Indiana County Bridge Report Card
Indiana County scores 35 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Indiana County, Pennsylvania
Indiana County has 301 bridges in the National Bridge Inventory, with 54 rated poor and 42 rated scour-critical. Its poor-condition share of 17.9% is above the 12.1% statewide average. Poor-condition bridges carry about 68,080 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Indiana County a Bridge Condition Exposure Score of 35/100 (F). The county has 301 bridges in the National Bridge Inventory, including 54 in poor condition and 42 rated scour-critical. Poor-condition bridges carry about 68,080 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 | 17.9% | 35.9 |
| Poor-condition traffic exposure | 25 | 9.2% of measured traffic | 6.9 |
| Scour-critical bridge share | 20 | 14.0% | 20.0 |
| Average age vs national baseline | 10 | 53 years vs 48 nationally | 1.9 |
| Traffic-data completeness | 5 | 741,371 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 | 17.9% |
| State Poor-Condition Share | 12.1% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 14.0% |
| Average Bridge Age | 53 years |
| Poor-Condition Traffic Exposure | 68,080 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Indiana County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Sr3035 over Stoney Run | Poor condition + traffic exposure | Poor | 2,314 | 1921 |
| Sr0580 over Cushion Creek | Poor condition + traffic exposure | Poor | 686 | 1939 |
| Sr4001 over Mudlick Run | Poor condition + traffic exposure | Poor | 478 | 1934 |
| Sr4001 over South Branch Plum Creek | Poor condition + traffic exposure | Poor | 478 | 1953 |
| Sr4006 over South Branch Plum Creek | Poor condition + traffic exposure | Poor | 447 | 1952 |
| Sr3007 over Blacklegs Creek | Poor condition + traffic exposure | Poor | 438 | 1937 |
| Sr3003 over Elders Run | Poor condition + traffic exposure | Poor | 411 | 1934 |
| Sr2020 over Brush Creek | Poor condition + traffic exposure | Poor | 336 | 1941 |
| Sr3031 over Blacklegs Creek | Poor condition + traffic exposure | Poor | 313 | 1939 |
| Sr3025 over Blacklegs Creek | Poor condition + traffic exposure | Poor | 241 | 1940 |
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.