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Federal-aid Highway Systems | Midpage
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Code of Federal Regulations
Title 23
Chapter I
Subchapter E
Part 470
Subpart A
Federal-aid Highway Systems
470.101
Purpose.
470.103
Definitions.
470.105
Urban area boundaries and highway functional classification.
470.107
Federal-aid highway systems.
470.109
System procedures—General.
470.111
Interstate System procedures.
470.113
National Highway System procedures.
470.115
Approval authority.
Appendix A to Subpart A of Part 470
Guidance Criteria for Evaluating Requests for Interstate System Designations under 23 U.S.C. 103(
Appendix B to Subpart A of Part 470
Designation of Segments of Section 332(
Appendix C to Subpart A of Part 470
Policy for the Signing and Numbering of Future Interstate Corridors Designated by Section 332 of the NHS Designation Act of 1995 or Designated Under 23 U.S.C. 103(c)(4)(B)
Appendix D to Subpart A of Part 470
Guidance Criteria for Evaluating Requests for Modifications to the National Highway System