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
LICK RUN Pennsylvania Fair 1935 91 177
SPRUCE CREEK Pennsylvania Fair 1935 91 200
SPRING CREEK Pennsylvania Fair 1935 91 280
BIG POE CREEK Pennsylvania Good 1935 91 50
WOLF RUN Pennsylvania Fair 1935 91 10
BRANCH BRANDYWINE CREEK Pennsylvania Poor 1935 91 2,802
W. BR. BRANDYWINE CREEK Pennsylvania Poor 1935 91 4,970
PICKERING CREEK Pennsylvania Fair 1935 91 2,283
BEAVER RUN Pennsylvania Poor 1935 91 40
LAUREL RUN Pennsylvania Fair 1935 91 50
BEECH CREEK Pennsylvania Fair 1935 91 3,865
RAUCHTOWN CREEK Pennsylvania Fair 1935 91 45
OVER LAKE CREEK Pennsylvania Poor 1935 91 1,249
OVER DECKARDS RUN Pennsylvania Poor 1935 91 484
OVER PADEN CREEK Pennsylvania Fair 1935 91 53
OVER CONNEAUT CREEK W.BR Pennsylvania Poor 1935 91 250
OVER SUGAR CREEK E.BR. Pennsylvania Fair 1935 91 250
OVER GRAVEL RUN Pennsylvania Good 1935 91 250
MOUNTAIN CREEK Pennsylvania Fair 1935 91 539
STROHMS HOLLOW RUN Pennsylvania Fair 1935 91 1
BEAR CREEK Pennsylvania Fair 1935 91 1,006
SEPTA (P&W) Pennsylvania Good 1935 91 27,899
BALTIMORE PIKE Pennsylvania Poor 1935 91 19,170
COBBS CREEK Pennsylvania Fair 1935 91 9,752
COBBS CREEK Pennsylvania Fair 1935 91 140
ELK CREEK Pennsylvania Fair 1935 91 8,644
BEAR RUN Pennsylvania Fair 1935 91 1,287
NORTH FORK CREEK Pennsylvania Fair 1935 91 187
CHAMPION CREEK Pennsylvania Poor 1935 91 150
RED RUN Pennsylvania Fair 1935 91 50
S.BR.L.AUGHWICK CREEK Pennsylvania Good 1935 91 203
SHADE CREEK Pennsylvania Fair 1935 91 836
NORTH SPRING CREEK Pennsylvania Fair 1935 91 1,020
SPRUCE CREEK Pennsylvania Poor 1935 91 23
HARES VALLEY CREEK Pennsylvania Poor 1935 91 50
TROUGH CREEK Pennsylvania Good 1935 91 50
TROUGH CREEK Pennsylvania Fair 1935 91 50
TWO LICK CREEK Pennsylvania Poor 1935 91 294
TR N BR STRAIGHT RUN Pennsylvania Poor 1935 91 364
REEDS RUN Pennsylvania Poor 1935 91 50
CODER RUN Pennsylvania Fair 1935 91 3,608
LITTLE SANDY CREEK Pennsylvania Fair 1935 91 100
NORTH FORK CREEK Pennsylvania Poor 1935 91 50
MIDDLE CREEK Pennsylvania Fair 1935 91 1,015
NICKEL MINES RUN Pennsylvania Poor 1935 91 50
LITTLE CONESTOGA CREEK Pennsylvania Good 1935 91 310
CONEWAGO CREEK Pennsylvania Poor 1935 91 50
QUITTAPAHILLA CREEK Pennsylvania Fair 1935 91 15,844
BRANCH OF MILLCREEK Pennsylvania Fair 1935 91 1,606
SAUCON CREEK Pennsylvania Fair 1935 91 14,200

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.