CFR > Title 23 - Highways > CHAPTER I—FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > SUBCHAPTER G—ENGINEERING AND TRAFFIC OPERATIONS (parts 620 to 669) > PART 625—DESIGN STANDARDS FOR HIGHWAYS > 625.1—Purpose.

625.1—Purpose.

To designate those standards, policies, and standard specifications that are acceptable to the Federal Highway Administration (FHWA) for application in the geometric and structural design of highways.