Title 23, Part 470 — Highway Systems
8 sections
Section 470.101
Purpose.
Section 470.103
Definitions.
Section 470.105
Urban area boundaries and highway functional classification.
Section 470.107
Federal-aid highway systems.
Section 470.109
System procedures—General.
Section 470.111
Interstate System procedures.
Section 470.113
National Highway System procedures.
Section 470.115
Approval authority.