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
DARBY CREEK Pennsylvania Poor 1923 103 13,028
OVER FRENCH CREEK TRIB Pennsylvania Fair 1923 103 2,978
OVER CONNEAUT CREEK BR Pennsylvania Good 1923 103 2,871
JACOBS CREEK Pennsylvania Fair 1923 103 610
OVER COON CREEK Pennsylvania Good 1923 103 47
TENMILE RUN Pennsylvania Fair 1923 103 2,454
OWL RUN Pennsylvania Poor 1923 103 512
WOODEN BRIDGE CREEK Pennsylvania Fair 1923 103 2,259
TUSCARORA CREEK Pennsylvania Fair 1923 103 58
TROUGH SPRING BRANCH Pennsylvania Fair 1923 103 58
CONESTOGA RIVER Pennsylvania Fair 1923 103 400
SHENANGO R NCI RR Pennsylvania Fair 1923 103 3,473
HICKORY RUN Pennsylvania Good 1923 103 1,558
OVER SANDY CREEK TRIB Pennsylvania Fair 1923 103 1,592
BLACK RUN Pennsylvania Poor 1923 103 3,657
OVER OLD CANAL CREEK Pennsylvania Poor 1923 103 7,198
JACKS CREEK Pennsylvania Fair 1923 103 394
SEPTA Pennsylvania Poor 1923 103 1,609
MIDDLE BR CHILLISQUAQ CR Pennsylvania Fair 1923 103 108
BERTSCH CREEK Pennsylvania Fair 1923 103 5,784
MONOCACY CREEK Pennsylvania Fair 1923 103 10,672
MONOCACY CREEK Pennsylvania Poor 1923 103 200
GREEN VALLEY RUN Pennsylvania Fair 1923 103 2,237
LAUREL RUN Pennsylvania Fair 1923 103 75
SCHUYLKILL RIVER Pennsylvania Fair 1923 103 974
PINEY CREEK Pennsylvania Fair 1923 103 4,865
BRUSH CREEK Pennsylvania Fair 1923 103 78
TRIB TO CROOKED CREEK Pennsylvania Fair 1923 103 4,777
BANE CREEK Pennsylvania Fair 1923 103 426
Little Sewickley Creek Pennsylvania Poor 1923 103 500
BR CABIN CREEK Pennsylvania Fair 1923 103 2,583
S BRANCH CODORUS CREEK Pennsylvania Poor 1923 103 6,161
PUBLIC LANDS Pennsylvania Fair 1923 103 1,815
AMTRAK(NY-WASH BRANCH) Pennsylvania Poor 1923 103 9,341
FISHING CREEK Pennsylvania Fair 1923 103 945
Bigby Creek Pennsylvania Fair 1923 103 100
NSRC CSX AVR Pennsylvania Fair 1924 102 26,091
SAW MILL RUN Pennsylvania Poor 1924 102 20
N-S RR & PAT EBUSWAY Pennsylvania Poor 1924 102 15,000
NORTH FORK PINE CREEK Pennsylvania Fair 1924 102 50
BUFFALO CREEK Pennsylvania Fair 1924 102 125
SIX MILE RUN Pennsylvania Fair 1924 102 6,838
SCHUYLKILL RIV;NSRC;ROAD Pennsylvania Fair 1924 102 14,759
STONEY RUN Pennsylvania Poor 1924 102 132
Reading/BM/Northern RR Pennsylvania Poor 1924 102 9,687
OYSTERVILLE CREEK Pennsylvania Fair 1924 102 1,053
TRIB.TO SWAMP CREEK Pennsylvania Fair 1924 102 496
TRIBUTARY SUGAR CREEK Pennsylvania Good 1924 102 3,796
SUGAR CREEK Pennsylvania Fair 1924 102 3,949
OVER BEAVER RUN Pennsylvania Fair 1924 102 2,487

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.