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 |
|---|---|---|---|---|---|
| WHEELER RUN | Pennsylvania | Fair | 1937 | 89 | 66 |
| POORBAUGH RUN | Pennsylvania | Poor | 1937 | 89 | 87 |
| SHAFFERS RUN | Pennsylvania | Poor | 1937 | 89 | 12 |
| TRIB BLUE LICK CREEK | Pennsylvania | Fair | 1937 | 89 | 208 |
| RED RUN | Pennsylvania | Poor | 1937 | 89 | 133 |
| MIDDLE CREEK | Pennsylvania | Poor | 1937 | 89 | 1,873 |
| SPRUCE RUN | Pennsylvania | Fair | 1937 | 89 | 138 |
| BEAVER DAM CREEK | Pennsylvania | Good | 1937 | 89 | 235 |
| STONYCREEK RIVER | Pennsylvania | Fair | 1937 | 89 | 2,097 |
| OVER DRY RUN | Pennsylvania | Fair | 1937 | 89 | 764 |
| LOYALSOCK CREEK | Pennsylvania | Fair | 1937 | 89 | 1,100 |
| LOPEZ CREEK | Pennsylvania | Good | 1937 | 89 | 408 |
| OVER MUNCY CREEK | Pennsylvania | Good | 1937 | 89 | 49 |
| BLOODY RUN | Pennsylvania | Fair | 1937 | 89 | 112 |
| OVER HOAGLAND BRANCH | Pennsylvania | Fair | 1937 | 89 | 308 |
| TRIB TO SALT LICK CREEK | Pennsylvania | Poor | 1937 | 89 | 5,005 |
| OVER FELLOWS CREEK | Pennsylvania | Good | 1937 | 89 | 181 |
| OVER CARPENTER RUN | Pennsylvania | Fair | 1937 | 89 | 849 |
| PINE CREEK | Pennsylvania | Fair | 1937 | 89 | 456 |
| OVER BULL RUN | Pennsylvania | Fair | 1937 | 89 | 9,622 |
| OVER PINE VALLEY BROOK | Pennsylvania | Good | 1937 | 89 | 1,037 |
| OVER TIONESTA CREEK | Pennsylvania | Fair | 1937 | 89 | 216 |
| OVER SPRING CREEK | Pennsylvania | Fair | 1937 | 89 | 222 |
| PETERS CREEK | Pennsylvania | Poor | 1937 | 89 | 1,676 |
| SUGAR CAMP RUN | Pennsylvania | Fair | 1937 | 89 | 30 |
| CHARTIERS CREEK TRIB. | Pennsylvania | Fair | 1937 | 89 | 250 |
| W BR DELAWARE RIV | Pennsylvania | Fair | 1937 | 89 | 2,421 |
| WEST BR OF DYBERRY CREEK | Pennsylvania | Fair | 1937 | 89 | 1,204 |
| BRANCH MIDDLE CREEK | Pennsylvania | Poor | 1937 | 89 | 757 |
| Inlet to Lake Quinn | Pennsylvania | Poor | 1937 | 89 | 468 |
| BRANCH OF JOHNSON CREEK | Pennsylvania | Poor | 1937 | 89 | 164 |
| KISKIMINETAS RIVER | Pennsylvania | Fair | 1937 | 89 | 643 |
| SLATE CREEK | Pennsylvania | Fair | 1937 | 89 | 3,038 |
| BRUSH CREEK | Pennsylvania | Fair | 1937 | 89 | 4,135 |
| BRANCH OF HENDRICKS CK. | Pennsylvania | Fair | 1937 | 89 | 257 |
| TUBMILL CREEK | Pennsylvania | Poor | 1937 | 89 | 77 |
| EAST BRANCH CODORUS CREE | Pennsylvania | Fair | 1937 | 89 | 2,344 |
| FOX RUN | Pennsylvania | Poor | 1937 | 89 | 6,156 |
| N BR OF MUDDY CREEK | Pennsylvania | Poor | 1937 | 89 | 700 |
| BUNCH CREEK | Pennsylvania | Fair | 1937 | 89 | 2,211 |
| LITTLE CONEWAGO CREEK | Pennsylvania | Poor | 1937 | 89 | 7,993 |
| OVER OIL CREEK | Pennsylvania | Fair | 1937 | 89 | 3,381 |
| GEORGES CREEK | Pennsylvania | Fair | 1937 | 89 | 100 |
| HOFFMAN RUN | Pennsylvania | Good | 1937 | 89 | 30 |
| UPPER BERMUDIAN CREEK | Pennsylvania | Fair | 1938 | 88 | 187 |
| WHITE RUN | Pennsylvania | Fair | 1938 | 88 | 1,406 |
| SHOVELSBURG RUN | Pennsylvania | Fair | 1938 | 88 | 3,004 |
| BERMUDIAN CREEK | Pennsylvania | Fair | 1938 | 88 | 150 |
| FREEPORT RD | Pennsylvania | Good | 1938 | 88 | 49,653 |
| WILDCAT RUN | Pennsylvania | Poor | 1938 | 88 | 1,985 |
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.