Carson County Bridge Report Card
Carson County scores 86 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Carson County, Texas
Carson County has 33 bridges in the National Bridge Inventory, with 1 rated poor and 1 rated scour-critical. Its poor-condition share of 3.0% is above the 1.2% statewide average. Poor-condition bridges carry about 160 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Carson County a Bridge Condition Exposure Score of 86/100 (B). The county has 33 bridges in the National Bridge Inventory, including 1 in poor condition and 1 rated scour-critical. Poor-condition bridges carry about 160 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 | 3.0% | 6.1 |
| Poor-condition traffic exposure | 25 | 0.2% of measured traffic | 0.1 |
| Scour-critical bridge share | 20 | 3.0% | 6.1 |
| Average age vs national baseline | 10 | 53 years vs 48 nationally | 2.1 |
| Traffic-data completeness | 5 | 82,748 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 | 3.0% |
| State Poor-Condition Share | 1.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 3.0% |
| Average Bridge Age | 53 years |
| Poor-Condition Traffic Exposure | 160 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Carson County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Bi 40d EB over IH 40 | Poor condition + traffic exposure | Poor | 160 | 1966 |
| IH 40 over Draw | Scour-critical foundation rating | Good | 11,605 | 1966 |
| US 287 over Drain | High traffic | Good | 12,346 | 1964 |
| IH 40 WB over Bi 40 F | High traffic | Good | 6,826 | 1978 |
| IH 40 EB over Bi 40 F | High traffic | Fair | 6,340 | 1978 |
| IH 40 WB over FM 295 | High traffic | Fair | 6,311 | 1978 |
| IH 40 WB over FM 2300 | High traffic | Fair | 6,311 | 1978 |
| IH 40 EB over FM 295 | High traffic | Fair | 6,154 | 1978 |
| IH 40 EB over FM 2300 | High traffic | Fair | 5,888 | 1978 |
| FM 2373 over US 60 | High traffic | Good | 5,860 | 2009 |
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.