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We Cnty Rd 54 over Black Thunder Creek

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

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

We Cnty Rd 54 over Black Thunder Creek in Weston 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 2021, making it 4 years old at the 2025 inventory.
It carries about 31 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 10 of the 43 inventoried bridges in Weston County rated good (23.3%); 5 (11.6%) 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	Steel stringer or multi-beam girder
Length	about 101 ft
Location	32 Miles SW of Newcastle
NBI structure number	NEZ
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 16 Bypass over BNSF Railway	1976	5,061	Poor
US 16 over Cambria Creek	1973	3,149	Fair
US 16 Bypass over Cambria Creek	1977	2,941	Fair
US 85 over BNSF Railway	1963	2,045	Fair
US 16 over Whoopup Creek	1959	1,885	Good
US 16 over Skull Creek	1958	1,753	Good