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I-180 NBL and SBL over Crow Creek

Laramie County, Wyoming · rated Fair in the 2025 National Bridge Inventory

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

I-180 NBL and SBL over Crow Creek in Laramie County, Wyoming, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1979, making it 46 years old at the 2025 inventory.
It carries about 21,146 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 167 of the 255 inventoried bridges in Laramie County rated fair (65.5%); 28 (11.0%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings

Component	Rating (2025)	FHWA scale meaning
Culvert	6	Satisfactory condition


Structure	Continuous concrete culvert
Length	about 53 ft
Location	Cheyenne Central Ave
NBI structure number	DEP
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Dell Range Blvd over Dry Creek	1982	32,764	Fair
Wyo 212 over Henderson Drainage Ditch	1977	28,835	Good
Dell Range Blvd over Dry Creek	1985	27,485	Good
Dell Range Blvd over Dry Creek	1982	22,267	Fair
I-180 NBL and SBL over Deming Drive	1980	21,146	Fair
Wyo 212 over Dry Creek	1978	19,391	Fair