23 C.F.R. § 661.27 When is a bridge eligible for replacement?
Title 23 - Highways
To be eligible for replacement, the bridge must be considered deficient for reasons of structural deficiency or functional obsolescence. Also, the bridge must have a sufficiency rating of less than 50 to be eligible for replacement.
Title 23: Highways
PART 661—INDIAN RESERVATION ROAD BRIDGE PROGRAM
§ 661.27 When is a bridge eligible for replacement?