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 |
|---|---|---|---|---|---|
| WILDCAT RUN | Pennsylvania | Good | 1938 | 88 | 465 |
| CHERRY RUN | Pennsylvania | Fair | 1938 | 88 | 355 |
| CHERRY RUN | Pennsylvania | Fair | 1938 | 88 | 355 |
| CHERRY RUN | Pennsylvania | Fair | 1938 | 88 | 306 |
| CHERRY RUN | Pennsylvania | Fair | 1938 | 88 | 306 |
| W BR SUSQUEHANNA RIVER | Pennsylvania | Fair | 1938 | 88 | 3,862 |
| NORTH CAMP RUN | Pennsylvania | Poor | 1938 | 88 | 183 |
| NORTH WITMER RUN | Pennsylvania | Fair | 1938 | 88 | 192 |
| PLUM RUN | Pennsylvania | Fair | 1938 | 88 | 4,724 |
| CHATHAM RUN | Pennsylvania | Fair | 1938 | 88 | 3,303 |
| TRIB TO FISHING CREEK | Pennsylvania | Fair | 1938 | 88 | 5,174 |
| MUD RUN | Pennsylvania | Fair | 1938 | 88 | 573 |
| OVER FRENCH CREEK TRIB | Pennsylvania | Poor | 1938 | 88 | 4,309 |
| OVER ACKER RUN | Pennsylvania | Good | 1938 | 88 | 1,023 |
| YELLOW BREECHES CREEK | Pennsylvania | Fair | 1938 | 88 | 2,031 |
| YELLOW BREECHES CREEK | Pennsylvania | Fair | 1938 | 88 | 668 |
| THREE SQUARE HOLLOW RUN | Pennsylvania | Fair | 1938 | 88 | 21,102 |
| BRANDY RUN | Pennsylvania | Fair | 1938 | 88 | 21,102 |
| WHISKEY RUN | Pennsylvania | Fair | 1938 | 88 | 21,102 |
| BACK & CENTER CREEK | Pennsylvania | Fair | 1938 | 88 | 21,102 |
| DOUBLING GAP CR | Pennsylvania | Fair | 1938 | 88 | 21,102 |
| ROCK RUN CREEK | Pennsylvania | Fair | 1938 | 88 | 21,102 |
| LETORT SPRING RUN | Pennsylvania | Fair | 1938 | 88 | 200 |
| CLARKS RUN | Pennsylvania | Fair | 1938 | 88 | 43,364 |
| TRIB SPRING CREEK | Pennsylvania | Fair | 1938 | 88 | 12,886 |
| SPRING CREEK | Pennsylvania | Poor | 1938 | 88 | 14,239 |
| OVER BASKINS RUN | Pennsylvania | Fair | 1938 | 88 | 7,587 |
| OVER NORFOLK & WESTERN | Pennsylvania | Fair | 1938 | 88 | 3,299 |
| BREAKNECK RUN | Pennsylvania | Good | 1938 | 88 | 421 |
| BREAKNECK RUN | Pennsylvania | Good | 1938 | 88 | 187 |
| BRANCH OF DICKERSON RUN | Pennsylvania | Poor | 1938 | 88 | 1,368 |
| LITTLE CHAMPION CREEK | Pennsylvania | Fair | 1938 | 88 | 1,380 |
| BRANCH OF BREAKNECK RUN | Pennsylvania | Fair | 1938 | 88 | 1,248 |
| BRANCH OF MOUNTS CREEK | Pennsylvania | Fair | 1938 | 88 | 470 |
| JONATHAN RUN | Pennsylvania | Fair | 1938 | 88 | 226 |
| JONATHAN RUN | Pennsylvania | Fair | 1938 | 88 | 226 |
| JONATHAN RUN | Pennsylvania | Fair | 1938 | 88 | 226 |
| SALTLICK RUN | Pennsylvania | Fair | 1938 | 88 | 727 |
| LITTLE REDSTONE CREEK | Pennsylvania | Fair | 1938 | 88 | 620 |
| CONNELL RUN | Pennsylvania | Poor | 1938 | 88 | 100 |
| OVER BLUE JAY CREEK | Pennsylvania | Fair | 1938 | 88 | 556 |
| MINNOW RUN | Pennsylvania | Fair | 1938 | 88 | 412 |
| RUFF CREEK | Pennsylvania | Fair | 1938 | 88 | 225 |
| BR. LITTLE WHITELY CK. | Pennsylvania | Fair | 1938 | 88 | 1,201 |
| COAL RUN | Pennsylvania | Fair | 1938 | 88 | 220 |
| RUDOLPH RUN | Pennsylvania | Poor | 1938 | 88 | 14 |
| SOUTH FORK WHEELING CK. | Pennsylvania | Fair | 1938 | 88 | 62 |
| JOB CREEK | Pennsylvania | Fair | 1938 | 88 | 59 |
| JOB CREEK | Pennsylvania | Fair | 1938 | 88 | 59 |
| HEROD RUN | Pennsylvania | Fair | 1938 | 88 | 344 |
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.