The diesel repower/replacement project emission reductions calculator estimates emission reductions for repowering/replacing heavy-duty diesel vehicles (excluding transit vehicles) of a given model year with a newer diesel vehicle of a more recent model year. 1 Emission reductions are estimated by calculating the reduction in both running and start
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Supporting Files
Federal Highway Administration (U.S.) (2019). CMAQ Emissions Calculator Toolkit: On-Road Diesel Repower or Replacement. Federal Highway Administration (U.S.). https://rosap.ntl.bts.gov/view/dot/53728
Federal Highway Administration (U.S.). CMAQ Emissions Calculator Toolkit: On-Road Diesel Repower or Replacement. Federal Highway Administration (U.S.), 2019. https://rosap.ntl.bts.gov/view/dot/53728.
Federal Highway Administration (U.S.) CMAQ Emissions Calculator Toolkit: On-Road Diesel Repower or Replacement. Federal Highway Administration (U.S.), 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/53728.
State and local departments of transportation (DOT) continue to invest heavily in the installation of traffic cameras and distribution of live traffic camera video feeds. State and local DOTs, law enforcement, and transit providers across the country have deployed almost half a million cameras to support transportation and public safety. The video
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Pack, M. L., Ivanov, N., & Birriel, E. (2019). Transportation Management Centers Streaming Video Sharing and Distribution (Report No. FHWA-HOP-19-037). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/43595
Pack, Michael L., Nikola Ivanov, and Elizabeth Birriel. Transportation Management Centers Streaming Video Sharing and Distribution. Report no. FHWA-HOP-19-037. United States. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/43595.
Pack, Michael L., et al. Transportation Management Centers Streaming Video Sharing and Distribution. United States. Federal Highway Administration, 2019, Report no. FHWA-HOP-19-037, ROSA P. https://rosap.ntl.bts.gov/view/dot/43595.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2019-09-01
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In 2018, 36,560 people were killed in traffic crashes on the Nation’s roadways. In a concerted effort to reduce fatalities, most States have adopted a zero deaths vision or approach in their Strategic Highway Safety Plans (SHSPs). In addition, more than 40 communities have committed to Vision Zero, a strategy to eliminate traffic deaths and severe
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2019). State and Local Efforts Toward Zero Deaths - The Florida Experience (Report No. FHWA-SA-19-033). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/55627
United States. Department of Transportation. Federal Highway Administration. Office of Safety. State and Local Efforts Toward Zero Deaths - The Florida Experience. Report no. FHWA-SA-19-033. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019. https://rosap.ntl.bts.gov/view/dot/55627.
United States. Department of Transportation. Federal Highway Administration. Office of Safety State and Local Efforts Toward Zero Deaths - The Florida Experience. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019, Report no. FHWA-SA-19-033, ROSA P. https://rosap.ntl.bts.gov/view/dot/55627.
Freight has a significant impact on the economy, on both the National and regional level. The transport of freight accounts for almost nine percent of the Gross Domestic Product in the U.S., which makes efficient freight and commercial truck travel essential to the country’s economic well-being. The freight system moves 55 million tons of goods wor
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Beagan, D. F., Tempesta, D., & Proussaloglou, K. (2019). Quick Response Freight Methods: Third Edition (Report No. FHWA-HOP-19-057). United States. Department of Transportation. Federal Highway Administration. Office of Operations. https://rosap.ntl.bts.gov/view/dot/56114
Beagan, Daniel F., Daniel Tempesta, and Kimon Proussaloglou. Quick Response Freight Methods: Third Edition. Report no. FHWA-HOP-19-057. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2019. https://rosap.ntl.bts.gov/view/dot/56114.
Beagan, Daniel F., et al. Quick Response Freight Methods: Third Edition. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2019, Report no. FHWA-HOP-19-057, ROSA P. https://rosap.ntl.bts.gov/view/dot/56114.
The Harbor Drive to Harbor Boulevard right-sizing project is an example of an at-grade freeway to boulevardright-sizing project that achieved economic development goals of recapturing additional land and revitalization. The project replaced the first limited access freeway in Portland, which had become less important since additional freeways were
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United States. Federal Highway Administration (2019). Economic Development and Highway Right-Sizing: At-Grade Freeway to Boulevard Right-Sizing. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/54194
United States. Federal Highway Administration. Economic Development and Highway Right-Sizing: At-Grade Freeway to Boulevard Right-Sizing. United States. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/54194.
United States. Federal Highway Administration Economic Development and Highway Right-Sizing: At-Grade Freeway to Boulevard Right-Sizing. United States. Federal Highway Administration, 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/54194.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2019-09-01
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On a monthly basis, each State is required to report to the Federal Highway Administration (FHWA), the amount of gallons taxed by that state. This data is analyzed and compiled by FHWA staff. The data on the amount of on-highway fuel use for each State is then used to attribute federal revenue to each State. Yearly, the FHWA, Office of Policy, prov
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2019). Monthly Motor Fuel Reported by States: September 2019 (Report No. FHWA-PL-059). United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/49892
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Monthly Motor Fuel Reported by States: September 2019. Report no. FHWA-PL-059. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2019. https://rosap.ntl.bts.gov/view/dot/49892.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Monthly Motor Fuel Reported by States: September 2019. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2019, Report no. FHWA-PL-059, ROSA P. https://rosap.ntl.bts.gov/view/dot/49892.
Corrosion of prestressing strands has required replacement of external post-tensioning tendons in several existing post-tensioned bridges. External tendons are commonly used in concrete box girder bridges constructed using the span-by-span or balanced cantilever methods. Currently in the US, external tendons are discretely bonded at anchorages and
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Supporting Files
Ledesma, T. (2019). Replaceable Grouted External Post-Tensioned Tendons (Report No. FHWA-HIF-19-067). Federal Highway Administration (U.S.). https://rosap.ntl.bts.gov/view/dot/51760
Ledesma, T. Replaceable Grouted External Post-Tensioned Tendons. Federal Highway Administration (U.S.), 2019, Report no. FHWA-HIF-19-067, ROSA P. https://rosap.ntl.bts.gov/view/dot/51760.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2019-09-01
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The Federal Highway Administration’s (FHWA) Safety Compass newsletter aims to increase highway safety awareness and to provide resources to the highway safety community to help save lives. The newsletter is published three times a year, and includes articles on safety-focused offerings from FHWA, other DOT modes; our State, Local, and Tribal partne
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2019). Safety Compass Newsletter - Fall 2019, Volume 13 Issue 3. United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/44197
United States. Department of Transportation. Federal Highway Administration. Office of Safety. Safety Compass Newsletter - Fall 2019, Volume 13 Issue 3. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019. https://rosap.ntl.bts.gov/view/dot/44197.
United States. Department of Transportation. Federal Highway Administration. Office of Safety Safety Compass Newsletter - Fall 2019, Volume 13 Issue 3. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/44197.
The Federal Highway Administration (FHWA) and the Federal Transit Administration (FTA) define a transportation facility rightsizing project as one whose goal is to “match land use and transportation contexts appropriately on existing streets.” Rightsizing typically involves reducing the transportation facility footprint and repurposing the land mad
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United States. Federal Highway Administration (2019). Economic Development and Highway Right-Sizing: Overview. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/54295
United States. Federal Highway Administration. Economic Development and Highway Right-Sizing: Overview. United States. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/54295.
United States. Federal Highway Administration Economic Development and Highway Right-Sizing: Overview. United States. Federal Highway Administration, 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/54295.
United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements
2019-08-29
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This Technical Brief provides an overview of how to determine the cyclic fatigue index parameter using the Asphalt Mixture Performance Tester. It also presents index threshold values for use in asphalt mixture design and construction.
United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements (2019). Cyclic Fatigue Index Parameter (Sₐₚₚ) for Asphalt Performance Engineered Mixture Design (Report No. FHWA-HIF-19-091). United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements. https://rosap.ntl.bts.gov/view/dot/42921
United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements. Cyclic Fatigue Index Parameter (Sₐₚₚ) for Asphalt Performance Engineered Mixture Design. Report no. FHWA-HIF-19-091. United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements, 2019. https://rosap.ntl.bts.gov/view/dot/42921.
United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements Cyclic Fatigue Index Parameter (Sₐₚₚ) for Asphalt Performance Engineered Mixture Design. United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements, 2019, Report no. FHWA-HIF-19-091, ROSA P. https://rosap.ntl.bts.gov/view/dot/42921.
Given the varying stages of Transportation Systems Management and Operations (TSMO) adoption and advancement, the Federal Highway Administration identified the need for case studies to provide examples of common challenges and best practices for transportation agencies to learn from each other. This is one of 12 case studies developed to support or
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Atkins, L., Brey, O. R., Hoekstra, A., & Lattimer, C. R. (2019). Organizing for TSMO - Case Study 5: Organization and Staffing (Report No. FHWA-HOP-19-067). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/43593
Atkins, Lacey, Olivia R. Brey, Austin Hoekstra, and Charles R. Lattimer. Organizing for TSMO - Case Study 5: Organization and Staffing. Report no. FHWA-HOP-19-067. United States. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/43593.
Atkins, Lacey, et al. Organizing for TSMO - Case Study 5: Organization and Staffing. United States. Federal Highway Administration, 2019, Report no. FHWA-HOP-19-067, ROSA P. https://rosap.ntl.bts.gov/view/dot/43593.
Given the varying stages of Transportation Systems Management and Operations (TSMO) adoption and advancement, the Federal Highway Administration identified the need for case studies to provide examples of common challenges and best practices for transportation agencies to learn from each other. This is one of 12 case studies developed to support or
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Atkins, L., Brey, O. R., Hoekstra, A., & Lattimer, C. R. (2019). Organizing for TSMO - Case Study 4: Culture - Changing the Culture Towards TSMO in State Departments of Transportation (Report No. FHWA-HOP-19-066). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/43592
Atkins, Lacey, Olivia R. Brey, Austin Hoekstra, and Charles R. Lattimer. Organizing for TSMO - Case Study 4: Culture - Changing the Culture Towards TSMO in State Departments of Transportation. Report no. FHWA-HOP-19-066. United States. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/43592.
Atkins, Lacey, et al. Organizing for TSMO - Case Study 4: Culture - Changing the Culture Towards TSMO in State Departments of Transportation. United States. Federal Highway Administration, 2019, Report no. FHWA-HOP-19-066, ROSA P. https://rosap.ntl.bts.gov/view/dot/43592.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2019-08-22
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This digest shares the latest information from a range of Federal and non-Federal sources, addressing transportation and its relationship to the human environment. Through this information exchange, FHWA hopes to foster dialogue at all levels and continue to further the state of the practice on these important topics in support of safety; infrastru
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United States. Federal Highway Administration. Office of Planning, Environment, and Realty (2019). Human Environment Digest: August 22, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty. https://rosap.ntl.bts.gov/view/dot/54989
United States. Federal Highway Administration. Office of Planning, Environment, and Realty. Human Environment Digest: August 22, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2019. https://rosap.ntl.bts.gov/view/dot/54989.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty Human Environment Digest: August 22, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/54989.
This document describes the approach to be taken by the TTI Connected Vehicle Pilot Deployment (CVPD) Evaluation Team for eliciting feedback and lessons learned pertaining to the benefits and challenges of the CVPD Program structure and process from CVPD Program stakeholders. For the purposes of this document, a stakeholder is defined as a person a
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Zmud, J., Seymour, E. J., Balke, K. N., & Kuhn, B. T. (2019). Connected Vehicle Pilot Deployment Program Independent Evaluation: Program Evaluation Survey Plan (Report No. FHWA-JPO-19-761). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/42403
Zmud, Johanna, Edward J. Seymour, Kevin N. Balke, and Beverly T. Kuhn. Connected Vehicle Pilot Deployment Program Independent Evaluation: Program Evaluation Survey Plan. Report no. FHWA-JPO-19-761. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019. https://rosap.ntl.bts.gov/view/dot/42403.
Zmud, Johanna, et al. Connected Vehicle Pilot Deployment Program Independent Evaluation: Program Evaluation Survey Plan. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019, Report no. FHWA-JPO-19-761, ROSA P. https://rosap.ntl.bts.gov/view/dot/42403.
This report summarizes the analysis plans that the Texas A&M Transportation Institute, in its role as the independent evaluator, will use to assess the program structure and process of the Connected Vehicle Pilot Deployment Program. This document summarizes the plans for: Assessing whether a performance-management focus of pilot deployments was ben
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Seymour, E. J., Balke, K. N., Kuhn, B. T., Storey, B., & Zmud, J. (2019). Connected Vehicle Pilot Deployment Program Independent Evaluation: Program Evaluation Plan (Report No. FHWA-JPO-19-760). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/42460
Seymour, Edward J., Kevin N. Balke, Beverly T. Kuhn, Beverly Storey, and Johanna Zmud. Connected Vehicle Pilot Deployment Program Independent Evaluation: Program Evaluation Plan. Report no. FHWA-JPO-19-760. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019. https://rosap.ntl.bts.gov/view/dot/42460.
Seymour, Edward J., et al. Connected Vehicle Pilot Deployment Program Independent Evaluation: Program Evaluation Plan. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019, Report no. FHWA-JPO-19-760, ROSA P. https://rosap.ntl.bts.gov/view/dot/42460.
The Standards Planning for Multimodal and Accessible Travel services task will provide an assessment of standardization needs to support multimodal and accessible travel options by conducting a study to review standardization needs, assessing impacts on ITS and related standards that currently exist or are under development, and developing a roadma
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Chang, A., Guan, A., Okunieff, P. E., Heggedal, K., Brown, L., Schweiger, C., & O'Reilly, K. (2019). Multimodal and Accessible Travel Standards Assessment [Survey of Standards and Emerging Standards White Paper] (Report No. FHWA-JPO-19-774). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/43633
Chang, Annie, Adrian Guan, Paula E. Okunieff, Kristina Heggedal, Les Brown, Carol Schweiger, and Katy O'Reilly. Multimodal and Accessible Travel Standards Assessment [Survey of Standards and Emerging Standards White Paper]. Report no. FHWA-JPO-19-774. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019. https://rosap.ntl.bts.gov/view/dot/43633.
Chang, Annie, et al. Multimodal and Accessible Travel Standards Assessment [Survey of Standards and Emerging Standards White Paper]. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019, Report no. FHWA-JPO-19-774, ROSA P. https://rosap.ntl.bts.gov/view/dot/43633.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2019-08-08
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This digest shares the latest information from a range of Federal and non-Federal sources, addressing transportation and its relationship to the human environment. Through this information exchange, FHWA hopes to foster dialogue at all levels and continue to further the state of the practice on these important topics in support of safety; infrastru
...
United States. Federal Highway Administration. Office of Planning, Environment, and Realty (2019). Human Environment Digest: August 8, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty. https://rosap.ntl.bts.gov/view/dot/54990
United States. Federal Highway Administration. Office of Planning, Environment, and Realty. Human Environment Digest: August 8, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2019. https://rosap.ntl.bts.gov/view/dot/54990.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty Human Environment Digest: August 8, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/54990.
This document provides information for State departments of transportation and local public agencies to consider implementing value capture. It covers value capture techniques and features, including developer contributions, transportation utility fees, special taxes and fees, tax increment financing, joint development, and naming rights. It includ
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D'Angelo, D., Edun, T., Hovy, P., Ladley, H., Page, S., Bishop, T., & Natzke, S. (2019). Value Capture Implementation Manual: Capitalizing on the Value Created by Transportation (Report No. FHWA-HIN-19-004). United States. Federal Highway Administration. Office of Policy & Governmental Affairs. https://rosap.ntl.bts.gov/view/dot/49665
D'Angelo, Daniel, Tayo Edun, Pauline Hovy, Herb Ladley, Sasha Page, Thay Bishop, and Stefan Natzke. Value Capture Implementation Manual: Capitalizing on the Value Created by Transportation. Report no. FHWA-HIN-19-004. United States. Federal Highway Administration. Office of Policy & Governmental Affairs, 2019. https://rosap.ntl.bts.gov/view/dot/49665.
D'Angelo, Daniel, et al. Value Capture Implementation Manual: Capitalizing on the Value Created by Transportation. United States. Federal Highway Administration. Office of Policy & Governmental Affairs, 2019, Report no. FHWA-HIN-19-004, ROSA P. https://rosap.ntl.bts.gov/view/dot/49665.
The Federal Highway Administration (FHWA) initiated the National Dialogue on Highway Automation (National Dialogue) workshop series. The National Dialogue was a series of meetings held across the country to facilitate information sharing and to engage the transportation community in a conversation focused on how to safely and efficiently integrate
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Kim, A., Fischer, S., Cregger, J., Jette, A., Jantz, S., Myers, J., Perlman, D., Lawless, E., Santalucia, P., & Sullivan, E. (2019). Federal Highway Administration National Dialogue on Highway Automation: September 5-6, 2018 Freight Workshop Summary (Report No. FHWA-HOP-19-25). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/54269
Kim, Anita, Stephanie Fischer, Joshua Cregger, Aaron Jette, Sophie Jantz, Jarred Myers, David Perlman, Emily Lawless, Pepper Santalucia, and Evan Sullivan. Federal Highway Administration National Dialogue on Highway Automation: September 5-6, 2018 Freight Workshop Summary. Report no. FHWA-HOP-19-25. United States. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/54269.
Kim, Anita, et al. Federal Highway Administration National Dialogue on Highway Automation: September 5-6, 2018 Freight Workshop Summary. United States. Federal Highway Administration, 2019, Report no. FHWA-HOP-19-25, ROSA P. https://rosap.ntl.bts.gov/view/dot/54269.
PedPal is a prototype mobile (smartphone) app designed to assist pedestrians with disabilities when crossing the street at signalized intersections. PedPal interacts directly with the traffic signal system controlling the intersection to communicate both crossing intent (eliminating the need to seek out and push a pedestrian call button) and person
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Smith, S. F., Rubinstein, Z. B., Dias, B., Marousek, J., Sarkhili, S., Ashqar, H., Farber, M., Lodato, D., & Harper, C. (2019). Connecting Pedestrians With Disabilities to Adaptive Signal Control for Safe Intersection Crossing and Enhanced Mobility: 2019 Field Test and Evaluation (Report No. FHWA-JPO-19-753). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/43615
Smith, Stephen F., Zachary B. Rubinstein, Bernardine Dias, Jim Marousek, Sara Sarkhili, Huthaifa Ashqar, Maurice Farber, Diego Lodato, and Corey Harper. Connecting Pedestrians With Disabilities to Adaptive Signal Control for Safe Intersection Crossing and Enhanced Mobility: 2019 Field Test and Evaluation. Report no. FHWA-JPO-19-753. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019. https://rosap.ntl.bts.gov/view/dot/43615.
Smith, Stephen F., et al. Connecting Pedestrians With Disabilities to Adaptive Signal Control for Safe Intersection Crossing and Enhanced Mobility: 2019 Field Test and Evaluation. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019, Report no. FHWA-JPO-19-753, ROSA P. https://rosap.ntl.bts.gov/view/dot/43615.
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