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
RAUSCH CREEK Pennsylvania Fair 1912 114 1,370
RAUSCH CREEK Pennsylvania Fair 1912 114 1,370
FALL CREEK Pennsylvania Poor 1912 114 75
GLADDENS RUN Pennsylvania Fair 1912 114 150
BULGER RUN Pennsylvania Fair 1912 114 739
BRUSH CREEK Pennsylvania Poor 1912 114 5,119
TRIB. MEHOOPANY CK Pennsylvania Good 1912 114 100
TRIB. TO RAMBO RUN Pennsylvania Fair 1912 114 89
SCHUYLKILL RIVER Pennsylvania Good 1912 114 8,914
SEPTA Pennsylvania Poor 1912 114 6,000
Big Run Pennsylvania Fair 1912 114 100
N-S RR PAT EAST BUSWAY Pennsylvania Fair 1913 113 17,746
MAHONING CREEK Pennsylvania Fair 1913 113 15
BEAR CREEK Pennsylvania Fair 1913 113 75
WEST SWAMP CREEK Pennsylvania Fair 1913 113 3,407
SCH.RIVER;STREETS;NOR/FO Pennsylvania Fair 1913 113 25,917
TULPEHOCKEN CREEK Pennsylvania Fair 1913 113 375
HOSPITAL CREEK Pennsylvania Fair 1913 113 250
HOSPITAL CREEK Pennsylvania Fair 1913 113 250
BIG FILL RUN Pennsylvania Fair 1913 113 1,645
CALIFORNIA RUN Pennsylvania Fair 1913 113 1,645
SOUTH DRY RUN Pennsylvania Poor 1913 113 1,634
SOUTH POPLAR RUN Pennsylvania Fair 1913 113 3,392
LITTLE BUFFALO RUN Pennsylvania Poor 1913 113 100
SANDSPRING RUN Pennsylvania Fair 1913 113 512
QUAKAKE CREEK Pennsylvania Poor 1913 113 100
SOUTH BR OF FRENCH CREEK Pennsylvania Poor 1913 113 73
BRANCH VALLEY CREEK Pennsylvania Poor 1913 113 140
DEER CREEK Pennsylvania Poor 1913 113 30
ROARING CREEK Pennsylvania Fair 1913 113 109
OVER MILL RUN Pennsylvania Fair 1913 113 1,500
TRIB YELLOW BREECHES CR Pennsylvania Fair 1913 113 525
OVER FOUR MILE CREEK Pennsylvania Fair 1913 113 3,114
LAMSON RUN TRIBUTARY Pennsylvania Poor 1913 113 695
LAMSON RUN Pennsylvania Poor 1913 113 610
COAL LICK RUN Pennsylvania Poor 1913 113 200
COFFEE RUN Pennsylvania Poor 1913 113 42
SANDY LICK CREEK Pennsylvania Fair 1913 113 4,430
N.S. RR Pennsylvania Fair 1913 113 1,119
OVER HETTENBAUGH RUN Pennsylvania Fair 1913 113 163
CAMP RUN Pennsylvania Fair 1913 113 50
CATASAUQUA CREEK Pennsylvania Fair 1913 113 5,758
LEHIGH CRK CITY STREETS Pennsylvania Fair 1913 113 18,800
TROUT CREEK Pennsylvania Fair 1913 113 100
RIDGE VALLEY CREEK Pennsylvania Fair 1913 113 256
LIMESTONE RUN Pennsylvania Fair 1913 113 100
HOKENDAUQUA CREEK Pennsylvania Fair 1913 113 90
ALLEGHENY CREEK Pennsylvania Fair 1913 113 450
OVER QUAKER RUN Pennsylvania Fair 1913 113 1,018
SCHWABEN CREEK Pennsylvania Good 1913 113 50

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.