A successful and proactive preservation scheme (featuring the combined use of SMA, OGFC, and micro-milling) has proven itself as a cost-effective pavement strategy for the Georgia DOT in providing safety and longevity on many of its interstate roadways.
Al-Qadi, I. L., Jayme, A. G., & Okte, E. (2021). Georgia Use of SMA, OGFC, and Micro-milling Results in Improved Sustainable Pavement Performance (Report No. FHWA-HIF-19-084). United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements. https://rosap.ntl.bts.gov/view/dot/63524
Al-Qadi, Imad L., Angeli Gamez Jayme, and Egemen Okte. Georgia Use of SMA, OGFC, and Micro-milling Results in Improved Sustainable Pavement Performance. Report no. FHWA-HIF-19-084. United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements, 2021. https://rosap.ntl.bts.gov/view/dot/63524.
Al-Qadi, Imad L., et al. Georgia Use of SMA, OGFC, and Micro-milling Results in Improved Sustainable Pavement Performance. United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements, 2021, Report no. FHWA-HIF-19-084, ROSA P. https://rosap.ntl.bts.gov/view/dot/63524.
This document is one in a series of technical summaries that accompany the forthcoming Federal Highway Administration report Collection of Data with Unmanned Aerial Systems (UAS) for Bridge Inspection and Construction Inspection.
Futron Corporation, & VHB/Vanasse Hangen Brustlin, Inc. (2021). Effective Practices for Managing Bridge Inspection Data Captured by UAS [tech brief] (Report No. FHWA-HRT-21-043). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/56406
Futron Corporation and VHB/Vanasse Hangen Brustlin, Inc.. Effective Practices for Managing Bridge Inspection Data Captured by UAS [tech brief]. Report no. FHWA-HRT-21-043. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2021. https://rosap.ntl.bts.gov/view/dot/56406.
Futron Corporation, et al. Effective Practices for Managing Bridge Inspection Data Captured by UAS [tech brief]. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2021, Report no. FHWA-HRT-21-043, ROSA P. https://rosap.ntl.bts.gov/view/dot/56406.
The purpose of this report is to document a simulation-based case study investigating the effectiveness of SAE J3016 Level 1 automation technology for mitigating or solving existing transportation problems related to congestion, fuel consumption, and emissions.(1) This case study examined the impacts of cooperative adaptive cruise control (CACC) ve
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Liu, H., Lu, X. Y., Shladover, S. E., & Huang, Z. (2021). Developing Analysis, Modeling, and Simulation Tools for Connected Automated Vehicle Applications: A Case Study on SR 99 in California (Report No. FHWA-HRT-21-039). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/54795
Liu, Hao, Xiao-Yun Lu, Steven E. Shladover, and Zhitong Huang. Developing Analysis, Modeling, and Simulation Tools for Connected Automated Vehicle Applications: A Case Study on SR 99 in California. Report no. FHWA-HRT-21-039. United States. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/54795.
Liu, Hao, et al. Developing Analysis, Modeling, and Simulation Tools for Connected Automated Vehicle Applications: A Case Study on SR 99 in California. United States. Federal Highway Administration, 2021, Report no. FHWA-HRT-21-039, ROSA P. https://rosap.ntl.bts.gov/view/dot/54795.
United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology
2021-03-01
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This white paper outlines, in simple terms, the fundamental concepts associated with the RSI framework. The document leads the reader through the basic process of RSI application and uses simple examples to illustrate how the RSI framework can be used to support investment decisions. Additional references are provided to help implement these concep
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United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology (2021). Remaining Service Interval: A White Paper [tech note] (Report No. FHWA-HRT-21-006). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/56009
United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology. Remaining Service Interval: A White Paper [tech note]. Report no. FHWA-HRT-21-006. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2021. https://rosap.ntl.bts.gov/view/dot/56009.
United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology Remaining Service Interval: A White Paper [tech note]. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2021, Report no. FHWA-HRT-21-006, ROSA P. https://rosap.ntl.bts.gov/view/dot/56009.
This Tech Brief describes the application, design, and construction aspects of Precast Concrete Panel (PCP) Roundabouts for rapid rehabilitation of existing distressed asphalt and jointed concrete roundabouts.
Tayabji, S. D. (2021). Precast Concrete Panel (PCP) Roundabouts [tech brief] (Report No. FHWA-HIF-20-082). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/58310
Tayabji, Shiraz D.. Precast Concrete Panel (PCP) Roundabouts [tech brief]. Report no. FHWA-HIF-20-082. United States. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/58310.
Tayabji, Shiraz D. Precast Concrete Panel (PCP) Roundabouts [tech brief]. United States. Federal Highway Administration, 2021, Report no. FHWA-HIF-20-082, ROSA P. https://rosap.ntl.bts.gov/view/dot/58310.
The National Performance Management Measures; Assessing Pavement Condition for the National Highway Performance Program provided in Subpart C of 23 CFR Part 490 includes an alternative method to report pavement conditions for Interstate and non-Interstate National Highway System locations where the speed limit is less than 40 mph.(1) This alternate
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Thyagarajan, S., Sivaneswaran, N., & Poon-Atkins, C. (2021). Present Serviceability Rating Computation from Reported Distresses (Report No. FHWA-HRT-21-041). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development. https://rosap.ntl.bts.gov/view/dot/55915
Thyagarajan, Senthil, Nadarajah Sivaneswaran, and Christy Poon-Atkins. Present Serviceability Rating Computation from Reported Distresses. Report no. FHWA-HRT-21-041. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2021. https://rosap.ntl.bts.gov/view/dot/55915.
Thyagarajan, Senthil, et al. Present Serviceability Rating Computation from Reported Distresses. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure Research and Development, 2021, Report no. FHWA-HRT-21-041, ROSA P. https://rosap.ntl.bts.gov/view/dot/55915.
United States. Federal Highway Administration. Center for Accelerating Innovation
2021-03-01
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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 (2021). Innovator - March/April 2021 - Volume 14, Issue 83. United States. Federal Highway Administration. Center for Accelerating Innovation. https://rosap.ntl.bts.gov/view/dot/55574
United States. Federal Highway Administration. Center for Accelerating Innovation. Innovator - March/April 2021 - Volume 14, Issue 83. United States. Federal Highway Administration. Center for Accelerating Innovation, 2021. https://rosap.ntl.bts.gov/view/dot/55574.
United States. Federal Highway Administration. Center for Accelerating Innovation Innovator - March/April 2021 - Volume 14, Issue 83. United States. Federal Highway Administration. Center for Accelerating Innovation, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/55574.
This report presents the results of a multiphase research effort, which involved a comprehensive literature review, engagement with highway infrastructure owners and operators (IOOs), and interviews with industry experts and key stakeholders to document the potential impact of automated vehicles (AVs) on highway infrastructure. The study attempts t
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Gopalakrishna, D., Carlson, P. J., Sweatman, P., Raghunathan, D., Brown, L., & Serulle, N. U. (2021). Impacts of Automated Vehicles on Highway Infrastructure (Report No. FHWA-HRT-21-015). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/55710
Gopalakrishna, Deepak, Paul J. Carlson, Peter Sweatman, Deepak Raghunathan, Les Brown, and Nayel Urena Serulle. Impacts of Automated Vehicles on Highway Infrastructure. Report no. FHWA-HRT-21-015. United States. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/55710.
Gopalakrishna, Deepak, et al. Impacts of Automated Vehicles on Highway Infrastructure. United States. Federal Highway Administration, 2021, Report no. FHWA-HRT-21-015, ROSA P. https://rosap.ntl.bts.gov/view/dot/55710.
In 2019, the Federal Highway Administration (FHWA) authorized a research and synthesis study to document the progress and direction toward achieving nationwide electronic toll collection (ETC) interoperability. This report discusses the results of that study and identifies current efforts toward nationwide interoperability, challenges to overcome,
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Sethi, S., Ercisli, S., Vu, P., Pope, D., Regan, E., Blackwell, W., & Averkamp, J. (2021). Nationwide Electronic Toll Collection Interoperability (Report No. FHWA-HOP-21-023). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/77146
Sethi, Sonika, Safak Ercisli, Patrick Vu, David Pope, Ed Regan, Wes Blackwell, and Joseph Averkamp. Nationwide Electronic Toll Collection Interoperability. Report no. FHWA-HOP-21-023. United States. Department of Transportation. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/77146.
Sethi, Sonika, et al. Nationwide Electronic Toll Collection Interoperability. United States. Department of Transportation. Federal Highway Administration, 2021, Report no. FHWA-HOP-21-023, ROSA P. https://rosap.ntl.bts.gov/view/dot/77146.
This TechBrief summarizes an exploratory analysis of the AASHTOWare Pavement ME Design™ (PMED) software’s pavement performance predictions. The research team analyzed the sensitivity of PMED outputs to traffic input levels based on data from a sample of Long-Term Pavement Performance (LTPP) program sites. In this TechBrief, MEPDG refers to the meth
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Selezneva, O. I., Von Quintus, H. L., & Brink, W. (2021). Exploring The Importance of Traffic Data Input Levels for Mechanistic-Empirical Pavement Design [tech brief] (Report No. FHWA-HRT-21-046). United States. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/56409
Selezneva, Olga I., Harold L. Von Quintus, and Wouter Brink. Exploring The Importance of Traffic Data Input Levels for Mechanistic-Empirical Pavement Design [tech brief]. Report no. FHWA-HRT-21-046. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2021. https://rosap.ntl.bts.gov/view/dot/56409.
Selezneva, Olga I., et al. Exploring The Importance of Traffic Data Input Levels for Mechanistic-Empirical Pavement Design [tech brief]. United States. Federal Highway Administration. Office of Research, Development, and Technology, 2021, Report no. FHWA-HRT-21-046, ROSA P. https://rosap.ntl.bts.gov/view/dot/56409.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-03-01
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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 (2021). Monthly Motor Fuel Reported by States: March 2021 (Report No. FHWA-PL-21-027). United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/57559
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Monthly Motor Fuel Reported by States: March 2021. Report no. FHWA-PL-21-027. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021. https://rosap.ntl.bts.gov/view/dot/57559.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Monthly Motor Fuel Reported by States: March 2021. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021, Report no. FHWA-PL-21-027, ROSA P. https://rosap.ntl.bts.gov/view/dot/57559.
This Tech Brief describes the application, design, and construction aspects of Hot Mixed Asphalt Pavement (HMAP) Roundabouts.
Seeds, S. B., & Smith, K. D. (2021). Hot Mix Asphalt Pavement (HMAP) Roundabouts [tech brief] (Report No. FHWA-HIF-20-083). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/58309
Seeds, Stephen B. and Kurt D. Smith. Hot Mix Asphalt Pavement (HMAP) Roundabouts [tech brief]. Report no. FHWA-HIF-20-083. United States. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/58309.
Seeds, Stephen B., and Kurt D. Smith Hot Mix Asphalt Pavement (HMAP) Roundabouts [tech brief]. United States. Federal Highway Administration, 2021, Report no. FHWA-HIF-20-083, ROSA P. https://rosap.ntl.bts.gov/view/dot/58309.
United States. Department of Transportation. Federal Highway Administration
2021-03-01
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This manual has been developed to provide construction project personnel with information and guidance for field activities relating to materials. This manual complements the Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects (FP). When the guidelines or directions set forth in this manual conflict with an FLH
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United States. Department of Transportation. Federal Highway Administration (2021). Federal Lands Highway Field Materials Manual [March 2021]. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/75277
United States. Department of Transportation. Federal Highway Administration. Federal Lands Highway Field Materials Manual [March 2021]. United States. Department of Transportation. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/75277.
United States. Department of Transportation. Federal Highway Administration Federal Lands Highway Field Materials Manual [March 2021]. United States. Department of Transportation. Federal Highway Administration, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/75277.
This user manual provides directions and step by step processes for using the Coupled Model Intercomparison Project (CMIP) on-line software tool. The CMIP Tool takes Localized Constructed Analogs (LOCA) downscaled CMIP5 data and processes the information into statistical and other variables that can be used in planning and design with greater ease.
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Kilgore, R. T., Bhat, C., Sharar-Salgado, D., & Kafalenos, R. (2021). Coupled Model Intercomparison Project (CMIP) Data Processing Tool: Version 2.1 User Guide (Report No. FHWA-HIF-21-016). United States. Federal Highway Administration. Office of Bridges and Structures. https://rosap.ntl.bts.gov/view/dot/73035
Kilgore, Roger T., Cassandra Bhat, Daniel Sharar-Salgado, and Robert Kafalenos. Coupled Model Intercomparison Project (CMIP) Data Processing Tool: Version 2.1 User Guide. Report no. FHWA-HIF-21-016. United States. Federal Highway Administration. Office of Bridges and Structures, 2021. https://rosap.ntl.bts.gov/view/dot/73035.
Kilgore, Roger T., et al. Coupled Model Intercomparison Project (CMIP) Data Processing Tool: Version 2.1 User Guide. United States. Federal Highway Administration. Office of Bridges and Structures, 2021, Report no. FHWA-HIF-21-016, ROSA P. https://rosap.ntl.bts.gov/view/dot/73035.
The purpose of this study is to gain a deeper understanding of the factors influencing traveler decisions about driving or taking a shared ride, including learning about the tradeoffs among desired features of different travel options and trip price. The study seeks to understand whether mode-shifting incentives and disincentives could be applied t
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Middleton, S., Schroeckenthaler, K., Papayannoulis, V., & Gopalakrishna, D. (2021). Analysis of Travel Choices and Scenarios for Sharing Rides (Report No. FHWA-HOP-21-011). United States. Department of Transportation. Federal Highway Administration. Office of Operations. https://rosap.ntl.bts.gov/view/dot/55712
Middleton, Scott, Kyle Schroeckenthaler, Vassilis Papayannoulis, and Deepak Gopalakrishna. Analysis of Travel Choices and Scenarios for Sharing Rides. Report no. FHWA-HOP-21-011. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2021. https://rosap.ntl.bts.gov/view/dot/55712.
Middleton, Scott, et al. Analysis of Travel Choices and Scenarios for Sharing Rides. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2021, Report no. FHWA-HOP-21-011, ROSA P. https://rosap.ntl.bts.gov/view/dot/55712.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-02-28
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The Weekly Traffic Volume Report estimates the vehicle miles traveled (VMT) for interstate highways and how the total travel measured by VMT compares with travel that occurred in the same week of the previous year. The VMT is further split into passenger vehicle and truck components. The information gives new insights into the effect on traffic by
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2021). Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 8. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/56100
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 8. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021. https://rosap.ntl.bts.gov/view/dot/56100.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 8. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/56100.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-02-26
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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 (2021). Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 22, Data Complete Through 2/26/2021. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/56517
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. 22, Data Complete Through 2/26/2021. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021. https://rosap.ntl.bts.gov/view/dot/56517.
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. 22, Data Complete Through 2/26/2021. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/56517.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-02-21
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The Weekly Traffic Volume Report estimates the vehicle miles traveled (VMT) for interstate highways and how the total travel measured by VMT compares with travel that occurred in the same week of the previous year. The VMT is further split into passenger vehicle and truck components. The information gives new insights into the effect on traffic by
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2021). Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 7. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/56099
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 7. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021. https://rosap.ntl.bts.gov/view/dot/56099.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 7. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/56099.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-02-19
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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 (2021). Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 21, Data Complete Through 2/19/2021. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/56516
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. 21, Data Complete Through 2/19/2021. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021. https://rosap.ntl.bts.gov/view/dot/56516.
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. 21, Data Complete Through 2/19/2021. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/56516.
United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery
2021-02-18
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Job Corps helps eligible young people ages 16 through 24 complete their high school education, trains them for meaningful careers, and assists them with obtaining employment. Students have access to room and board while they learn skills in specific training areas for up to 3 years. The Pittsburgh Job Corps created an 8-week highway construction pr
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United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery (2021). Highway Construction Workforce Partnership (HCWP): Pittsburgh Job Corps Highway Training Program. United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery. https://rosap.ntl.bts.gov/view/dot/89558
United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery. Highway Construction Workforce Partnership (HCWP): Pittsburgh Job Corps Highway Training Program. United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery, 2021. https://rosap.ntl.bts.gov/view/dot/89558.
United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery Highway Construction Workforce Partnership (HCWP): Pittsburgh Job Corps Highway Training Program. United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/89558.
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