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I-90/US 14/87 Bus over I-90

Sheridan County, Wyoming · rated Good in the 2025 National Bridge Inventory

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

I-90/US 14/87 Bus over I-90 in Sheridan County, Wyoming, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
It was built in 2017, making it 8 years old at the 2025 inventory.
It carries about 6,639 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 37 of the 170 inventoried bridges in Sheridan County rated good (21.8%); 9 (5.3%) 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	Continuous steel stringer or multi-beam girder
Length	about 245 ft
Location	Sheridan N Main Street
NBI structure number	MXA
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-90/US 14/87 Bus over Little Goose Creek	1980	19,102	Good
I-90/US 14/87 Bus over Little Goose Creek	1954	11,489	Good
5th Street over Big Goose Creek	1968	9,363	Poor
Wyo 334 over Little Goose Creek	1993	7,061	Fair
I-90/US 14/87 Bus over Big Goose Creek	1987	6,539	Good
S Sheridan Avenue over Little Goose Creek	1990	5,692	Fair