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SR 87 over Little Colorado River

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

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

SR 87 over Little Colorado River in Navajo County, Arizona, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 2006, making it 19 years old at the 2025 inventory.
It carries about 861 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 148 of the 278 inventoried bridges in Navajo County rated good (53.2%); 6 (2.2%) 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	Continuous prestressed concrete stringer or multi-beam girder
Length	about 835 ft
Location	1.3 mi W Jct I-40
NBI structure number	01484
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I 40 Nfr & Sfr over Wash	1974	24,335	Good
I 40; EB & WB over Wash	1954	24,068	Good
I 40; EB & WB over Wash	1962	23,968	Good
I 40; EB & WB over Wash	1962	23,968	Good
I 40; EB & WB over Wash	1965	23,968	Good
I 40; EB & WB over Wash	1965	23,968	Good