Historic Bridges in Pennsylvania
6,062 bridges built before 1951 in Pennsylvania still in service today.
Bridges Built Before 1951
The United States has 6,062 bridges in Pennsylvania built before 1951 that remain in active service. These structures are 75+ years old, many predate modern engineering codes and were not designed for today's traffic volumes and vehicle weights. The average design life of a bridge is 50 years, making these aging structures a significant infrastructure concern.
| Bridge | State | Condition | Year Built | Age (Years) | ADT |
|---|---|---|---|---|---|
| BLACK RIVER | Pennsylvania | Fair | 1938 | 88 | 7,182 |
| NANCY RUN | Pennsylvania | Good | 1938 | 88 | 13,130 |
| DELAWARE RIVER | Pennsylvania | Fair | 1938 | 88 | 34,700 |
| OVER LICK RUN | Pennsylvania | Fair | 1938 | 88 | 6,035 |
| TRIB WB SUSQEHANNA RVR | Pennsylvania | Fair | 1938 | 88 | 6,926 |
| OVER COAL RUN | Pennsylvania | Fair | 1938 | 88 | 765 |
| OVER SNOW CREEK | Pennsylvania | Fair | 1938 | 88 | 819 |
| COCOLAMUS CREEK | Pennsylvania | Fair | 1938 | 88 | 429 |
| Buffalo Creek | Pennsylvania | Fair | 1938 | 88 | 128 |
| LITTLE BUFFALO CREEK | Pennsylvania | Poor | 1938 | 88 | 772 |
| OUTLET FAIRVIEW LAKE | Pennsylvania | Good | 1938 | 88 | 2,767 |
| GENESEE RIVER | Pennsylvania | Good | 1938 | 88 | 1,115 |
| FREEMAN RUN | Pennsylvania | Fair | 1938 | 88 | 587 |
| HONEOYE CREEK | Pennsylvania | Fair | 1938 | 88 | 678 |
| HORTON RUN | Pennsylvania | Fair | 1938 | 88 | 50 |
| LITTLE KETTLE CREEK | Pennsylvania | Poor | 1938 | 88 | 15 |
| BEAR CREEK | Pennsylvania | Fair | 1938 | 88 | 711 |
| BEAR CREEK | Pennsylvania | Fair | 1938 | 88 | 711 |
| MAHONNEY CREEK | Pennsylvania | Fair | 1938 | 88 | 1,956 |
| SOUTH BR. SWATARA CREEK | Pennsylvania | Fair | 1938 | 88 | 648 |
| BEAVERDAM RUN | Pennsylvania | Fair | 1938 | 88 | 249 |
| PANTHER RUN | Pennsylvania | Fair | 1938 | 88 | 56 |
| TRIB HILLEGAS RUN | Pennsylvania | Poor | 1938 | 88 | 56 |
| CUCUMBER RUN | Pennsylvania | Poor | 1938 | 88 | 202 |
| SMITH RUN | Pennsylvania | Poor | 1938 | 88 | 133 |
| MOORE RUN | Pennsylvania | Poor | 1938 | 88 | 536 |
| SOUTH FORK BENS CREEK | Pennsylvania | Fair | 1938 | 88 | 181 |
| STARUCCA CREEK | Pennsylvania | Fair | 1938 | 88 | 678 |
| DENTON CREEK | Pennsylvania | Fair | 1938 | 88 | 200 |
| OVER KELSEY CREEK | Pennsylvania | Good | 1938 | 88 | 7,477 |
| OVER TRIB. BUFFALO CR. | Pennsylvania | Fair | 1938 | 88 | 9,622 |
| OVER BULL RUN | Pennsylvania | Fair | 1938 | 88 | 9,622 |
| RAPID RUN | Pennsylvania | Fair | 1938 | 88 | 870 |
| OVER SUGAR CREEK | Pennsylvania | Good | 1938 | 88 | 623 |
| WEST PITHOLE CREEK | Pennsylvania | Fair | 1938 | 88 | 100 |
| CHARTIERS CREEK | Pennsylvania | Fair | 1938 | 88 | 11,681 |
| TENMILE CREEK | Pennsylvania | Fair | 1938 | 88 | 233 |
| MONTGOMERY RUN | Pennsylvania | Fair | 1938 | 88 | 609 |
| NORTH FORK TENMILE CREEK | Pennsylvania | Fair | 1938 | 88 | 609 |
| NORTH FORK TENMILE CREEK | Pennsylvania | Fair | 1938 | 88 | 609 |
| ENLOW FORK WHEELING CK. | Pennsylvania | Fair | 1938 | 88 | 562 |
| CHERRY RUN | Pennsylvania | Fair | 1938 | 88 | 1,262 |
| CROSS CREEK | Pennsylvania | Good | 1938 | 88 | 300 |
| PIGEON CREEK trib | Pennsylvania | Good | 1938 | 88 | 450 |
| PIGEON CREEK trib | Pennsylvania | Fair | 1938 | 88 | 200 |
| MILE BROOK | Pennsylvania | Poor | 1938 | 88 | 471 |
| KISKIMINETAS RIVER | Pennsylvania | Fair | 1938 | 88 | 50 |
| LITTLE TUSCARORA CREEK | Pennsylvania | Poor | 1938 | 88 | 75 |
| TUSCARORA CREEK | Pennsylvania | Poor | 1938 | 88 | 240 |
| FISHEL CREEK | Pennsylvania | Fair | 1938 | 88 | 1,626 |
About Historic Bridge Data
Bridges built before 1951 are classified as historic in this database. Many were designed to 1940s standards with lower load limits and narrower lanes. While FHWA requires regular inspections of all bridges regardless of age, older structures often require more frequent monitoring and rehabilitation investment.