What are the criteria for bridge eligibility?

(a) For bridge replacement or rehabilitation, TTF bridges are required to meet the following: (1) Must meet the definition of a TTF bridge; (2) Be classified as a Tribal transportation facility; (3) Be classified as in poor condition, have low load capacity, or need highway geometric improvements; (4) Be recorded in the NBI maintained by FHWA; (b) For new bridge construction, TTF bridges are required to meet the following: (1) Be classified as a Tribal transportation facility; (2) Be a public bridge that meets the definition of a TTF bridge and recorded in the NBI after project completion.