Platform - Version 0.6 : [fact sheet]. Report no. FHWA-HRT-18-014;HRDO-20/12-2017(200)E. United States. Federal Highway Administration, 2017. https://rosap.ntl.bts.gov/view/dot/37591.
United States. Federal Highway Administration. Office of Operations Research and Development Federal Highway Administration (FHWA) Driver Model Platform - Version 0.6 : [fact sheet]. United States. Federal Highway Administration, 2017, Report no. FHWA-HRT-18-014;HRDO-20/12-2017(200)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37591.
This report contains new entries to the Federal Highway Administration (FHWA) report: "Work Zone Operations Best Practices Guidebook (Third Edition)" (FHWA-HOP-13-012). The new entries are intended to function as a supplement to the Guidebook, however, the code in the upper right-hand corner of each new entry (e.g. "A1-1") uses the organizational s
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Daniel, S., Elahi, M., Flanigan, E., & Blizzard, K. (2017). Work Zone Operations Best Practices Guidebook (Third Edition) Addendum #1 (Report No. FHWA-HOP-13-012). United States. Department of Transportation. Federal Highway Administration. Office of Operations. https://rosap.ntl.bts.gov/view/dot/74285
Daniel, Subin, Mansur Elahi, Erin Flanigan, and Katherine Blizzard. Work Zone Operations Best Practices Guidebook (Third Edition) Addendum #1. Report no. FHWA-HOP-13-012. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2017. https://rosap.ntl.bts.gov/view/dot/74285.
Daniel, Subin, et al. Work Zone Operations Best Practices Guidebook (Third Edition) Addendum #1. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2017, Report no. FHWA-HOP-13-012, ROSA P. https://rosap.ntl.bts.gov/view/dot/74285.
Estimating and forecasting freight movements in today's heavily congested Baltimore-Washington metropolitan area demands sophisticated models and analytics well beyond the capability of traditional tools. The region is home to many major freight facilities representing all modes, yet geography and dense urban development provide limited infrastruct
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United States. Federal Highway Administration (2017). Intra-Local Distribution Model: How Regional Tour-Based Truck Movement Fits Within Statewide Flows (Report No. FHWA-HOP-18-022). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/38453
United States. Federal Highway Administration. Intra-Local Distribution Model: How Regional Tour-Based Truck Movement Fits Within Statewide Flows. Report no. FHWA-HOP-18-022. United States. Federal Highway Administration, 2017. https://rosap.ntl.bts.gov/view/dot/38453.
United States. Federal Highway Administration Intra-Local Distribution Model: How Regional Tour-Based Truck Movement Fits Within Statewide Flows. United States. Federal Highway Administration, 2017, Report no. FHWA-HOP-18-022, ROSA P. https://rosap.ntl.bts.gov/view/dot/38453.
Successes in Stewardship is a Federal Highway Administration (FHWA) bimonthly newsletter highlighting current best practices in stewardship and environmental review from around the country.
United States. Federal Highway Administration (2017). Successes in Stewardship - 2017 Year in Review: Key Takeaways for Accelerating Project Delivery and Improving Environmental Outcomes. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/48750
United States. Federal Highway Administration. Successes in Stewardship - 2017 Year in Review: Key Takeaways for Accelerating Project Delivery and Improving Environmental Outcomes. United States. Federal Highway Administration, 2017. https://rosap.ntl.bts.gov/view/dot/48750.
United States. Federal Highway Administration Successes in Stewardship - 2017 Year in Review: Key Takeaways for Accelerating Project Delivery and Improving Environmental Outcomes. United States. Federal Highway Administration, 2017, ROSA P. https://rosap.ntl.bts.gov/view/dot/48750.
This report investigates using detailed simulation models to help regional and state agencies plan for the effects of connected vehicle (CV) and autonomous vehicle (AV) technologies in long-range planning. The research integrates the DaySim activity-based travel demand model with the TransModeler dynamic traffic simulation model for Jacksonville, F
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Bradley, M., Stabler, B., Haque, K., Slavin, H., & Morgan, D. (2017). Volume 1: Integrated ABM-DTA Methods to Model Impacts of Disruptive Technology on the Regional Surface Transportation System - A Feasibility Study (Report No. FHWA-HEP-18-082). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/55801
Bradley, Mark, Ben Stabler, Khademul Haque, Howard Slavin, and Dan Morgan. Volume 1: Integrated ABM-DTA Methods to Model Impacts of Disruptive Technology on the Regional Surface Transportation System - A Feasibility Study. Report no. FHWA-HEP-18-082. United States. Federal Highway Administration, 2017. https://rosap.ntl.bts.gov/view/dot/55801.
Bradley, Mark, et al. Volume 1: Integrated ABM-DTA Methods to Model Impacts of Disruptive Technology on the Regional Surface Transportation System - A Feasibility Study. United States. Federal Highway Administration, 2017, Report no. FHWA-HEP-18-082, ROSA P. https://rosap.ntl.bts.gov/view/dot/55801.
This TechBrief provides an executive summary of a study that was conducted by the Federal Highway Administration’s concrete laboratory at Turner-Fairbank Highway Research Center (TFHRC) related to the feasibility of using the fluorescence method to accurately and quantitatively determine the adsorption capacity of fly ash.
Kim, H., Nicolaescu, M., & Ardani, A. (2017). Fly Ash AEA Adsorption Capacity Estimation as Measured by Fluorescence or Foam Index : [techbrief] (Report No. FHWA-HRT-17-118;HRDI-10/12-2017(150)E). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/37697
Kim, H., M. Nicolaescu, and Ahmad Ardani. Fly Ash AEA Adsorption Capacity Estimation as Measured by Fluorescence or Foam Index : [techbrief]. Report no. FHWA-HRT-17-118;HRDI-10/12-2017(150)E. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2017. https://rosap.ntl.bts.gov/view/dot/37697.
Kim, H., et al. Fly Ash AEA Adsorption Capacity Estimation as Measured by Fluorescence or Foam Index : [techbrief]. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2017, Report no. FHWA-HRT-17-118;HRDI-10/12-2017(150)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37697.
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