United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2018-10-18
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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 (2018). Human Environment Digest: October 18, 2018. United States. Federal Highway Administration. Office of Planning, Environment, and Realty. https://rosap.ntl.bts.gov/view/dot/55009
United States. Federal Highway Administration. Office of Planning, Environment, and Realty. Human Environment Digest: October 18, 2018. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2018. https://rosap.ntl.bts.gov/view/dot/55009.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty Human Environment Digest: October 18, 2018. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/55009.
This project developed a conceptual framework for an analysis, modeling, and simulation system for evaluating the impacts of connected and automated vehicle (CAV) technologies on transportation facilities at the strategic and operational levels, providing the basis for future development of CAV-enabled evaluation tools. The objective of this projec
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Mahmassani, H. S., Elfar, A., Shladover, S. E., & Huang, Z. (2018). Development of an Analysis/Modeling/Simulation (AMS) Framework for V2I and Connected/Automated Vehicle Environment (Report No. FHWA-JPO-18-725). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/39965
Mahmassani, Hani S., Amr Elfar, Steven E. Shladover, and Zhitong Huang. Development of an Analysis/Modeling/Simulation (AMS) Framework for V2I and Connected/Automated Vehicle Environment. Report no. FHWA-JPO-18-725. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2018. https://rosap.ntl.bts.gov/view/dot/39965.
Mahmassani, Hani S., et al. Development of an Analysis/Modeling/Simulation (AMS) Framework for V2I and Connected/Automated Vehicle Environment. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2018, Report no. FHWA-JPO-18-725, ROSA P. https://rosap.ntl.bts.gov/view/dot/39965.
The Florida Department of Transportation’s (FDOT) requirement for restrictive medians on most multilane roads provides a foundation for installing pedestrian refuge islands at uncontrolled crossing locations.
United States. Federal Highway Administration (2018). Medians Provide Safety Benefits to All in Florida. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64779
United States. Federal Highway Administration. Medians Provide Safety Benefits to All in Florida. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64779.
United States. Federal Highway Administration Medians Provide Safety Benefits to All in Florida. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64779.
The All Roads Transportation Safety (ARTS) Program is the Oregon Department of Transportation’s (ODOT) two-pronged data-driven approach to identify locations most appropriate for countermeasure implementation, including improvements at uncontrolled pedestrian crossings.
United States. Federal Highway Administration (2018). Data Drives Pedestrian Safety Improvements in Oregon. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64782
United States. Federal Highway Administration. Data Drives Pedestrian Safety Improvements in Oregon. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64782.
United States. Federal Highway Administration Data Drives Pedestrian Safety Improvements in Oregon. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64782.
The City of Boulder merged research and user-friendly tools to create guidelines that provide recommendations for pedestrian countermeasures at controlled and uncontrolled crossing locations.
United States. Federal Highway Administration (2018). Research Guides Countermeasure Selection in Boulder. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64778
United States. Federal Highway Administration. Research Guides Countermeasure Selection in Boulder. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64778.
United States. Federal Highway Administration Research Guides Countermeasure Selection in Boulder. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64778.
The Lexington Area Metropolitan Planning Organization (MPO) created a pedestrian facility database to establish baseline conditions, identify deficiencies, and inform long range plans. From 2003 through 2007, the MPO successfully mapped and recorded pedestrian facilities over 85 square miles of Fayette County's urbanized areas.
United States. Federal Highway Administration (2018). Pedestrian Facility Inventory Prepares for Future Planning in Lexington. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64780
United States. Federal Highway Administration. Pedestrian Facility Inventory Prepares for Future Planning in Lexington. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64780.
United States. Federal Highway Administration Pedestrian Facility Inventory Prepares for Future Planning in Lexington. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64780.
The North Carolina Department of Transportation (NCDOT) guidance uses roadway characteristics and pedestrian data to uniformly recommend pedestrian countermeasures at signalized and unsignalized crossing locations. NCDOT adopted the "North Carolina Pedestrian Crossing Guidance" in 2015 to guide crash countermeasures across the State's 14 divisions.
United States. Federal Highway Administration (2018). North Carolina Goes With the Flow(chart) to Identify Countermeasures. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64781
United States. Federal Highway Administration. North Carolina Goes With the Flow(chart) to Identify Countermeasures. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64781.
United States. Federal Highway Administration North Carolina Goes With the Flow(chart) to Identify Countermeasures. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64781.
The purpose of this guidance is to assist the Federal Highway Administration (FHWA) staff in implementing the regulations contained in 23 CFR Part 420, Subpart B Research, Development, and Technology (RD&T) Transfer Program Management. This guidance is an update to outdated guidance issued by FHWA dated November 3, 1994, Guidelines for Implementing
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Kalla, H. (2018). Information: Planning and Research Program Administration Guidance (Revised). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/78215
Kalla, Hari. Information: Planning and Research Program Administration Guidance (Revised). United States. Department of Transportation. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/78215.
Kalla, Hari Information: Planning and Research Program Administration Guidance (Revised). United States. Department of Transportation. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/78215.
As part of its ongoing Toward Zero Deaths statewide safety campaign, the State of Michigan is focusing on reducing the number of pedestrian crashes and enhancing pedestrian safety. The Michigan Department of Transportation (MDOT) sought a low-cost, effective option for improving crossings for pedestrians and increasing driver yielding. MDOT install
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United States. Federal Highway Administration (2018). Low-Cost Improvements Increase Yielding at Crosswalks in Michigan. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64776
United States. Federal Highway Administration. Low-Cost Improvements Increase Yielding at Crosswalks in Michigan. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64776.
United States. Federal Highway Administration Low-Cost Improvements Increase Yielding at Crosswalks in Michigan. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64776.
Community members can provide valuable insights into pedestrian safety on their streets, adding support to local projects such as the King Street Road Diet in Alexandria, Virginia. The City of Alexandria's Complete Streets policy requires that city maintenance and capital projects improve the transportation network for all users, so when a 1.8 mile
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United States. Federal Highway Administration (2018). Publicly-Supported Road Diet Reduces Speeds in Alexandria. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64774
United States. Federal Highway Administration. Publicly-Supported Road Diet Reduces Speeds in Alexandria. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64774.
United States. Federal Highway Administration Publicly-Supported Road Diet Reduces Speeds in Alexandria. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64774.
The Hillsborough County Metropolitan Planning Organization identified East Hillsborough Avenue in Tampa, Florida as a high crash and high use corridor for pedestrians. The Florida Department of Transportation (FDOT) District 7 installed Pedestrian Hybrid Beacons (PHBs) along the corridor to control traffic at midblock crossings and unsignalized int
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United States. Federal Highway Administration (2018). Marketing Campaign and PHBs Improve Safety for Pedestrians in Tampa. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64777
United States. Federal Highway Administration. Marketing Campaign and PHBs Improve Safety for Pedestrians in Tampa. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64777.
United States. Federal Highway Administration Marketing Campaign and PHBs Improve Safety for Pedestrians in Tampa. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64777.
Near-miss incidents in Harrisburg, Pennsylvania raised awareness of pedestrian safety at mid-block crossings in the heart of the Capitol. The Pennsylvania Department of Transportation (PennDOT) studied key corridors and implemented a series of improvements, such as raised crosswalks, to increase pedestrian visibility and reduce vehicle speeds.
United States. Federal Highway Administration (2018). Raised Crosswalks Raise Visibility for Pedestrians in Harrisburg. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/64775
United States. Federal Highway Administration. Raised Crosswalks Raise Visibility for Pedestrians in Harrisburg. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/64775.
United States. Federal Highway Administration Raised Crosswalks Raise Visibility for Pedestrians in Harrisburg. United States. Federal Highway Administration, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/64775.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2018-10-04
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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 (2018). Human Environment Digest: October 4, 2018. United States. Federal Highway Administration. Office of Planning, Environment, and Realty. https://rosap.ntl.bts.gov/view/dot/55010
United States. Federal Highway Administration. Office of Planning, Environment, and Realty. Human Environment Digest: October 4, 2018. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2018. https://rosap.ntl.bts.gov/view/dot/55010.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty Human Environment Digest: October 4, 2018. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2018, ROSA P. https://rosap.ntl.bts.gov/view/dot/55010.
This document is a technical summary of the Federal Highway Administration report "Safety Evaluation of Protected Left-Turn Phasing and Leading Pedestrian Intervals on Pedestrian Safety" (FHWA-HRT-18-044).
Goughnour, E., Carter, D. L., Lyon, C., Persaud, B., Lan, B., Chun, P., Hamilton, I., & Signor, K. (2018). Safety Evaluation of Protected Left-Turn Phasing on Pedestrian Safety : [techbrief] (Report No. FHWA-HRT-18-059;HRDS-30/10-18(WEB)E). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/37577
Goughnour, Elissa, Daniel L. Carter, Craig Lyon, Bhagwant Persaud, Bo Lan, Piljin Chun, Ian Hamilton, and Kari Signor. Safety Evaluation of Protected Left-Turn Phasing on Pedestrian Safety : [techbrief]. Report no. FHWA-HRT-18-059;HRDS-30/10-18(WEB)E. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2018. https://rosap.ntl.bts.gov/view/dot/37577.
Goughnour, Elissa, et al. Safety Evaluation of Protected Left-Turn Phasing on Pedestrian Safety : [techbrief]. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2018, Report no. FHWA-HRT-18-059;HRDS-30/10-18(WEB)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37577.
The objective of the study was to evaluate the safety effects of two countermeasures with respect to vehicle–pedestrian crashes—the provision of protected or protected/permissive left-turn phasing and the provision of leading pedestrian intervals (LPIs)—using a before–after empirical Bayesian methodology. The study used data from North American cit
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Goughnour, E., Carter, D. L., Lyon, C., Persaud, B., Lan, B., Chun, P., Hamilton, I., & Signor, K. (2018). Safety Evaluation of Protected Left-Turn Phasing and Leading Pedestrian Intervals on Pedestrian Safety (Report No. FHWA-HRT-18-044;HRDS-30/10-18(WEB)E). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/37580
Goughnour, Elissa, Daniel L. Carter, Craig Lyon, Bhagwant Persaud, Bo Lan, Piljin Chun, Ian Hamilton, and Kari Signor. Safety Evaluation of Protected Left-Turn Phasing and Leading Pedestrian Intervals on Pedestrian Safety. Report no. FHWA-HRT-18-044;HRDS-30/10-18(WEB)E. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/37580.
Goughnour, Elissa, et al. Safety Evaluation of Protected Left-Turn Phasing and Leading Pedestrian Intervals on Pedestrian Safety. United States. Federal Highway Administration, 2018, Report no. FHWA-HRT-18-044;HRDS-30/10-18(WEB)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37580.
The movement of superheavy loads (SHLs) has become more common over the years, since it is a vital necessity for many important industries, such as chemical, oil, electrical, and defense. SHL hauling units are much larger in size and weight compared to the standard trucks. SHL gross vehicle weights may be in excess of a few million pounds, so they
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Hajj, E., Siddharthan, R. V., Nabizadeh, H., Elfass, S., Nimeri, M., Kazemi, S. F., Batioja-Alvarez, D. D., & Piratheepan, M. (2018). Analysis Procedures for Evaluating Superheavy Load Movement on Flexible Pavements, Volume I : Final Report (Report No. FHWA-HRT-18-049;HRDI-20/10-18(WEB)E). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/37581
Hajj, Elie, Raj V. Siddharthan, Hesamaddin Nabizadeh, Sherif Elfass, Mohamed Nimeri, Seyed Farzan Kazemi, Dario D. Batioja-Alvarez, and Murugaiyah Piratheepan. Analysis Procedures for Evaluating Superheavy Load Movement on Flexible Pavements, Volume I : Final Report. Report no. FHWA-HRT-18-049;HRDI-20/10-18(WEB)E. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2018. https://rosap.ntl.bts.gov/view/dot/37581.
Hajj, Elie, et al. Analysis Procedures for Evaluating Superheavy Load Movement on Flexible Pavements, Volume I : Final Report. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2018, Report no. FHWA-HRT-18-049;HRDI-20/10-18(WEB)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37581.
This evaluation assesses the outcomes of the Federal Highway Administration’s (FHWA’s) investment in precast concrete pavement (PCP). The evaluation team determined the benefits and costs of individual PCP projects and, where possible, extrapolated findings from the data based on overall themes. Additionally, the evaluation team determined the outc
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Bucci, G., Keen, M., Coppinger, K., & Condon, J. (2018). FHWA Research and Technology Evaluation: Precast Concrete Pavement (Report No. FHWA-HRT-18-063). United States. Federal Highway Administration. Office of Corporate Research, Technology, and Innovation. https://rosap.ntl.bts.gov/view/dot/37254
Bucci, Gregory, Matthew Keen, Kaitlin Coppinger, and Joseph Condon. FHWA Research and Technology Evaluation: Precast Concrete Pavement. Report no. FHWA-HRT-18-063. United States. Federal Highway Administration. Office of Corporate Research, Technology, and Innovation, 2018. https://rosap.ntl.bts.gov/view/dot/37254.
Bucci, Gregory, et al. FHWA Research and Technology Evaluation: Precast Concrete Pavement. United States. Federal Highway Administration. Office of Corporate Research, Technology, and Innovation, 2018, Report no. FHWA-HRT-18-063, ROSA P. https://rosap.ntl.bts.gov/view/dot/37254.
Pavement preservation represents a proactive approach to maintaining and extending the lives of existing highway pavements. At the heart of the preservation decision-making process is pavement performance. This report documents the recommended experimental design for the LTPP SPS-11 Asphalt Concrete (AC) Pavement Preservation Study as well as the v
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Rada, G. R., Elkins, G. E., & Hicks, R. G. (2018). Long-Term Pavement Performance (LTPP) Program Specific Pavement Studies (SPS) - Development of Experiment Design: SPS-11 Asphalt Concrete Pavement Preservation Study (Report No. FHWA-HIF-18-063). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/38031
Rada, Gonzalo R., G. E. Elkins, and R. G. Hicks. Long-Term Pavement Performance (LTPP) Program Specific Pavement Studies (SPS) - Development of Experiment Design: SPS-11 Asphalt Concrete Pavement Preservation Study. Report no. FHWA-HIF-18-063. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/38031.
Rada, Gonzalo R., et al. Long-Term Pavement Performance (LTPP) Program Specific Pavement Studies (SPS) - Development of Experiment Design: SPS-11 Asphalt Concrete Pavement Preservation Study. United States. Federal Highway Administration, 2018, Report no. FHWA-HIF-18-063, ROSA P. https://rosap.ntl.bts.gov/view/dot/38031.
Transportation agencies face growing demand for an integrated transportation network that safely and efficiently moves people. Motorists, freight, transit passengers, bicyclists, and pedestrians, including individuals with disabilities, have unique needs, and infrastructure is being adapted to the multimodal nature of travel. The project developmen
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Raulerson, M., Leahy, A., Semler, C., Mah, S., Gelinne, D., Brookshire, K., Kumfer, W., Leahu-Aluas, O., Stout, M., & Smith, B. (2018). Strategies for Accelerating Multimodal Project Delivery (Report No. FHWA-HEP-19-006). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/43557
Raulerson, Mary, Amanda Leahy, C. Semler, Susan Mah, Dan Gelinne, Kristen Brookshire, Wesley Kumfer, Oana Leahu-Aluas, Mark Stout, and Brian Smith. Strategies for Accelerating Multimodal Project Delivery. Report no. FHWA-HEP-19-006. United States. Federal Highway Administration, 2018. https://rosap.ntl.bts.gov/view/dot/43557.
Raulerson, Mary, et al. Strategies for Accelerating Multimodal Project Delivery. United States. Federal Highway Administration, 2018, Report no. FHWA-HEP-19-006, ROSA P. https://rosap.ntl.bts.gov/view/dot/43557.
The movement of superheavy loads (SHLs) has become more common over the years, since it is a vital necessity for many important industries, such as chemical, oil, electrical, and defense. SHL hauling units are much larger in size and weight compared to standard trucks. SHL vehicles’ gross vehicle weights may be in excess of a few million pounds, so
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Nabizadeh, H., Hajj, E., Siddharthan, R. V., & Elfass, S. (2018). Analysis Procedures for Evaluating Superheavy Load Movement on Flexible Pavements, Volume IV : Appendix C, Material Characterization for Superheavy Load Movement Analysis (Report No. FHWA-HRT-18-052;HRDI-20/10-18(WEB)E). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development. https://rosap.ntl.bts.gov/view/dot/37582
Nabizadeh, Hesamaddin, Elie Hajj, Raj V. Siddharthan, and Sherif Elfass. Analysis Procedures for Evaluating Superheavy Load Movement on Flexible Pavements, Volume IV : Appendix C, Material Characterization for Superheavy Load Movement Analysis. Report no. FHWA-HRT-18-052;HRDI-20/10-18(WEB)E. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2018. https://rosap.ntl.bts.gov/view/dot/37582.
Nabizadeh, Hesamaddin, et al. Analysis Procedures for Evaluating Superheavy Load Movement on Flexible Pavements, Volume IV : Appendix C, Material Characterization for Superheavy Load Movement Analysis. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2018, Report no. FHWA-HRT-18-052;HRDI-20/10-18(WEB)E, ROSA P. https://rosap.ntl.bts.gov/view/dot/37582.
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