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 |
|---|---|---|---|---|---|
| GLADDENS RUN | Pennsylvania | Fair | 1942 | 84 | 287 |
| WHITES CREEK | Pennsylvania | Fair | 1942 | 84 | 80 |
| OVER KETCHUM RUN | Pennsylvania | Fair | 1942 | 84 | 655 |
| OVER SCAR RUN | Pennsylvania | Fair | 1942 | 84 | 655 |
| MUNCY CREEK | Pennsylvania | Poor | 1942 | 84 | 108 |
| TUNKHANNOCK CREEK | Pennsylvania | Poor | 1942 | 84 | 375 |
| MESHOPPEN CREEK | Pennsylvania | Fair | 1942 | 84 | 738 |
| TRIB TO CHOCONUT CREEK | Pennsylvania | Poor | 1942 | 84 | 1,260 |
| OVER JOHNSON CREEK | Pennsylvania | Fair | 1942 | 84 | 1,085 |
| BOONE RUN | Pennsylvania | Fair | 1942 | 84 | 2,164 |
| OVER MUTTON LANE CREEK | Pennsylvania | Fair | 1942 | 84 | 3,465 |
| OVER SMITH CREEK | Pennsylvania | Fair | 1942 | 84 | 3,511 |
| OVER BELLMAN RUN | Pennsylvania | Fair | 1942 | 84 | 520 |
| OVER SAGE RUN | Pennsylvania | Fair | 1942 | 84 | 3,539 |
| OVER SAGE RUN | Pennsylvania | Fair | 1942 | 84 | 3,539 |
| OVER SAGE RUN | Pennsylvania | Fair | 1942 | 84 | 3,539 |
| OVER SAGE RUN | Pennsylvania | Fair | 1942 | 84 | 3,539 |
| OVER SAGE RUN | Pennsylvania | Fair | 1942 | 84 | 3,539 |
| OVER SAGE RUN | Pennsylvania | Fair | 1942 | 84 | 3,539 |
| OVER LT SCRUBGRASS CK BR | Pennsylvania | Fair | 1942 | 84 | 174 |
| CHARTIERS CREEK | Pennsylvania | Poor | 1942 | 84 | 1,931 |
| LITTLE TENMILE CREEK | Pennsylvania | Good | 1942 | 84 | 1,273 |
| NORTH BRANCH FISHPOT RUN | Pennsylvania | Poor | 1942 | 84 | 381 |
| NORTH BRANCH FISHPOT RUN | Pennsylvania | Fair | 1942 | 84 | 381 |
| HARMON CREEK | Pennsylvania | Fair | 1942 | 84 | 277 |
| CHARTIERS RUN | Pennsylvania | Poor | 1942 | 84 | 1,159 |
| PIGEON CREEK | Pennsylvania | Fair | 1942 | 84 | 40 |
| PIGEON CREEK trib | Pennsylvania | Good | 1942 | 84 | 150 |
| TENMILE CREEK TRIB | Pennsylvania | Poor | 1942 | 84 | 20 |
| TENMILE CREEK TRIB | Pennsylvania | Poor | 1942 | 84 | 20 |
| EQUINUNK CREEK | Pennsylvania | Poor | 1942 | 84 | 49 |
| Fishing Creek | Pennsylvania | Good | 1942 | 84 | 218 |
| SEPTA | Pennsylvania | Fair | 1942 | 84 | 4,800 |
| BEAVERDAM CREEK | Pennsylvania | Good | 1942 | 84 | 559 |
| KEEN LAKE INLET | Pennsylvania | Poor | 1942 | 84 | 75 |
| SMALL STREAM | Pennsylvania | Fair | 1942 | 84 | 40 |
| MUDDY RUN | Pennsylvania | Fair | 1942 | 84 | 5 |
| SMALL STREAM | Pennsylvania | Fair | 1942 | 84 | 20 |
| MUDDY RUN | Pennsylvania | Fair | 1942 | 84 | 30 |
| MUDDY RUN | Pennsylvania | Fair | 1942 | 84 | 50 |
| RED RUN | Pennsylvania | Fair | 1943 | 83 | 158 |
| THOMPSON RUN | Pennsylvania | Fair | 1943 | 83 | 48,716 |
| ABERS CREEK | Pennsylvania | Fair | 1943 | 83 | 39,026 |
| N. BRA. OF ROBINSON RUN | Pennsylvania | Fair | 1943 | 83 | 2,916 |
| TRIB TO PINE CREEK | Pennsylvania | Fair | 1943 | 83 | 165 |
| SYCAMORE RUN | Pennsylvania | Fair | 1943 | 83 | 3,690 |
| PIGEON CREEK | Pennsylvania | Fair | 1943 | 83 | 693 |
| FOSTER RUN | Pennsylvania | Fair | 1943 | 83 | 818 |
| OVER FOSTER RUN | Pennsylvania | Fair | 1943 | 83 | 818 |
| DARBY CREEK | Pennsylvania | Fair | 1943 | 83 | 14,181 |
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.