United States. Department of Transportation. Federal Highway Administration
2024-01-01
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A discussion guide to be used with the "How Do You Know You Have a Strong Safety Culture?" video.
United States. Department of Transportation. Federal Highway Administration (2024). Know Your Agency's Level of Road Safety Culture (Report No. FHWA-SA-24-044). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/88161
United States. Department of Transportation. Federal Highway Administration. Know Your Agency's Level of Road Safety Culture. Report no. FHWA-SA-24-044. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/88161.
United States. Department of Transportation. Federal Highway Administration Know Your Agency's Level of Road Safety Culture. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-SA-24-044, ROSA P. https://rosap.ntl.bts.gov/view/dot/88161.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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Emergency vehicle operation is a dangerous part of the job for public safety agencies, such as police, fire, and emergency medical services. Signalized intersections are particularly dangerous, and they require responders to slow or stop and proceed cautiously when facing a red signal. Emergency vehicle preemption (EVP) changes the traffic signal i
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United States. Department of Transportation. Federal Highway Administration (2024). Next-Generation Traffic Incident Management: (NextGen TIM Tech) for Saving Lives: Emergency Vehicle Preemption (EVP) (Report No. FHWA-HOP-24-019). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/88240
United States. Department of Transportation. Federal Highway Administration. Next-Generation Traffic Incident Management: (NextGen TIM Tech) for Saving Lives: Emergency Vehicle Preemption (EVP). Report no. FHWA-HOP-24-019. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/88240.
United States. Department of Transportation. Federal Highway Administration Next-Generation Traffic Incident Management: (NextGen TIM Tech) for Saving Lives: Emergency Vehicle Preemption (EVP). United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HOP-24-019, ROSA P. https://rosap.ntl.bts.gov/view/dot/88240.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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Emergency warning lights ahead are a cue to drivers to slow down, move over, and be cautious. The challenge is that there is no national standard for the color, placement, intensity, or flash pattern of emergency warning lights across police, fire, emergency medical services, transportation, and towing vehicles. The Manual on Uniform Traffic Contro
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United States. Department of Transportation. Federal Highway Administration (2024). Next-Generation Traffic Incident Management: Technology for Saving Lives (NextGen TIM Tech): Emergency Vehicle Lighting (Report No. FHWA-HOP-24-053). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/88238
United States. Department of Transportation. Federal Highway Administration. Next-Generation Traffic Incident Management: Technology for Saving Lives (NextGen TIM Tech): Emergency Vehicle Lighting. Report no. FHWA-HOP-24-053. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/88238.
United States. Department of Transportation. Federal Highway Administration Next-Generation Traffic Incident Management: Technology for Saving Lives (NextGen TIM Tech): Emergency Vehicle Lighting. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HOP-24-053, ROSA P. https://rosap.ntl.bts.gov/view/dot/88238.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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The U.S. Department of Transportation’s National Roadway Safety Strategy relies on the Safe System Approach to mitigate risks associated with roadway crashes. Once a crash happens, actions can be taken to care for the injured, protect responding personnel, and prevent secondary crashes. Just as the safe system relies on a holistic approach and mult
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United States. Department of Transportation. Federal Highway Administration (2024). Next-Generation Traffic Incident Management: Technology for Saving Lives (NextGen TIM Tech): TIM Technology Supporting Postcrash Care (Report No. FHWA-HOP-24-064). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/88239
United States. Department of Transportation. Federal Highway Administration. Next-Generation Traffic Incident Management: Technology for Saving Lives (NextGen TIM Tech): TIM Technology Supporting Postcrash Care. Report no. FHWA-HOP-24-064. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/88239.
United States. Department of Transportation. Federal Highway Administration Next-Generation Traffic Incident Management: Technology for Saving Lives (NextGen TIM Tech): TIM Technology Supporting Postcrash Care. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HOP-24-064, ROSA P. https://rosap.ntl.bts.gov/view/dot/88239.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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This brochure provides an overview of the Highway Safety Information System (HSIS). It provides information on data location, the HSIS Laboratory, guidebooks, data element tables and HSIS summary reports.
United States. Department of Transportation. Federal Highway Administration (2024). HSIS (Highway Safety Information System) — The Essential Analysis Resource for Making Informed Safety Decisions (Report No. FHWA-HRT-25-027). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521539
United States. Department of Transportation. Federal Highway Administration. HSIS (Highway Safety Information System) — The Essential Analysis Resource for Making Informed Safety Decisions. Report no. FHWA-HRT-25-027. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521539.
United States. Department of Transportation. Federal Highway Administration HSIS (Highway Safety Information System) — The Essential Analysis Resource for Making Informed Safety Decisions. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-027, ROSA P. https://doi.org/10.21949/1521539.
United States. Department of Transportation. Federal Highway Administration
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2024-01-01
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The Atlanta-Region Transit Link Authority (ATL) and Metropolitan Atlanta Rapid Transit Authority (MARTA) work collaboratively to evaluate and plan for transit asset performance and maintenance in the Atlanta region, using scenario planning and strong asset management systems.
United States. Department of Transportation. Federal Highway Administration, & United States. Department of Transportation. Federal Transit Administration (2024). Asset Management Integration Case Study - Metropolitan Atlanta Rapid Transit Authority and Atlanta-Region Transit Link Authority (Report No. FHWA-HIF-24-011). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/74286
United States. Department of Transportation. Federal Highway Administration and United States. Department of Transportation. Federal Transit Administration. Asset Management Integration Case Study - Metropolitan Atlanta Rapid Transit Authority and Atlanta-Region Transit Link Authority. Report no. FHWA-HIF-24-011. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/74286.
United States. Department of Transportation. Federal Highway Administration, et al. Asset Management Integration Case Study - Metropolitan Atlanta Rapid Transit Authority and Atlanta-Region Transit Link Authority. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-24-011, ROSA P. https://rosap.ntl.bts.gov/view/dot/74286.
These Standard Specifications for the Construction of Roads and Bridges on Federal Highway Projects are issued primarily for constructing roads and bridges on Federal Highway projects under the direct administration of the Federal Highway Administration. These specifications are cited as "FP-24" indicating "Federal Project" Standard Specifications
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United States. Federal Highway Administration (2024). Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects FP-24 (Report No. FP-24). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/77409
United States. Federal Highway Administration. Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects FP-24. Report no. FP-24. United States. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/77409.
United States. Federal Highway Administration Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects FP-24. United States. Federal Highway Administration, 2024, Report no. FP-24, ROSA P. https://rosap.ntl.bts.gov/view/dot/77409.
The Federal Highway Administration’s (FHWA) Advanced Digital Construction Management Systems (ADCMS) program seeks to promote the application of advanced digital tools to mitigate discrepancies in schedules and budgets, create more sustainable infrastructure, and ease communications between project stakeholders. With the ADCMS program FHWA supports
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Slominski, A., Lee, B., Mills, C., & Horton, S. (2024). Case Study: Developing Digital Project Management Systems to Streamline Project Delivery (Report No. FHWA-HIF-24-082). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/79354
Slominski, Ace, Brian Lee, Charles Mills, and Suzanne Horton. Case Study: Developing Digital Project Management Systems to Streamline Project Delivery. Report no. FHWA-HIF-24-082. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/79354.
Slominski, Ace, et al. Case Study: Developing Digital Project Management Systems to Streamline Project Delivery. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-24-082, ROSA P. https://rosap.ntl.bts.gov/view/dot/79354.
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-01-01
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National Travel Time Dashboard: Interstate Highways
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The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
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United States. Department of Transportation. Federal Highway Administration. Office of Operations (2024). National Travel Time Dashboard: Interstate Highways, January 2024. United States. Department of Transportation. Federal Highway Administration. Office of Operations. https://rosap.ntl.bts.gov/view/dot/87928
United States. Department of Transportation. Federal Highway Administration. Office of Operations. National Travel Time Dashboard: Interstate Highways, January 2024. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2024. https://rosap.ntl.bts.gov/view/dot/87928.
United States. Department of Transportation. Federal Highway Administration. Office of Operations National Travel Time Dashboard: Interstate Highways, January 2024. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/87928.
Widespread implementation of safety countermeasures supports the Safe System Approach and can accelerate achieving local, State, and National safety goals. This document introduces the Safe System Roadway Design Hierarchy as a tool to characterize engineering and infrastructure-based countermeasures and strategies relative to their alignment with t
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Hopwood, C., Little, K., & Gaines, D. (2024). Safe System Roadway Design Hierarchy: Engineering and Infrastructure-related Countermeasures to Effectively Reduce Roadway Fatalities and Serious Injuries (Report No. FHWA-SA-22-069). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/82278
Hopwood, Cory, Kensington Little, and Danena Gaines. Safe System Roadway Design Hierarchy: Engineering and Infrastructure-related Countermeasures to Effectively Reduce Roadway Fatalities and Serious Injuries. Report no. FHWA-SA-22-069. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2024. https://rosap.ntl.bts.gov/view/dot/82278.
Hopwood, Cory, et al. Safe System Roadway Design Hierarchy: Engineering and Infrastructure-related Countermeasures to Effectively Reduce Roadway Fatalities and Serious Injuries. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2024, Report no. FHWA-SA-22-069, ROSA P. https://rosap.ntl.bts.gov/view/dot/82278.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development
2024-01-01
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This fact sheet provides information regarding how pedestrian and bicyclist fatalities make up about 19 percent of all traffic fatalities in the United States. Both drivers and automated vehicles often have blind spots or limited sight lines where they cannot see vulnerable road users on the road. These visual limitations potentially contribute to
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United States. Federal Highway Administration. Office of Safety and Operations Research and Development (2024). Perception Sharing for Cooperative Driving Automation (CDA) (Report No. FHWA-HRT-24-026). United States. Federal Highway Administration. Office of Safety and Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/73269
United States. Federal Highway Administration. Office of Safety and Operations Research and Development. Perception Sharing for Cooperative Driving Automation (CDA). Report no. FHWA-HRT-24-026. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/73269.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development Perception Sharing for Cooperative Driving Automation (CDA). United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024, Report no. FHWA-HRT-24-026, ROSA P. https://rosap.ntl.bts.gov/view/dot/73269.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2024-01-01
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Traffic Volume Trends is a monthly report based on hourly traffic count data reported by the States. These data are collected at approximately 5,000 continuous traffic counting locations nationwide and are used to estimate the percent change in traffic for the current month compared with the same month in the previous year. Estimates are re-adjuste
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2024). Traffic Volume Trends: January 2024. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/73687
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Traffic Volume Trends: January 2024. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2024. https://rosap.ntl.bts.gov/view/dot/73687.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Traffic Volume Trends: January 2024. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/73687.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development
2024-01-01
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This fact sheet provides information on the Cooperative Driving Automation (CDA) tools that Saxton Transportation Operations Laboratory (STOL) used to improve road user safety. The suite of tools includes CARMA PlatformSM, CARMA MessengerSM, and CARMASM, 1Tenth, which aid in conducting research and testing of CDA technology.(4) Two of the tools wit
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United States. Federal Highway Administration. Office of Safety and Operations Research and Development (2024). Saxton Transportation Operations Laboratory Cooperative Driving Automation (CDA) Tools to Improve Road User Safety (Report No. FHWA-HRT-24-036). United States. Federal Highway Administration. Office of Safety and Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/73267
United States. Federal Highway Administration. Office of Safety and Operations Research and Development. Saxton Transportation Operations Laboratory Cooperative Driving Automation (CDA) Tools to Improve Road User Safety. Report no. FHWA-HRT-24-036. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/73267.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development Saxton Transportation Operations Laboratory Cooperative Driving Automation (CDA) Tools to Improve Road User Safety. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024, Report no. FHWA-HRT-24-036, ROSA P. https://rosap.ntl.bts.gov/view/dot/73267.
In an effort to encourage the use of strategic pavement preservation on all roadways, the FHWA conducted a study of State Departments of Transportation (DOTs)’ pavement preservation practices and conducted a gap analysis focusing on successful implementation strategies to evaluate the effectiveness of pavement preservation processes. The study of p
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Peshkin, D., Ram, P., Zimmerman, K., & Pai, S. (2024). Pavement Preservation Program Benchmarking (Report No. FHWA-HIF-24-024). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/74279
Peshkin, David, Prashant Ram, Katie Zimmerman, and Sandhya Pai. Pavement Preservation Program Benchmarking. Report no. FHWA-HIF-24-024. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/74279.
Peshkin, David, et al. Pavement Preservation Program Benchmarking. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-24-024, ROSA P. https://rosap.ntl.bts.gov/view/dot/74279.
Since the publication of the Transportation System Preservation Research, Development, and Implementation Roadmap in 2008, most State departments of transportation (DOTs) have established bridge preservation programs and have made significant progress in the areas of bridge preservation practice and research.(1) State DOTs have investigated, develo
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Lu, P. (2024). FHWA Bridge Preservation Research Roadmap (Report No. FHWA-HRT-24-011). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development. https://rosap.ntl.bts.gov/view/dot/73506
Lu, Ping. FHWA Bridge Preservation Research Roadmap. Report no. FHWA-HRT-24-011. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/73506.
Lu, Ping FHWA Bridge Preservation Research Roadmap. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2024, Report no. FHWA-HRT-24-011, ROSA P. https://rosap.ntl.bts.gov/view/dot/73506.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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This brief describes the Fourier Transform Infrared Spectroscopy (or FTIR) technique.
United States. Department of Transportation. Federal Highway Administration (2024). Technology Deployed In MATC: Fourier Transform Infrared (FTIR) (Report No. FHWA-HIF-24-089). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/80424
United States. Department of Transportation. Federal Highway Administration. Technology Deployed In MATC: Fourier Transform Infrared (FTIR). Report no. FHWA-HIF-24-089. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/80424.
United States. Department of Transportation. Federal Highway Administration Technology Deployed In MATC: Fourier Transform Infrared (FTIR). United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-24-089, ROSA P. https://rosap.ntl.bts.gov/view/dot/80424.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development
2024-01-01
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This test case proved the benefits of CDA application in signalized intersections with adaptive settings and helped provide a better understanding of its advantages. Potential for future work remains high. In particular, the developed framework can be significantly improved by completing further research in the following areas: Large Scale Testing,
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United States. Federal Highway Administration. Office of Safety and Operations Research and Development (2024). Adaptive Traffic Signal Control Optimization in a Cooperative Driving Automation (CDA) Environment (Report No. FHWA-HRT-24-025). United States. Federal Highway Administration. Office of Safety and Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/73266
United States. Federal Highway Administration. Office of Safety and Operations Research and Development. Adaptive Traffic Signal Control Optimization in a Cooperative Driving Automation (CDA) Environment. Report no. FHWA-HRT-24-025. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/73266.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development Adaptive Traffic Signal Control Optimization in a Cooperative Driving Automation (CDA) Environment. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024, Report no. FHWA-HRT-24-025, ROSA P. https://rosap.ntl.bts.gov/view/dot/73266.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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On rural roadways, traffic incident responders face several unique roadway characteristics and conditions that create safety challenges for both responders and the traveling public. These safety challenges can slow the Traffic Incident Management (TIM) response timeline (detection, notification, and arrival stages), disrupt responder communications
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United States. Department of Transportation. Federal Highway Administration (2024). Traffic Incident Management for the Rural Environment. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/88242
United States. Department of Transportation. Federal Highway Administration. Traffic Incident Management for the Rural Environment. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/88242.
United States. Department of Transportation. Federal Highway Administration Traffic Incident Management for the Rural Environment. United States. Department of Transportation. Federal Highway Administration, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/88242.
Using alternative materials (e.g., lightweight, recycled) in geotechnical applications may be advantageous compared to conventional structural backfills. This report summarizes current knowledge and the state of practice for using alternative backfill materials in applications, including backfills for retaining walls, bridge abutments, and pipes/cu
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Tutumluer, E., & Qamhia, I. I. A. (2024). Alternative Backfills for Highway Applications: State of the Practice (Report No. FHWA-HRT-23-110). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development. https://rosap.ntl.bts.gov/view/dot/73251
Tutumluer, Erol and Issam I. A. Qamhia. Alternative Backfills for Highway Applications: State of the Practice. Report no. FHWA-HRT-23-110. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/73251.
Tutumluer, Erol, and Issam I. A. Qamhia Alternative Backfills for Highway Applications: State of the Practice. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2024, Report no. FHWA-HRT-23-110, ROSA P. https://rosap.ntl.bts.gov/view/dot/73251.
The Database for Air Quality and Noise Analysis (DANA) tool version 2.1 provides traffic-related inputs to the Motor Vehicle Emission Simulator (MOVES) vehicle emissions model and the Traffic Noise Model (TNM). DANA provides real world measurements of traffic conditions for use in environmental analyses. By having these data already compiled, envir
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Son, S., Hastings, A. L., Chupp, W., Margiotta, R. A., & Ge, R. (2024). Database for Air Quality and Noise Analysis (DANA) Tool Version 2.1 User Guide (Report No. FHWA-HEP-24-029). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/80948
Son, Sophie, Aaron L. Hastings, William Chupp, Richard A. Margiotta, and Richard Ge. Database for Air Quality and Noise Analysis (DANA) Tool Version 2.1 User Guide. Report no. FHWA-HEP-24-029. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/80948.
Son, Sophie, et al. Database for Air Quality and Noise Analysis (DANA) Tool Version 2.1 User Guide. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HEP-24-029, ROSA P. https://rosap.ntl.bts.gov/view/dot/80948.
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