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
PINE CREEK Pennsylvania Poor 1890 136 190
KNAPP CREEK Pennsylvania Poor 1890 136 40
SWAMP CREEK Pennsylvania Fair 1890 136 838
RDG.BLUE MT.NOR RR SCH.R Pennsylvania Poor 1890 136
BUFFALO CREEK Pennsylvania Fair 1890 136 50
MILLERS RUN Pennsylvania Good 1890 136 40
WHEELING CREEK TRIB Pennsylvania Poor 1890 136 20
PIGEON CREEK trib Pennsylvania Fair 1890 136 150
N BRANCH PIGEON CREEK Pennsylvania Fair 1890 136 2
CSX RAILROAD Pennsylvania Good 1890 136 27,785
MESHOPPEN CREEK Pennsylvania Good 1890 136 50
BIG SEWICKLEY CREEK EB Pennsylvania Fair 1891 135 118
UNAMI CREEK Pennsylvania Poor 1891 135 100
COCALICO CREEK Pennsylvania Fair 1891 135 100
OVER LITTLE PINE CR. Pennsylvania Poor 1891 135 143
SHAMOKIN CREEK Pennsylvania Fair 1891 135 5,850
SHERMAN CREEK Pennsylvania Fair 1891 135 100
LAUREL HILL CREEK Pennsylvania Poor 1891 135 50
DEER CREEK Pennsylvania Good 1892 134 251
RAYSTOWN BR.JUNIATA RIV. Pennsylvania Fair 1892 134 20
BIG ELK CREEK Pennsylvania Fair 1892 134 177
OVER OIL CREEK EAST BR Pennsylvania Fair 1892 134 191
OVER OIL CREEK Pennsylvania Fair 1892 134 451
YOUGHIOGHENY RIVER/TRAIL Pennsylvania Poor 1892 134 1,086
MUDDY CREEK Pennsylvania Poor 1892 134
NRTH FORK LIL BEAV CREEK Pennsylvania Poor 1892 134 50
OVER LT NESHANNOCK CR TR Pennsylvania Fair 1892 134 503
UNAMI CREEK Pennsylvania Fair 1892 134 259
ALLEGHENY RIVER Pennsylvania Fair 1892 134 97
SCHUYLKILL 24TH RR 32 31 Pennsylvania Fair 1892 134 16,101
Frankford Creek Pennsylvania Fair 1892 134 11,500
AMTRAK (NE CORRIDOR) Pennsylvania Good 1892 134 5,300
N. 13TH STREET Pennsylvania Poor 1892 134 150
DEER CREEK Pennsylvania Fair 1893 133 88
ABERS CREEK Pennsylvania Poor 1893 133 850
GALLOWS RUN Pennsylvania Good 1893 133 50
OVER PADAN RUN Pennsylvania Poor 1893 133 212
ROBERTS RUN Pennsylvania Poor 1893 133 50
PEQUEA CREEK Pennsylvania Fair 1893 133 2,000
EAST BR. PERKIOMEN CREEK Pennsylvania Poor 1893 133 175
MAHANOY CREEK Pennsylvania Poor 1893 133 3,447
LITTLE SCHUYLKILL RIVER Pennsylvania Fair 1893 133 3,000
BULL CREEK Pennsylvania Poor 1894 132 155
BULL CREEK Pennsylvania Fair 1894 132 261
NORTH BR.TOWANDA CREEK Pennsylvania Fair 1894 132 75
PICKERING CREEK Pennsylvania Good 1894 132 60
WYNCOOP RUN Pennsylvania Fair 1894 132 204
BUSHKILL CREEK Pennsylvania Fair 1894 132 12,031
CASSELMAN RIVER Pennsylvania Poor 1894 132 100
TIOGA RIVER Pennsylvania Good 1894 132 55

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.