Regulations last checked for updates: Apr 30, 2025

Title 23 - Highways last revised: Apr 18, 2025
§ 650.101 - Purpose.

To prescribe Federal Highway Administration (FHWA) policies and procedures for the location and hydraulic design of highway encroachments on flood plains, including direct Federal highway projects administered by the FHWA.

authority: 23 U.S.C. 119,144,and
cite as: 23 CFR 650.101