23 C.F.R. § 661.25 What are the criteria for bridge eligibility?
Title 23 - Highways
(a) Bridge eligibility requires the following: (1) Have an opening of 20 feet or more; (2) Be on an IRR; (3) Be unsafe because of structural deficiencies, physical deterioration or functional obsolescence; and (4) Be recorded in the national bridge inventory (NBI) maintained by the FHWA. (b) Bridges that were constructed, rehabilitated or replaced in the last 10 years, will be eligible only for seismic retrofit or installation of scour countermeasures.
Title 23: Highways
PART 661—INDIAN RESERVATION ROAD BRIDGE PROGRAM
§ 661.25 What are the criteria for bridge eligibility?
