This memorandum rescinds my July 3, 2003 memorandum titled "Re-Delegation of Buy America Waiver Approval Guidance." Effectively immediately, all Buy America waiver requests must be submitted for review and consideration by this office. This change is necessitated by a provision in Public Law 110-161, the "Consolidated Appropriations Act, 2008." Div
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08/17/2026
Horne, Dwight (2008). Revised Policy for the Approval of Buy America Waivers [Memorandum].
Horne, Dwight "Revised Policy for the Approval of Buy America Waivers [Memorandum]" (2008)
Horne, Dwight "Revised Policy for the Approval of Buy America Waivers [Memorandum]" , 2008
This study examines costs and performance of four types of reinforced concrete bridge decks currently in service on Colorado DOT(CDOT) highway bridges. These four types allow a comparison between bare decks and decks with waterproofing membranes, and between decks with uncoated steel reinforcement and decks with epoxy-coated steel reinforcement. Hi
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08/17/2026
Hearn, George and Xi, Yunping (2007). Service Life and Cost Comparisons for Four Types of CDOT Bridge Decks.
Hearn, George and Xi, Yunping "Service Life and Cost Comparisons for Four Types of CDOT Bridge Decks" (2007)
Hearn, George and Xi, Yunping "Service Life and Cost Comparisons for Four Types of CDOT Bridge Decks" , 2007
2011-06-13
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Memoranda & Guidance: Information
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This is in response to your February 24, 2011 memorandum that requested our concurrence in the position your office has developed regarding the applicability of Buy America provisions to steel casings used in micropile construction. We agree with your position that since the casings are permanently incorporated into the project, the Buy America pro
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08/17/2026
Gee, King W. (2011). Buy America Interpretation [Memorandum].
Gee, King W. "Buy America Interpretation [Memorandum]" (2011)
Gee, King W. "Buy America Interpretation [Memorandum]" , 2011
The Federal Highway Administration (FHWA) appreciates the American Association of State Highway and Transportation Officials' (AASHTO) resolution to expedite the review of Buy America requirements related to utility work on Federal-aid projects, which the Standing Committee on Highways approved at the 2012 Spring Business Meeting. In this resolutio
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08/17/2026
Mendez, Victor M. (2012). 12/20/12 Letter to John Horsley.
Mendez, Victor M. "12/20/12 Letter to John Horsley" (2012)
Mendez, Victor M. "12/20/12 Letter to John Horsley" , 2012
Associate Dean and Professor Laura Saunders, with Simmons University's School of Library and Information Science, is the speaker for the August 2026 Transportation Librarians Roundtable. Saunders addresses how mis- and disinformation have infiltrated all parts of our lives, emphasizing the ways in which AI tools complicate the knowledge management
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08/17/2026
Supporting Files
Saunders, Laura (2026). Challenging Mis/Disinformation in Special Libraries in an Age of AI and Alternative Facts. https://doi.org/10.21949/dm7k-3t48
Saunders, Laura "Challenging Mis/Disinformation in Special Libraries in an Age of AI and Alternative Facts" (2026), https://doi.org/10.21949/dm7k-3t48
Saunders, Laura "Challenging Mis/Disinformation in Special Libraries in an Age of AI and Alternative Facts" , 2026, https://doi.org/10.21949/dm7k-3t48
2013-07-11
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Memoranda & Guidance: Information
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In Section 1518 of the Moving Ahead for Progress in the 21st Century Act (MAP-21), Congress amended existing law to broaden the applicability of Buy America to non FHWA-funded utility relocations. For FHWA-funded projects, Buy America now applies to all contracts within the scope of a National Environmental Policy Act (NEPA) determination and eligi
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08/17/2026
Shepherd, Gloria (2013). Application of Buy America to non FHWA-funded Utility Relocations [Memorandum].
Shepherd, Gloria "Application of Buy America to non FHWA-funded Utility Relocations [Memorandum]" (2013)
Shepherd, Gloria "Application of Buy America to non FHWA-funded Utility Relocations [Memorandum]" , 2013
The Colorado Department of Transportation (CDOT) secured a Resource Conservation Grant provided by the U.S. EPA to determine a strategy to improve recycling on highway projects and reduce waste in landfills. The project focused primarily on five high-tonnage materials: asphalt, concrete, metal, wood, and tires. These materials can be reused, recycl
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08/17/2026
Stevens, Michelle (2007). Materials Recycling and Reuse - Finding Opportunities in Colorado Highways.
Stevens, Michelle "Materials Recycling and Reuse - Finding Opportunities in Colorado Highways" (2007)
Stevens, Michelle "Materials Recycling and Reuse - Finding Opportunities in Colorado Highways" , 2007
This memorandum expresses the Department of Transportation's preference that Congestion Mitigation and Air Quality Improvement (CMAQ) Program and Surface Transportation Program funds used for projects to purchase transit vehicles be administered by the Federal Transit Administration (FTA). Because FTA's Buy America rule has provisions specific to r
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08/17/2026
Wagner, Fred R. and Carter, Dorval R. Jr. (2013). Transfer of Funds for Transit Projects [Memorandum].
Wagner, Fred R. and Carter, Dorval R. Jr. "Transfer of Funds for Transit Projects [Memorandum]" (2013)
Wagner, Fred R. and Carter, Dorval R. Jr. "Transfer of Funds for Transit Projects [Memorandum]" , 2013
United States. Department of Transportation. Federal Highway Administration
1983-11-25
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Memoranda & Guidance: Information
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The Federal Highway Administration (FHWA) is amending its Buy America regulation to implement procedures required by section 165 of the Surface Transportation Assistance Act (STAA) 1982 (Pub. L. 97-424). Section 165 provides with exceptions that funds authorized for Federal-aid highway projects may not be obligated unless the steel, cement, and man
...
08/17/2026
United States. Department of Transportation. Federal Highway Administration (1983). Buy America Requirements 1983 [Memorandum].
United States. Department of Transportation. Federal Highway Administration "Buy America Requirements 1983 [Memorandum]" (1983)
United States. Department of Transportation. Federal Highway Administration "Buy America Requirements 1983 [Memorandum]" , 1983
United States. Department of Transportation. Federal Highway Administration
1985-04-30
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Memoranda & Guidance: Guidance
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Recently, several member State agencies of the American Association of State Highway and Transportation Officials have asked us to consider changing our requirements on competitive bidding to allow negotiation of construction contracts with apparent low bidders. The States indicate that this change would be in the public interest because it would l
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08/17/2026
United States. Department of Transportation. Federal Highway Administration (1985). Deviation From Competitive Bidding [Memorandum].
United States. Department of Transportation. Federal Highway Administration "Deviation From Competitive Bidding [Memorandum]" (1985)
United States. Department of Transportation. Federal Highway Administration "Deviation From Competitive Bidding [Memorandum]" , 1985
United States. Department of Transportation. Federal Highway Administration
1986-06-23
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Memoranda & Guidance: Guidance
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The Georgia proposed special provision furnished with your May 28 memorandum is not acceptable for use on Federal-aid projects. We fully concur with your position that negotiations with bidders as proposed by the State shall not be permitted on Federal-aid contracts.
08/17/2026
United States. Department of Transportation. Federal Highway Administration (1986). Bidding Procedures - Negotiations with Bidders [Memorandum].
United States. Department of Transportation. Federal Highway Administration "Bidding Procedures - Negotiations with Bidders [Memorandum]" (1986)
United States. Department of Transportation. Federal Highway Administration "Bidding Procedures - Negotiations with Bidders [Memorandum]" , 1986
United States. Federal Highway Administration. Office of Highway Operations
1986-07-10
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Memoranda & Guidance: Guidance
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The Tennessee Department of Transportation's proposed "Special Provision Regarding Unbalanced Bids) SP 102B," submitted by your memorandum of June 25, 1986, is not acceptable for use on Federal-aid projects. The SP does not provide an unencumbered competitive bidding process in keeping with the Federal Highway Administration's competitive bidding p
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08/17/2026
United States. Federal Highway Administration. Office of Highway Operations (1986). Tennessee Special Provision (SP) Regarding Unbalanced Bids [Memorandum].
United States. Federal Highway Administration. Office of Highway Operations "Tennessee Special Provision (SP) Regarding Unbalanced Bids [Memorandum]" (1986)
United States. Federal Highway Administration. Office of Highway Operations "Tennessee Special Provision (SP) Regarding Unbalanced Bids [Memorandum]" , 1986
1987-07-29
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Assistant Regional Counsel Lawrence Hanf has recently prepared the attached position paper regarding the rejection of unbalanced bids. The conclusion is basically that unbalanced bids are not allowed under the following circumstances : l. If there is a specific clause in the contract prohibiting unbalanced bidding and the Government can show that t
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08/17/2026
Green, M. Eldon (1987). Rejection of Unbalanced Bids [Memorandum].
Green, M. Eldon "Rejection of Unbalanced Bids [Memorandum]" (1987)
Green, M. Eldon "Rejection of Unbalanced Bids [Memorandum]" , 1987
Based on the study presented in this report, it was determined that S50 structural concrete can be produced to meet the requirements of the CDOT Standard Specification for Road and Bridge Construction, Section 601. S50 mixes using cement as well as cement/fly ash blends can be successfully produced with the aid of proper high-range water-reducing (
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08/17/2026
Kiousis, Panos D. et al. (2007). Study on the Effects of Mixture Proportioning on the Strength and Cracking Tendency of S50 Structural Concrete.
Kiousis, Panos D. et al. "Study on the Effects of Mixture Proportioning on the Strength and Cracking Tendency of S50 Structural Concrete" (2007)
Kiousis, Panos D. et al. "Study on the Effects of Mixture Proportioning on the Strength and Cracking Tendency of S50 Structural Concrete" , 2007
United States. Department of Transportation. Federal Highway Administration
2023-07-11
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On February 21, 2023, FHWA issued the BABA Implementation Plan to Enhance Buy America for EV Chargers to enable EV charger acquisition and installation to immediately proceed while also ensuring the application of Buy America to EV chargers by the phasing of requirements over time. The Implementation Plan consists of a Limited Waiver of Buy America
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08/17/2026
United States. Department of Transportation. Federal Highway Administration (2023). Q&As for Build America, Buy America (BABA) Implementation Plan to Enhance Buy America for Electric Vehicle (EV) Chargers.
United States. Department of Transportation. Federal Highway Administration "Q&As for Build America, Buy America (BABA) Implementation Plan to Enhance Buy America for Electric Vehicle (EV) Chargers" (2023)
United States. Department of Transportation. Federal Highway Administration "Q&As for Build America, Buy America (BABA) Implementation Plan to Enhance Buy America for Electric Vehicle (EV) Chargers" , 2023
United States. Federal Highway Administration. Office of Highway Operations
1990-02-13
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In January 1988, a Transportation Research Board (TRB) task force was formed to explore innovative contracting practices. The task force, officially identified as Task Force A2T51 - Innovative Contracting Practices is comprised of representatives from a11 segments of the highwayindustry, including contractors, consultants, trade associations, suret
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08/17/2026
United States. Federal Highway Administration. Office of Highway Operations (1990). Innovative Contracting Practices Initiative and Special Experimental Project No. 14 [Memorandum].
United States. Federal Highway Administration. Office of Highway Operations "Innovative Contracting Practices Initiative and Special Experimental Project No. 14 [Memorandum]" (1990)
United States. Federal Highway Administration. Office of Highway Operations "Innovative Contracting Practices Initiative and Special Experimental Project No. 14 [Memorandum]" , 1990
2012-11-08
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Title 23 U.S.C. 112 provides that Federal-aid construction contracts shall be awarded only on the basis of the lowest responsive bid. Since 2000, FHWA has allowed the States to evaluate alternate pavement type bidding procedures with Life Cycle Cost Analysis (LCCA) bid adjustments under the authority of Special Experimental Project No. 14 (SEP-14)
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08/17/2026
Baxter, John (2012). Programmatic Approval of Alternate Pavement Type Bidding [Memorandum].
Baxter, John "Programmatic Approval of Alternate Pavement Type Bidding [Memorandum]" (2012)
Baxter, John "Programmatic Approval of Alternate Pavement Type Bidding [Memorandum]" , 2012
This guidance memorandum supersedes our June 26, 2008, memorandum on this subject with the same title. The revision is necessary to provide consistency with statutory revisions under the Moving Ahead for Progress in the 21st Century (MAP-21) Act (Pub. L. 112-141), the Fixing America's Surface Transportation (FAST) Act (Pub. L. 114-94), and the Infr
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08/17/2026
Marrero, Moises (2024). Procurement of Federal-aid Construction Projects Guidance [Memorandum].
Marrero, Moises "Procurement of Federal-aid Construction Projects Guidance [Memorandum]" (2024)
Marrero, Moises "Procurement of Federal-aid Construction Projects Guidance [Memorandum]" , 2024
The statewide driver traffic safety survey provides baseline and longitudinal metrics for the Highway Safety Division and others to use in understanding perceptions and self-reported behaviors related to focus issues. A core set of questions addresses nationally agreed upon priorities, including seat belts, impaired driving, and speeding. In additi
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08/17/2026
Vachal, Kimberly et al. (2026). North Dakota Statewide Traffic Safety Survey, 2026: Traffic Safety Performance Measures for State and Federal Agencies.
Vachal, Kimberly and Kubas, Andrew and Andersen, Jaclyn "North Dakota Statewide Traffic Safety Survey, 2026: Traffic Safety Performance Measures for State and Federal Agencies" (2026)
Vachal, Kimberly et al. "North Dakota Statewide Traffic Safety Survey, 2026: Traffic Safety Performance Measures for State and Federal Agencies" , 2026
The statewide driver traffic safety survey provides baseline metrics for the Safety Division and others to use in understanding perceptions and self-reported behaviors related to focus issues. A core set of questions addresses nationally agreed upon priorities, including seat belts, impaired driving, and speeding. In addition to the core issues, qu
...
08/17/2026
Vachal, Kimberly et al. (2020). North Dakota Statewide Traffic Safety Survey, 2020: Traffic Safety Performance Measures for State and Federal Agencies.
Vachal, Kimberly and Tchakounte-Wakem, Seguy and Kubas, Andrew "North Dakota Statewide Traffic Safety Survey, 2020: Traffic Safety Performance Measures for State and Federal Agencies" (2020)
Vachal, Kimberly et al. "North Dakota Statewide Traffic Safety Survey, 2020: Traffic Safety Performance Measures for State and Federal Agencies" , 2020
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