23 C.F.R. § 650.101 Purpose.
Title 23 - Highways
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.
Title 23: Highways
PART 650—BRIDGES, STRUCTURES, AND HYDRAULICS
Subpart A—Location and Hydraulic Design of Encroachments on Flood Plains
§ 650.101 Purpose.