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 |
|---|---|---|---|---|---|
| SAM SAURER RUN | Pennsylvania | Good | 1937 | 89 | 263 |
| BENTZ RUN | Pennsylvania | Fair | 1937 | 89 | 247 |
| SLOANS HOLLOW RUN | Pennsylvania | Good | 1937 | 89 | 194 |
| BOBS CREEK | Pennsylvania | Good | 1937 | 89 | 945 |
| SIX MILE RUN | Pennsylvania | Good | 1937 | 89 | 88 |
| LITTLE WILLS CREEK | Pennsylvania | Good | 1937 | 89 | 88 |
| SIDELING HILL CREEK | Pennsylvania | Fair | 1937 | 89 | 55 |
| ALLEGHENY CREEK | Pennsylvania | Poor | 1937 | 89 | 1,574 |
| CROSSKILL CREEK | Pennsylvania | Fair | 1937 | 89 | 2,151 |
| SR 1015 & L. JUNIATA RIV | Pennsylvania | Fair | 1937 | 89 | 6,118 |
| FRANKS. BR.JUNIATA RIVER | Pennsylvania | Fair | 1937 | 89 | 2,615 |
| LITTLE JUNIATA RIVER | Pennsylvania | Good | 1937 | 89 | 344 |
| DECKER RUN | Pennsylvania | Good | 1937 | 89 | 139 |
| FRTOWN.BR.JUNIATA RIVER | Pennsylvania | Good | 1937 | 89 | 1,469 |
| LITTLE JUNIATA RIVER | Pennsylvania | Poor | 1937 | 89 | 17 |
| LITTLE JUNIATA RIVER | Pennsylvania | Fair | 1937 | 89 | 11 |
| BALD EAGLE CREEK | Pennsylvania | Fair | 1937 | 89 | 276 |
| BRANCH NESHAMINY CREEK | Pennsylvania | Poor | 1937 | 89 | 35,170 |
| BROCK CREEK / 3151-E5 | Pennsylvania | Poor | 1937 | 89 | 5,599 |
| SCHMOUTZ CREEK | Pennsylvania | Fair | 1937 | 89 | 1,206 |
| KIMPLES CREEK | Pennsylvania | Fair | 1937 | 89 | 154 |
| Geddes Run | Pennsylvania | Fair | 1937 | 89 | 150 |
| BLACK DITCH CREEK | Pennsylvania | Fair | 1937 | 89 | 1,400 |
| B&LE B&P RRS;CONNOQUE CR | Pennsylvania | Poor | 1937 | 89 | 9,259 |
| CONNOQUENESSING CREEK | Pennsylvania | Fair | 1937 | 89 | 9,260 |
| STONYCREEK RIVER | Pennsylvania | Fair | 1937 | 89 | 4,584 |
| HOWELLS RUN | Pennsylvania | Good | 1937 | 89 | 408 |
| STONY CREEK RIVER | Pennsylvania | Fair | 1937 | 89 | 6,735 |
| CALIFORNIA RUN | Pennsylvania | Fair | 1937 | 89 | 583 |
| LONG RUN | Pennsylvania | Good | 1937 | 89 | 336 |
| STONYCREEK RIVER | Pennsylvania | Good | 1937 | 89 | 4,961 |
| W BR SUSQUEHANNA RIVER | Pennsylvania | Fair | 1937 | 89 | 934 |
| SPRING CREEK | Pennsylvania | Fair | 1937 | 89 | 1,007 |
| BRANDYWINE CREEK | Pennsylvania | Fair | 1937 | 89 | 24,552 |
| POCOPSON CREEK | Pennsylvania | Poor | 1937 | 89 | 11,166 |
| FRENCH CREEK | Pennsylvania | Fair | 1937 | 89 | 2,334 |
| BR.OF EAST BR.WHITE CLAY | Pennsylvania | Poor | 1937 | 89 | 6,672 |
| BUCK & DOE RUN | Pennsylvania | Good | 1937 | 89 | 307 |
| OFFICERS RUN | Pennsylvania | Fair | 1937 | 89 | 578 |
| OFFICERS RUN | Pennsylvania | Fair | 1937 | 89 | 2,480 |
| BRANCH LEECH RUN | Pennsylvania | Fair | 1937 | 89 | 1,065 |
| EAST BR BRANDYWINE CREEK | Pennsylvania | Fair | 1937 | 89 | 1,212 |
| TOMS RUN | Pennsylvania | Fair | 1937 | 89 | 402 |
| TOWN RUN | Pennsylvania | Poor | 1937 | 89 | 350 |
| CLEARFIELD CREEK | Pennsylvania | Fair | 1937 | 89 | 8,758 |
| BEAVER RUN | Pennsylvania | Poor | 1937 | 89 | 471 |
| LITTLE CLEARFIELD CREEK | Pennsylvania | Poor | 1937 | 89 | 140 |
| LONG RUN | Pennsylvania | Fair | 1937 | 89 | 2,519 |
| TROUT RUN | Pennsylvania | Fair | 1937 | 89 | 203 |
| LAURELLY RUN | Pennsylvania | Fair | 1937 | 89 | 89 |
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.