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Avenue 37E over Wellton-Mohawk

Yuma County, Arizona · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Avenue 37E over Wellton-Mohawk in Yuma County, Arizona, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
It was built in 1991 and reconstructed in 2019, making it 34 years old at the 2025 inventory.
It carries about 120 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 133 of the 262 inventoried bridges in Yuma County rated good (50.8%); 6 (2.3%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 33 ft
Location	N Jct Co 6th St
NBI structure number	07751
Condition class	Good

Source: FHWA National Bridge Inventory, 2025 data as reported by the Arizona department of transportation.

Bridge	Built	Vehicles/day	Condition
16th St over UPRR	1951	41,102	Fair
US 95 over I-8	1970	35,771	Fair
24th Street over Yuma East Main Canal	1977	31,727	Fair
Main Street over Main Drain	1999	24,767	Good
US 95 over East Main Canal	1969	22,266	Fair
32nd St over East Main Canal	1984	21,418	Good