23 C.F.R. § 650.803 Policy.
Title 23 - Highways
It is the policy of FHWA: (a) To provide clearances which meet the reasonable needs of navigation and provide for cost-effective highway operations, (b) To provide fixed bridges wherever practicable, and (c) To consider appropriate pier protection and vehicular protective and warning systems on bridges subject to ship collisions.
Title 23: Highways
PART 650—BRIDGES, STRUCTURES, AND HYDRAULICS
Subpart H—Navigational Clearances for Bridges
§ 650.803 Policy.
