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.

Clear
Bridge State Condition Year Built Age (Years) ADT
NORFOLK SOUTHERN RR Pennsylvania Fair 1913 113 68
SALT LICK CREEK Pennsylvania Poor 1913 113 100
NS R/R MON CITY ST Pennsylvania Fair 1913 113 2,889
PIKE RUN Pennsylvania Fair 1913 113 589
MONTGOMERY RUN Pennsylvania Good 1913 113 80
CHARTIERS CREEK TRIB. Pennsylvania Poor 1913 113 300
CROSS CREEK TRIB Pennsylvania Poor 1913 113 30
CROSS CREEK TRIB. Pennsylvania Poor 1913 113 30
AMTRAK (MAIN LINE)MP5.69 Pennsylvania Poor 1913 113 7,081
AMTRAK (NE Corridor) Pennsylvania Poor 1913 113 2,000
SEPTA (MAIN LINE) Pennsylvania Fair 1913 113 5,800
Conrail Pennsylvania Poor 1913 113 7,500
ELK CREEK Pennsylvania Fair 1913 113 25
LOWRIES RUN Pennsylvania Fair 1914 112 12,322
PINE CREEK SOUTH BRANCH Pennsylvania Fair 1914 112 2,000
GOURDHEAD RUN Pennsylvania Fair 1914 112 650
PINEY FORK CREEK Pennsylvania Fair 1914 112 8,338
SAW MILL RUN CREEK Pennsylvania Good 1914 112 2,250
NEGLEY RUN BLVD Pennsylvania Fair 1914 112 1,850
Girtys Run Pennsylvania Poor 1914 112 4,500
Girtys Run Pennsylvania Fair 1914 112 4,500
TEVEBAU RUN Pennsylvania Fair 1914 112 29,991
SCHUYLKILL RIVER Pennsylvania Fair 1914 112 3,625
LEAF CREEK Pennsylvania Poor 1914 112 519
MILL RUN Pennsylvania Fair 1914 112 9,380
ROARING RUN Pennsylvania Poor 1914 112 44
TRIBUTARY TOWANDA CREEK Pennsylvania Fair 1914 112 629
SWAMP CREEK Pennsylvania Poor 1914 112 181
BRANCH TOHICKON CREEK Pennsylvania Poor 1914 112 2,222
IRON WORKS CREEK Pennsylvania Fair 1914 112 560
LEHIGH VALLEY RR RIVER Pennsylvania Fair 1914 112 1,103
W BR BRANDYWINE CREEK Pennsylvania Poor 1914 112 16,027
BUCK RUN Pennsylvania Poor 1914 112 6,935
TAYLORS RUN Pennsylvania Fair 1914 112 2,669
E. BR. BRANDYWINE CREEK Pennsylvania Fair 1914 112 390
DOE RUN Pennsylvania Poor 1914 112 103
BUCK RUN Pennsylvania Fair 1914 112 155
WEST BR BRANDYWINE CREEK Pennsylvania Fair 1914 112 286
POCOPSON CREEK Pennsylvania Poor 1914 112 135
PIGEON CREEK Pennsylvania Fair 1914 112 183
EAST PENN RAILROAD Pennsylvania Fair 1914 112 1,100
TROUT RUN Pennsylvania Poor 1914 112 49
JONESTOWN ROAD HARRISBUR Pennsylvania Poor 1914 112 200
CHESTER CREEK Pennsylvania Poor 1914 112 188
PUMPKIN RUN Pennsylvania Poor 1914 112 472
BRANCH OF JOB CREEK Pennsylvania Fair 1914 112 25
PATTERSON CREEK Pennsylvania Poor 1914 112 30
PATTERSON CREEK Pennsylvania Poor 1914 112 100
RUFF CREEK Pennsylvania Fair 1914 112 50
AULTMAN RUN Pennsylvania Fair 1914 112 30

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.