United States. Department of Transportation. Federal Highway Administration
2023-02-17
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PDF
In 2020, there were 163 fatal vehicle crashes at railway grade crossings. The Railway-Highway Crossings Program (RHCP) works to improve safety by funding projects that eliminate hazards at these crossings. Crossings improved by RHCP have seen fatalities decrease by 32 percent from 2000 to 2019. RHCP is funded through a set-aside using a legislative
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United States. Department of Transportation. Federal Highway Administration (2023). The Highway Safety Improvement Program (HSIP) 2021: HSIP Supports Safer Railway-Highway Crossings (Report No. FHWA-SA-22-076). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/89933
United States. Department of Transportation. Federal Highway Administration. The Highway Safety Improvement Program (HSIP) 2021: HSIP Supports Safer Railway-Highway Crossings. Report no. FHWA-SA-22-076. United States. Department of Transportation. Federal Highway Administration, 2023. https://rosap.ntl.bts.gov/view/dot/89933.
United States. Department of Transportation. Federal Highway Administration The Highway Safety Improvement Program (HSIP) 2021: HSIP Supports Safer Railway-Highway Crossings. United States. Department of Transportation. Federal Highway Administration, 2023, Report no. FHWA-SA-22-076, ROSA P. https://rosap.ntl.bts.gov/view/dot/89933.
United States. Department of Transportation. Federal Highway Administration
2023-02-14
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PDF
Through its Strategic Workforce Development (SWD) Program, the Federal Highway Administration (FHWA) works with State Transportation Agencies (STAs) to bring together partners to identify, train, place, and retain women, minorities, and disadvantaged individuals into journey-level positions in the highway construction industry. The On-the-Job Train
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United States. Department of Transportation. Federal Highway Administration (2023). Highway Construction Workforce Partnership: Strategic Workforce Development: Strategic Workforce Development Program Provides Female Minority Participants with Opportunities for Lasting Careers in Highway Construction. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/89781
United States. Department of Transportation. Federal Highway Administration. Highway Construction Workforce Partnership: Strategic Workforce Development: Strategic Workforce Development Program Provides Female Minority Participants with Opportunities for Lasting Careers in Highway Construction. United States. Department of Transportation. Federal Highway Administration, 2023. https://rosap.ntl.bts.gov/view/dot/89781.
United States. Department of Transportation. Federal Highway Administration Highway Construction Workforce Partnership: Strategic Workforce Development: Strategic Workforce Development Program Provides Female Minority Participants with Opportunities for Lasting Careers in Highway Construction. United States. Department of Transportation. Federal Highway Administration, 2023, ROSA P. https://rosap.ntl.bts.gov/view/dot/89781.
United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology
2023-02-13
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ZIP
The Federal Highway Administration (FHWA) developed the innovative CARMASM Platform to encourage collaboration with the goal of improving transportation efficiency and safety. FHWA's interest in advancing Transportation Systems Management and Operations (TSMO) strategies with automated driving technology is focused on how infrastructure can move tr
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United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology (2023). CARMA Platform Version 4.3.0 [supporting software]. United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/89107
United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology. CARMA Platform Version 4.3.0 [supporting software]. United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology, 2023. https://rosap.ntl.bts.gov/view/dot/89107.
United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology CARMA Platform Version 4.3.0 [supporting software]. United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology, 2023, ROSA P. https://rosap.ntl.bts.gov/view/dot/89107.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2023-02-10
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PDF
The Weekly Gasoline Product Supplied Report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Adminis
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2023). Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 19, Data Complete Through 2/10/2023. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/66583
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 19, Data Complete Through 2/10/2023. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2023. https://rosap.ntl.bts.gov/view/dot/66583.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 19, Data Complete Through 2/10/2023. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2023, ROSA P. https://rosap.ntl.bts.gov/view/dot/66583.
United States. Department of Transportation. Federal Highway Administration
2023-02-07
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PDF
On May 6, 2022, at 87 FR 27396, FHWA published a final rule updating 23 CFR part 650, subpart C ‐ National Bridge Inspection Standards (NBIS). The final rule incorporates by reference the Specifications for the National Bridge Inventory (SNBI), which is dated March 2022. These Questions & Answers (Q&As) aim to facilitate implementation of the SNBI.
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United States. Department of Transportation. Federal Highway Administration (2023). Questions and Answers on the Specifications for the National Bridge Inventory (Report No. FHWA-HIF-22-017). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/73049
United States. Department of Transportation. Federal Highway Administration. Questions and Answers on the Specifications for the National Bridge Inventory. Report no. FHWA-HIF-22-017. United States. Department of Transportation. Federal Highway Administration, 2023. https://rosap.ntl.bts.gov/view/dot/73049.
United States. Department of Transportation. Federal Highway Administration Questions and Answers on the Specifications for the National Bridge Inventory. United States. Department of Transportation. Federal Highway Administration, 2023, Report no. FHWA-HIF-22-017, ROSA P. https://rosap.ntl.bts.gov/view/dot/73049.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2023-02-03
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PDF
The Weekly Gasoline Product Supplied Report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Adminis
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2023). Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 18, Data Complete Through 2/3/2023. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/66496
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 18, Data Complete Through 2/3/2023. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2023. https://rosap.ntl.bts.gov/view/dot/66496.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 18, Data Complete Through 2/3/2023. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2023, ROSA P. https://rosap.ntl.bts.gov/view/dot/66496.
Shared use paths and other trails are key pieces of transportation infrastructure that can also provide recreational opportunities and, as seen during the COVID-19 pandemic, improve health and wellbeing during a public health emergency. Additionally, trails can become critical infrastructure during an emergency when other transportation facilities
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Davis, S., McAlear, Z., Plovnick, A., & Wilkerson, A. (2023). Trails and Resilience: Review of the Role of Trails in Climate Resilience and Emergency Response (Report No. FHWA-HEP-23-017). United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment. https://rosap.ntl.bts.gov/view/dot/86681
Davis, Sarah, Zoe McAlear, Amy Plovnick, and Alex Wilkerson. Trails and Resilience: Review of the Role of Trails in Climate Resilience and Emergency Response. Report no. FHWA-HEP-23-017. United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment, 2023. https://rosap.ntl.bts.gov/view/dot/86681.
Davis, Sarah, et al. Trails and Resilience: Review of the Role of Trails in Climate Resilience and Emergency Response. United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment, 2023, Report no. FHWA-HEP-23-017, ROSA P. https://rosap.ntl.bts.gov/view/dot/86681.
Polyphosphoric acid (PPA) is a chemical modifier employed to improve high temperature rheological properties without adversely affecting low temperature rheological properties that has been used since the early 1970s.(1) Implementation of Superpave performance-grade (PG) asphalt binder acceptance specifications lead to use of PPA to aid in meeting
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Baumgardner, G., Hand, A. J. T., Hajj, E. Y., & Aschenbrener, T. (2023). Responsible Use of Polyphosphoric Acid (PPA) (Report No. FHWA-HIF-23-005). United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements. https://rosap.ntl.bts.gov/view/dot/75220
Baumgardner, Gaylon, Adam J. T. Hand, Elie Y Hajj, and Tim Aschenbrener. Responsible Use of Polyphosphoric Acid (PPA). Report no. FHWA-HIF-23-005. United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements, 2023. https://rosap.ntl.bts.gov/view/dot/75220.
Baumgardner, Gaylon, et al. Responsible Use of Polyphosphoric Acid (PPA). United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements, 2023, Report no. FHWA-HIF-23-005, ROSA P. https://rosap.ntl.bts.gov/view/dot/75220.
The objective of this study was to assess the safety effectiveness of mini-roundabout (MR) installations based on crash data and develop statistically valid Crash Modification Factors (CMFs). The research team studied CMFs of MR locations converted from both two-way stop-control (TWSC) and all-way stop-control (AWSC) and developed separate CMFs for
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Avelar, R., Park, E. S., & Kutela, B. (2023). Developing Crash Modification Factors for Mini-Roundabouts [techbrief] (Report No. FHWA-HRT-22-109). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/66497
Avelar, Raul, Eun Sug Park, and Boniphace Kutela. Developing Crash Modification Factors for Mini-Roundabouts [techbrief]. Report no. FHWA-HRT-22-109. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2023. https://rosap.ntl.bts.gov/view/dot/66497.
Avelar, Raul, et al. Developing Crash Modification Factors for Mini-Roundabouts [techbrief]. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2023, Report no. FHWA-HRT-22-109, ROSA P. https://rosap.ntl.bts.gov/view/dot/66497.
On Thursday November 3, 2022, 58 attendees representing post-tensioning bridge constructors, inspectors, subject matter experts and bridge owners gathered at the Hyatt Regency Conference Space in Austin, Texas to discuss the progress and current state of post-tensioning (PT) technology and associated materials. This report presents the outcomes of
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Lautzenhiser, C., & Holt, R. H. (2023). Post-Tensioning (PT) Technology Exchange: Outcomes Report (Report No. FHWA-PL-23-009). United States. Federal Highway Administration. Office of International Programs. https://rosap.ntl.bts.gov/view/dot/87536
Lautzenhiser, Casey and Reggie H. Holt. Post-Tensioning (PT) Technology Exchange: Outcomes Report. Report no. FHWA-PL-23-009. United States. Federal Highway Administration. Office of International Programs, 2023. https://rosap.ntl.bts.gov/view/dot/87536.
Lautzenhiser, Casey, and Reggie H. Holt Post-Tensioning (PT) Technology Exchange: Outcomes Report. United States. Federal Highway Administration. Office of International Programs, 2023, Report no. FHWA-PL-23-009, ROSA P. https://rosap.ntl.bts.gov/view/dot/87536.
United States. Federal Highway Administration. Center for Accelerating Innovation
2023-02-01
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Innovator
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Innovator, published by the FHWA Center for Accelerating Innovation, advances implementation of innovative technologies and processes in the highway industry. Its audience is transportation professionals in highway agencies, trade and research groups, academia and the private sector, and the driving public.
United States. Federal Highway Administration. Center for Accelerating Innovation (2023). Innovator - January/February 2023 - Volume 16, Issue 94 (Report No. FHWA-23-CAI-001). United States. Federal Highway Administration. Center for Accelerating Innovation. https://rosap.ntl.bts.gov/view/dot/74737
United States. Federal Highway Administration. Center for Accelerating Innovation. Innovator - January/February 2023 - Volume 16, Issue 94. Report no. FHWA-23-CAI-001. United States. Federal Highway Administration. Center for Accelerating Innovation, 2023. https://rosap.ntl.bts.gov/view/dot/74737.
United States. Federal Highway Administration. Center for Accelerating Innovation Innovator - January/February 2023 - Volume 16, Issue 94. United States. Federal Highway Administration. Center for Accelerating Innovation, 2023, Report no. FHWA-23-CAI-001, ROSA P. https://rosap.ntl.bts.gov/view/dot/74737.
This report presents guidelines for developing and implementing the performance monitoring program for Specific Pavement Studies-10 Warm-Mix Asphalt Study experiment test sections. Federal Highway Administration Long-Term Pavement Performance regional support contractors must follow these guidelines to develop performance monitoring plans tailored
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Puccinelli, J., Schmalzer, P., Senn, K., & McDonald, L. (2023). Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume V: SPS-10 Performance Monitoring Guide (Report No. FHWA-HRT-22-022). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development. https://rosap.ntl.bts.gov/view/dot/66601
Puccinelli, Jason, Peter Schmalzer, Kevin Senn, and Linda McDonald. Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume V: SPS-10 Performance Monitoring Guide. Report no. FHWA-HRT-22-022. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2023. https://rosap.ntl.bts.gov/view/dot/66601.
Puccinelli, Jason, et al. Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume V: SPS-10 Performance Monitoring Guide. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2023, Report no. FHWA-HRT-22-022, ROSA P. https://rosap.ntl.bts.gov/view/dot/66601.
Guidelines for the development and implementation of a material-sampling and testing program for each test site included in the Specific Pavement Studies-10 (SPS-10) warm-mix asphalt study are presented in this report. These guidelines should be followed by a Federal Highway Administration Long-Term Pavement Performance (LTPP) regional support cont
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Puccinelli, J., Schmalzer, P., Senn, K., & McDonald, L. (2023). Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅳ: SPS-10 Materials Sampling and Testing Requirements (Report No. FHWA-HRT-22-021). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development. https://rosap.ntl.bts.gov/view/dot/66539
Puccinelli, Jason, Peter Schmalzer, Kevin Senn, and Linda McDonald. Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅳ: SPS-10 Materials Sampling and Testing Requirements. Report no. FHWA-HRT-22-021. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2023. https://rosap.ntl.bts.gov/view/dot/66539.
Puccinelli, Jason, et al. Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅳ: SPS-10 Materials Sampling and Testing Requirements. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2023, Report no. FHWA-HRT-22-021, ROSA P. https://rosap.ntl.bts.gov/view/dot/66539.
The purpose of this study is to explore the potential to significantly enhance equity and reduce congestion experienced by city bus riders due to transportation network company (TNC) operations (most especially within corridors with significant bus service) through select TNC or government policy measures. The study analyzes data from a survey cond
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Greenberg, A., Schroeckenthaler, K., & Middleton, S. (2023). Providing a 5-Minute Pickup Priority for Ridehail Users Agreeing to Pool: Potential Impacts on Curtailing Bus Delay and Enhancing Equity (Report No. FHWA-HOP-23-013). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/67359
Greenberg, Allen, Kyle Schroeckenthaler, and Scott Middleton. Providing a 5-Minute Pickup Priority for Ridehail Users Agreeing to Pool: Potential Impacts on Curtailing Bus Delay and Enhancing Equity. Report no. FHWA-HOP-23-013. United States. Department of Transportation. Federal Highway Administration, 2023. https://rosap.ntl.bts.gov/view/dot/67359.
Greenberg, Allen, et al. Providing a 5-Minute Pickup Priority for Ridehail Users Agreeing to Pool: Potential Impacts on Curtailing Bus Delay and Enhancing Equity. United States. Department of Transportation. Federal Highway Administration, 2023, Report no. FHWA-HOP-23-013, ROSA P. https://rosap.ntl.bts.gov/view/dot/67359.
This study focuses on the large number of bicycle-involved collisions that demonstrate the need to prioritize analyzing and enhancing the safety of bicyclists. In recent years, transportation agencies have constructed a variety of bicycle lane configurations, including separated bicycle lanes (SBLs), yet the associated influence that an SBL may hav
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Dixon, K. K., Avelar-Moran, R., & Mousavi, S. M. (2023). Developing Crash Modification Factors for Separated Bicycle Lanes (Report No. FHWA-HRT-23-025). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/66610
Dixon, Karen K., Raul Avelar-Moran, and Seyedeh Maryam Mousavi. Developing Crash Modification Factors for Separated Bicycle Lanes. Report no. FHWA-HRT-23-025. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2023. https://rosap.ntl.bts.gov/view/dot/66610.
Dixon, Karen K., et al. Developing Crash Modification Factors for Separated Bicycle Lanes. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2023, Report no. FHWA-HRT-23-025, ROSA P. https://rosap.ntl.bts.gov/view/dot/66610.
This document provides guidelines and information for documenting construction activities for the Specific Pavement Studies-10 (SPS-10) experiment warm-mix asphalt study. These guidelines should be followed by the Federal Highway Administration Long-Term Pavement Performance regional support contractor (RSC) when working with State and Provincial h
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Puccinelli, J., Schmalzer, P., Senn, K., & McDonald, L. (2023). Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅵ: SPS-10 Construction Documentation Guide (Report No. FHWA-HRT-22-023). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development. https://rosap.ntl.bts.gov/view/dot/66587
Puccinelli, Jason, Peter Schmalzer, Kevin Senn, and Linda McDonald. Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅵ: SPS-10 Construction Documentation Guide. Report no. FHWA-HRT-22-023. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2023. https://rosap.ntl.bts.gov/view/dot/66587.
Puccinelli, Jason, et al. Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅵ: SPS-10 Construction Documentation Guide. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2023, Report no. FHWA-HRT-22-023, ROSA P. https://rosap.ntl.bts.gov/view/dot/66587.
A Peer Exchange was held March 22–23, 2016, in Atlanta, Georgia, to gather experts from different fields relating to geologic hazards, climate change, extreme weather events, and geotechnical asset management (GAM). The purpose was to share perspectives and brainstorm ideas on how FHWA can best continue its geologic hazards program and research. Fe
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Godfrey, B., Zelenko, B., & Loehr, E. (2023). Geohazards, Climate Change, and Extreme Weather Events — Peer Exchange Report (Report No. FHWA-HIF-23-009). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/73031
Godfrey, Betsy, Brian Zelenko, and Erik Loehr. Geohazards, Climate Change, and Extreme Weather Events — Peer Exchange Report. Report no. FHWA-HIF-23-009. United States. Department of Transportation. Federal Highway Administration, 2023. https://rosap.ntl.bts.gov/view/dot/73031.
Godfrey, Betsy, et al. Geohazards, Climate Change, and Extreme Weather Events — Peer Exchange Report. United States. Department of Transportation. Federal Highway Administration, 2023, Report no. FHWA-HIF-23-009, ROSA P. https://rosap.ntl.bts.gov/view/dot/73031.
Traffic professionals are exploring innovative intersection designs to determine if they can successfully accommodate multimodal transportation by reducing conflicts between moving vehicles and vulnerable road users or by lowering the impact force (reducing the vehicle speed and changing the collision angle in the event of a collision). The objecti
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Fitzpatrick, K., Dastgiri, M. S., & Whitacre, J. (2023). Safety Evaluations of Innovative Intersection Designs for Pedestrians and Bicyclists (Report No. FHWA-HRT-23-033). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/66612
Fitzpatrick, Kay, Maryam Shirinzadeh Dastgiri, and Jeff Whitacre. Safety Evaluations of Innovative Intersection Designs for Pedestrians and Bicyclists. Report no. FHWA-HRT-23-033. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2023. https://rosap.ntl.bts.gov/view/dot/66612.
Fitzpatrick, Kay, et al. Safety Evaluations of Innovative Intersection Designs for Pedestrians and Bicyclists. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2023, Report no. FHWA-HRT-23-033, ROSA P. https://rosap.ntl.bts.gov/view/dot/66612.
The purpose of this report is to document the research plan and experimental design for the Specific Pavement Studies-10 (SPS-10) experiment for the Long-Term Pavement Performance (LTPP) program. Projects nominated for the SPS-10 experiment would be constructed specifically to satisfy experiment design cells within the experimental matrix and would
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Puccinelli, J., Schmalzer, P., Senn, K., & McDonald, L. (2023). Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅱ: SPS-10 Experimental Matrix and Research Plan (Report No. FHWA-HRT-22-019). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development. https://rosap.ntl.bts.gov/view/dot/88002
Puccinelli, Jason, Peter Schmalzer, Kevin Senn, and Linda McDonald. Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅱ: SPS-10 Experimental Matrix and Research Plan. Report no. FHWA-HRT-22-019. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2023. https://rosap.ntl.bts.gov/view/dot/88002.
Puccinelli, Jason, et al. Long-Term Pavement Performance Warm-Mix Asphalt Study Final Report, Volume Ⅱ: SPS-10 Experimental Matrix and Research Plan. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2023, Report no. FHWA-HRT-22-019, ROSA P. https://rosap.ntl.bts.gov/view/dot/88002.
The National Environmental Policy Act (NEPA) is a procedural statute that requires Federal agencies to assess the environmental effects of their proposed actions on the human environment prior to making decisions. These case studies present examples from around the United States of how safety can be incorporated in NEPA. This case study document be
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Andre, C., Hamilton, I., Duncanson, S., Triebert, L., Dunn, M., & Woleslagle, C. (2023). Safety and NEPA: Case Studies and Noteworthy Practices: Introductory Document (Report No. FHWA-SA-22-047). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/86686
Andre, Candice, Ian Hamilton, Scott Duncanson, Lauren Triebert, Michael Dunn, and Claire Woleslagle. Safety and NEPA: Case Studies and Noteworthy Practices: Introductory Document. Report no. FHWA-SA-22-047. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2023. https://rosap.ntl.bts.gov/view/dot/86686.
Andre, Candice, et al. Safety and NEPA: Case Studies and Noteworthy Practices: Introductory Document. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2023, Report no. FHWA-SA-22-047, ROSA P. https://rosap.ntl.bts.gov/view/dot/86686.
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