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 |
|---|---|---|---|---|---|
| LOBBS RUN | Pennsylvania | Fair | 1938 | 88 | 499 |
| LOBBS RUN | Pennsylvania | Good | 1938 | 88 | 609 |
| CAMPBELLS RUN | Pennsylvania | Fair | 1938 | 88 | 5,401 |
| CSX RR & BIKE TRAIL | Pennsylvania | Poor | 1938 | 88 | 21,211 |
| CHERRY RUN | Pennsylvania | Poor | 1938 | 88 | 218 |
| GUFFY RUN | Pennsylvania | Fair | 1938 | 88 | 101 |
| GUFFY RUN | Pennsylvania | Poor | 1938 | 88 | 101 |
| BRADYS RUN CREEK | Pennsylvania | Fair | 1938 | 88 | 17,288 |
| RAREDON RUN | Pennsylvania | Good | 1938 | 88 | 3,288 |
| PEGGS RUN | Pennsylvania | Fair | 1938 | 88 | 2,978 |
| PINEY CREEK | Pennsylvania | Good | 1938 | 88 | 371 |
| DUNNING CREEK | Pennsylvania | Fair | 1938 | 88 | 1,524 |
| GEORGES CREEK | Pennsylvania | Fair | 1938 | 88 | 1,227 |
| BEAVER CREEK | Pennsylvania | Fair | 1938 | 88 | 624 |
| OPPENHEIMER RUN | Pennsylvania | Good | 1938 | 88 | 149 |
| BEAVER CREEK | Pennsylvania | Good | 1938 | 88 | 332 |
| T WB SIDELING HILL CREEK | Pennsylvania | Fair | 1938 | 88 | 280 |
| PAVIA RUN | Pennsylvania | Fair | 1938 | 88 | 222 |
| PIGEON CREEK | Pennsylvania | Fair | 1938 | 88 | 3,520 |
| LITTLE SACONY CREEK | Pennsylvania | Poor | 1938 | 88 | 226 |
| ANTIETAM CREEK | Pennsylvania | Fair | 1938 | 88 | 2,512 |
| TULPEHOCKEN CREEK | Pennsylvania | Fair | 1938 | 88 | 108 |
| MILL CREEK | Pennsylvania | Fair | 1938 | 88 | 486 |
| TRIB.TO MAIDEN CREEK | Pennsylvania | Fair | 1938 | 88 | 745 |
| BRACE CREEK | Pennsylvania | Fair | 1938 | 88 | 318 |
| OVER BUCKS CREEK | Pennsylvania | Fair | 1938 | 88 | 236 |
| BUCKS CREEK | Pennsylvania | Fair | 1938 | 88 | 236 |
| OVER BUCK CREEK | Pennsylvania | Poor | 1938 | 88 | 236 |
| CABIN RUN | Pennsylvania | Fair | 1938 | 88 | 3,841 |
| PINE RUN | Pennsylvania | Fair | 1938 | 88 | 7,945 |
| IRON WORKS CREEK | Pennsylvania | Fair | 1938 | 88 | 4,342 |
| PENNSYLVANIA CANAL | Pennsylvania | Fair | 1938 | 88 | 15,530 |
| CONRAIL | Pennsylvania | Fair | 1938 | 88 | 15,796 |
| BRANCH OF TOHICKON CREEK | Pennsylvania | Fair | 1938 | 88 | 1,365 |
| SARVER RUN | Pennsylvania | Fair | 1938 | 88 | 10,782 |
| PEGS RUN | Pennsylvania | Fair | 1938 | 88 | 1,132 |
| BEAR ROCK RUN | Pennsylvania | Poor | 1938 | 88 | 359 |
| BEAR ROCK RUN | Pennsylvania | Fair | 1938 | 88 | 205 |
| SINNEMAHONING CREEK | Pennsylvania | Fair | 1938 | 88 | 408 |
| NO/SOUT RRS. STS. CANAL | Pennsylvania | Fair | 1938 | 88 | 28,803 |
| DILLDOWN CREEK | Pennsylvania | Fair | 1938 | 88 | 2,356 |
| MAHONING CREEK | Pennsylvania | Fair | 1938 | 88 | 4,633 |
| PENNS CREEK | Pennsylvania | Fair | 1938 | 88 | 754 |
| WALLACE RUN | Pennsylvania | Fair | 1938 | 88 | 459 |
| RING RUN | Pennsylvania | Fair | 1938 | 88 | 24,552 |
| EAST BR RED CLAY CREEK | Pennsylvania | Good | 1938 | 88 | 1,145 |
| BRANCH PICKERING CREEK | Pennsylvania | Poor | 1938 | 88 | 7,540 |
| BIG ELK CREEK | Pennsylvania | Poor | 1938 | 88 | 725 |
| OFFICERS RUN | Pennsylvania | Fair | 1938 | 88 | 1,068 |
| INDIAN RUN | Pennsylvania | Good | 1938 | 88 | 422 |
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.