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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 23 - Highways |
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Chapter I—Federal Highway Administration, Department of Transportation |
SubChapter A - General Management and Administration |
Part 1 - General |
SubChapter B - Payment Procedures |
Part 130 - ADVANCE OF FUNDS |
Part 140 - Reimbursement |
Part 172 - Procurement, Management, and Administration of Engineering and Design Related Services |
Part 180 - Credit Assistance for Surface Transportation Projects |
Part 190 - Incentive Payments for Controlling Outdoor Advertising on the Interstate System |
Part 192 - Drug Offender'S Driver'S License Suspension |
SubChapter C - Civil Rights |
Part 200 - Title Vi Program and Related Statutes - Implementation and Review Procedures |
Part 230 - External Programs |
SubChapter D - National Highway Institute |
Part 260 - Education and Training Programs |
SubChapter E—Planning and Research |
Part 420 - Planning and Research Program Administration |
Part 450 - Planning Assistance and Standards |
Part 460 - Public Road Mileage for Apportionment of Highway Safety Funds |
Part 470 - Highway Systems |
Part 476 - INTERSTATE HIGHWAY SYSTEM |
Part 480 - USE AND DISPOSITION OF PROPERTY PREVIOUSLY ACQUIRED BY STATES FOR WITHDRAWN INTERSTATE SEGMENTS |
Part 490 - National Performance Management Measures |
SubChapter F - Transportation Infrastructure Management |
Part 500 - Management and Monitoring Systems |
Part 505 - Projects of National and Regional Significance Evaluation and Rating |
Part 511 - Real-Time System Management Information Program |
Part 515 - Asset Management Plans |
SubChapter G—Engineering and Traffic Operations |
Part 620 - Engineering |
Part 625 - Design Standards for Highways |
Part 626 - Pavement Policy |
Part 627 - Value Engineering |
Part 630 - Preconstruction Procedures |
Part 633 - Required Contract Provisions |
Part 634 - WORKER VISIBILITY |
Part 635 - Construction and Maintenance |
Part 636 - Design-Build Contracting |
Part 637 - Construction Inspection and Approval |
Part 640 - CERTIFICATION ACCEPTANCE |
Part 645 - Utilities |
Part 646 - Railroads |
Part 650 - Bridges, Structures, and Hydraulics |
Part 652 - Pedestrian and Bicycle Accommodations and Projects |
Part 655 - Traffic Operations |
Part 656 - Carpool and Vanpool Projects |
Part 657 - Certification of Size and Weight Enforcement |
Part 658 - Truck Size and Weight, Route Designations - Length, Width and Weight Limitations |
Part 660 - Special Programs (Direct Federal) |
Part 661 - Indian Reservation Road Bridge Program |
Part 667 - Periodic Evaluation of Facilities Repeatedly Requiring Repair and Reconstruction Due to Emergency Events |
Part 668 - Emergency Relief Program |
Part 669 - Enforcement of Heavy Vehicle Use Tax |
Part 680 - National Electric Vehicle Infrastructure Standards and Requirements |
SubChapter H - Right-of-Way and Environment |
Part 710 - Right-of-Way and Real Estate |
Part 712 - THE ACQUISITION FUNCTION |
Part 713 - RIGHT-OF-WAY - THE PROPERTY MANAGEMENT FUNCTION |
Part 750 - Highway Beautification |
Part 751 - Junkyard Control and Acquisition |
Part 752 - Landscape and Roadside Development |
Part 771 - Environmental Impact and Related Procedures |
Part 772 - Procedures for Abatement of Highway Traffic Noise and Construction Noise |
Part 773 - Surface Transportation Project Delivery Program Application Requirements and Termination |
Part 774 - Parks, Recreation Areas, Wildlife and Waterfowl Refuges, and Historic Sites (Section 4(F)) |
Part 777 - Mitigation of Impacts to Wetlands and Natural Habitat |
Part 778 - Pilot Program for Eliminating Duplication of Environmental Reviews |
SubChapter I - Public Transportation |
Part 810 - Mass Transit and Special Use Highway Projects |
SubChapter J - Highway Safety |
Part 924 - Highway Safety Improvement Program |
SubChapter K - Intelligent Transportation Systems |
Part 940 - Intelligent Transportation System Architecture and Standards |
Part 950 - Electronic Toll Collection |
SubChapter L - Federal Lands Highways |
Part 970 - National Park Service Management Systems |
Part 971 - Forest Service Management Systems |
Part 972 - Fish and Wildlife Service Management Systems |
Part 973 - Management Systems Pertaining to the Bureau of Indian Affairs and the Indian Reservation Roads Program |
Parts 974--999 - [Reserved] |