Alamosa County Bridge Report Card
Alamosa County scores 100 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Alamosa County, Colorado
Alamosa County has 15 bridges in the National Bridge Inventory, with 0 rated poor and 0 rated scour-critical. Its poor-condition share of 0.0% is at or below the 4.6% statewide average.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Alamosa County a Bridge Condition Exposure Score of 100/100 (A). The county has 15 bridges in the National Bridge Inventory, including 0 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 0 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.
How the Score Breaks Down
| Factor | Weight | County Value | Penalty |
|---|---|---|---|
| Poor-condition bridge share | 40 | 0.0% | 0.0 |
| Poor-condition traffic exposure | 25 | 0.0% of measured traffic | 0.0 |
| Scour-critical bridge share | 20 | 0.0% | 0.0 |
| Average age vs national baseline | 10 | 41 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 23,027 measured daily crossings | 0.0 |
Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.
County Comparisons
| County Poor-Condition Share | 0.0% |
| State Poor-Condition Share | 4.6% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.0% |
| Average Bridge Age | 41 years |
| Poor-Condition Traffic Exposure | 0 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Alamosa County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| US 160 Ml over Rio Grande | High traffic | Fair | 13,000 | 1966 |
| US 285 Ml over Rock Creek | High traffic | Good | 5,900 | 1960 |
| State ST (cr 650) over Rio Grande River | High traffic | Fair | 1,994 | 1982 |
| County Road 100 over Empire Canal | High traffic | Fair | 1,052 | 1991 |
| SH 368 Ml over Alamosa Farm Laterl Cana | High traffic | Fair | 230 | 1955 |
| SH 368 Ml over Empire Irrigation Canal | High traffic | Good | 230 | 1955 |
| County Rd. 12 Mile over Empire Canal | High traffic | Good | 132 | 1990 |
| County Road 112 over Rock Creek | High traffic | Fair | 121 | 1990 |
| County Road 112 over La Jara Creek | High traffic | Fair | 98 | 1990 |
| Access State Park over Franklin Eddy Canal | High traffic | Fair | 50 | 1985 |
Important safety note
Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.