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 |
|---|---|---|---|---|---|
| LAUREL RUN | Pennsylvania | Good | 1935 | 91 | 15 |
| SPRUCE RUN | Pennsylvania | Fair | 1935 | 91 | 15 |
| PENNS CREEK | Pennsylvania | Fair | 1935 | 91 | 30 |
| PRATHER CREEK | Pennsylvania | Poor | 1935 | 91 | 100 |
| PIGEON CREEK | Pennsylvania | Poor | 1935 | 91 | 350 |
| BRANCH MIDDLE CREEK | Pennsylvania | Poor | 1935 | 91 | 480 |
| OUTLET REINING POND | Pennsylvania | Fair | 1935 | 91 | 1,778 |
| WANGUM BROOK | Pennsylvania | Poor | 1935 | 91 | 1,187 |
| BOYER RUN | Pennsylvania | Fair | 1935 | 91 | 2,408 |
| KISKIMINETAS & NS R/R | Pennsylvania | Fair | 1935 | 91 | 12,357 |
| LOYALHANNA CREEK | Pennsylvania | Fair | 1935 | 91 | 3,876 |
| AMTRAK OVERBROOK STATION | Pennsylvania | Fair | 1935 | 91 | 32,596 |
| TRIBUTARY OF MILLERS RUN | Pennsylvania | Fair | 1935 | 91 | 50 |
| TRIB.NESHAMINY CREEK | Pennsylvania | Fair | 1935 | 91 | 105 |
| PARK CREEK | Pennsylvania | Fair | 1935 | 91 | 5,000 |
| LACKAWANNA RAIL AUTHORIT | Pennsylvania | Fair | 1935 | 91 | 50 |
| LITTLE WAPWALLOPEN CREEK | Pennsylvania | Poor | 1935 | 91 | 10 |
| E.BR. CONNEAUT CREEK | Pennsylvania | Poor | 1935 | 91 | 15 |
| SWIFT RUN | Pennsylvania | Good | 1935 | 91 | 35 |
| Latta Run | Pennsylvania | Fair | 1935 | 91 | 200 |
| Jennings Run | Pennsylvania | Poor | 1935 | 91 | 100 |
| Washington Run | Pennsylvania | Fair | 1935 | 91 | 150 |
| MEADOW BROOK | Pennsylvania | Fair | 1935 | 91 | 600 |
| FARNSWORTH BRANCH | Pennsylvania | Fair | 1935 | 91 | 2 |
| SPRING CREEK | Pennsylvania | Fair | 1935 | 91 | 5 |
| ROCK CREEK | Pennsylvania | Poor | 1936 | 90 | 125 |
| GUYS RUN | Pennsylvania | Good | 1936 | 90 | 3,935 |
| BOYDS HOLLOW RUN | Pennsylvania | Fair | 1936 | 90 | 152 |
| STREETS RUN | Pennsylvania | Fair | 1936 | 90 | 8,631 |
| LITTLE PLUM CREEK | Pennsylvania | Fair | 1936 | 90 | 1,209 |
| BODINES RUN | Pennsylvania | Poor | 1936 | 90 | 2,080 |
| ABANDONED B&LE RR TRACK | Pennsylvania | Fair | 1936 | 90 | 4,369 |
| SMALL CREEK DRAIN PIPE | Pennsylvania | Fair | 1936 | 90 | 5,834 |
| NORTH PARK LAKE SPILLWAY | Pennsylvania | Fair | 1936 | 90 | 3,763 |
| BR.PINE CREEK | Pennsylvania | Fair | 1936 | 90 | 11,486 |
| PINE CREEK | Pennsylvania | Fair | 1936 | 90 | 6,300 |
| IRWIN RUN | Pennsylvania | Fair | 1936 | 90 | 3,569 |
| GIRTYS RUN | Pennsylvania | Fair | 1936 | 90 | 50 |
| PINE CREEK | Pennsylvania | Fair | 1936 | 90 | 100 |
| CATFISH RUN | Pennsylvania | Poor | 1936 | 90 | 6,959 |
| MON CSX N&S WF DR 5&7 | Pennsylvania | Fair | 1936 | 90 | 35,235 |
| KILBUCK RUN | Pennsylvania | Fair | 1936 | 90 | 1,900 |
| GARRETTS RUN | Pennsylvania | Fair | 1936 | 90 | 937 |
| TRIB TO BUFFALO CREEK | Pennsylvania | Fair | 1936 | 90 | 299 |
| SHOBERS RUN | Pennsylvania | Fair | 1936 | 90 | 7,084 |
| BOBS CREEK | Pennsylvania | Fair | 1936 | 90 | 41 |
| NORFOLK SOUTHERN RR | Pennsylvania | Fair | 1936 | 90 | 12,771 |
| PLUM CREEK | Pennsylvania | Fair | 1936 | 90 | 666 |
| TRIB POPLAR RUN | Pennsylvania | Good | 1936 | 90 | 72 |
| VANSCOYOC RUN | Pennsylvania | Good | 1936 | 90 | 141 |
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.