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Bridge conditions in Laramie County, Wyoming

255 inventoried bridges · 28 rated poor · 2025 National Bridge Inventory

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

Laramie County has 28 bridges rated poor out of 255 inventoried, a 11.0% share that puts it well above the national rate of about 7%.

28 of the 255 bridges in Laramie County, Wyoming, are rated in poor condition (11.0%) in the 2025 National Bridge Inventory, as of August 20, 2026.
60 bridges (23.5%) are rated good and 167 (65.5%) fair.
The median Laramie County bridge was built in 1968.
The busiest poor-rated bridge is Wyo 212 over Crow Creek (built 1976), carrying about 13,625 vehicles a day.

Good 23.5% · Fair 65.5% · Poor 11.0% of 255 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
Wyo 212 over Crow Creek	1976	13,625	Poor
Wyo 212 over I-80	1977	13,143	Poor
I-25 Nbl over I-80	1963	11,096	Poor
I-25 Sbl over UPRR / US 30	1963	11,014	Poor
I-80 Ebl over CR 123-1 (Southwest Dr)	1965	10,938	Poor
I-80 Ebl over South Greeley Highway	1966	10,938	Poor
I-25 Nbl over UPRR / US 30	1963	10,761	Poor
I-80 Wbl over South Greeley Highway	1966	10,689	Poor
I-25 Sbl over WYO 223 (Terry Ranch Rd)	1964	10,141	Poor
I-180 Nbl over UPRR	1982	9,739	Poor
Converse Avenue over Dry Creek	1992	9,573	Poor
I-80 Wbl over Warren Road	1959	7,331	Poor
I-80 Wbl over UPRR	1958	7,107	Poor
I-80 Ebl over UPRR	1958	7,004	Poor
I-25 Nbl over US 85	1957	6,108	Poor
I-80 Ebl over Wyo 214	1965	5,517	Poor
I-25 Sbl over Lodgepole Creek	1970	3,370	Poor
I-25 Sbl over CR 237-1 (Bristol Ridge)	1968	3,370	Poor
I-25 Sbl over South Fork Bear Creek	1977	3,370	Poor
La Cnty Rd 210-2 over UPRR	1934	640	Poor
La Cnty Rd 124-2 over Lodgepole Creek	1935	481	Poor
S Frontier Road over Crow Creek	1985	410	Poor
La Cnty Rd 120-1 over Crow Creek	1955	382	Poor
Wyo 211 over S Fork Lodgepole Creek	1955	137	Poor
Wyo 211 over M Fork Lodgepole Creek	1955	137	Poor
Wyo 211 over Dry Horse Creek	1955	137	Poor
La Cnty Rd 224-1 over I-25	1959	81	Poor
La Cnty Rd 228-2 over I-25	1967	81	Poor

Busiest bridges in the county

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 Crow Creek	1979	21,146	Fair
I-180 NBL and SBL over Deming Drive	1980	21,146	Fair
Wyo 212 over Dry Creek	1978	19,391	Fair
US 30 over Crow Creek	1987	18,619	Fair
Wyo 219 over Dry Creek	1995	17,670	Fair
I-25 Sbl over Lake Absarraca	1957	14,609	Fair

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

Every bridge in Laramie County → - all 255, busiest first, each with its own condition record.

All of Wyoming: Wyoming bridge conditions by county · every download on the data page.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.