Franklin County Bridge Report Card
Franklin County scores 67 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Franklin County, Pennsylvania
Franklin County has 292 bridges in the National Bridge Inventory, with 26 rated poor and 9 rated scour-critical. Its poor-condition share of 8.9% is at or below the 12.1% statewide average. Poor-condition bridges carry about 60,834 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Franklin County a Bridge Condition Exposure Score of 67/100 (D). The county has 292 bridges in the National Bridge Inventory, including 26 in poor condition and 9 rated scour-critical. Poor-condition bridges carry about 60,834 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 | 8.9% | 17.8 |
| Poor-condition traffic exposure | 25 | 5.2% of measured traffic | 3.9 |
| Scour-critical bridge share | 20 | 3.1% | 6.2 |
| Average age vs national baseline | 10 | 61 years vs 48 nationally | 5.3 |
| Traffic-data completeness | 5 | 1,162,598 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 | 8.9% |
| State Poor-Condition Share | 12.1% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 3.1% |
| Average Bridge Age | 61 years |
| Poor-Condition Traffic Exposure | 60,834 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Franklin County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| SR 3005 over E Br Conococheaque Creek | Poor condition + traffic exposure | Poor | 980 | 1941 |
| Cornertown RD over Conococheague Creek | Poor condition + traffic exposure | Poor | 600 | 1961 |
| SR 4006 Stone Br. over W Br Conococheague Creek | Poor condition + traffic exposure | Poor | 518 | 1907 |
| US 30; Lincoln HWY over Rocky Mt Creek | Poor condition + traffic exposure | Poor | 15,365 | 1948 |
| US 11; SR 0011 over Norfolk Southern Rr | Poor condition + traffic exposure | Poor | 10,328 | 1937 |
| Fifth AVE over Falling Spring Branch | Poor condition + traffic exposure | Poor | 6,000 | 1930 |
| Pa 641; Forge Hill over Trout Run | Poor condition + traffic exposure | Poor | 4,513 | 1980 |
| Kennedy Street over Falling Spring Creek | Poor condition + traffic exposure | Poor | 3,750 | 1930 |
| West King Street over Falling Spring Creek | Poor condition + traffic exposure | Poor | 3,535 | 1918 |
| Pa 75; SR 0075 over Bucks Run | Poor condition + traffic exposure | Poor | 3,309 | 1953 |
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.