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The Highway Safety Improvement Program (HSIP) is a core federal-aid grant program from the Colorado Department of Transportation that funds infrastructure improvements aimed at significantly reducing fatalities and serious injuries on all public roadways in Colorado, including non-state-owned roads and roads on tribal land. Authorized under 23 U.S.C.
§148, the program requires a data-driven, performance-focused approach supporting the goal of zero deaths and serious injuries. Local agencies are eligible to apply for funding for highway safety infrastructure projects. Applications for Fiscal Year 2029 projects had a deadline of February 20, 2026, with award notices expected by end of April 2026.
The program follows an annual funding cycle with new Notice of Funding Opportunity letters issued to local agencies each year.
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Highway Safety Improvement Program — Colorado Department of Transportation and tags on every page of your site. --> The Highway Safety Improvement Program (HSIP), Section 148 of Title 23, United States Code ( 23 U.S.C §148), is a core Federal-aid program with the purpose of achieving significant reduction in fatalities and serious injuries on all public roadways, including non-State owned roads and roads on tribal land.
The Colorado HSIP, administered by CDOT, requires a data-driven, strategic approach to improving highway safety on all public roads with a focus on performance to support zero deaths and serious injuries on Colorado roads. Local Agency Grant Application Status Application deadline (February 20th, 2026) for Fiscal Year 2029 projects has passed. Applications are now being evaluated.
Award notices to applicants are expected to be issued by end of April 2026. HSIP Local Agency Notice of Funding Opportunity Letter for FY 2029 FHWA Proven Safety Countermeasures
According to the current listing, eligibility includes: See the Colorado state grants portal for complete eligibility requirements. Confirm the full requirements in the official notice before applying.
Highway Safety Improvement Program website is funded by Colorado Department of Transportation. Verify program details on the funder's official page before applying.
This opportunity targets applicants in Colorado. If your organization operates elsewhere, check the official notice for location requirements.
Start from the official opportunity page linked in this listing — it carries the sponsor's submission instructions.
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