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
MUCKINIPATTIS CREEK Pennsylvania Fair 1943 83 4,383
OVER BNSF & CSX RR Pennsylvania Fair 1943 83 9,462
LITTLE BRUSH CREEK Pennsylvania Fair 1943 83 199
MARKEE RUN Pennsylvania Fair 1943 83 350
BR TUNKHANNOCK CREEK Pennsylvania Fair 1943 83 794
Trib Conestoga River Pennsylvania Fair 1943 83 2,522
OVER LITTLE INDIAN RUN Pennsylvania Fair 1943 83 2,741
OVER LITTLE MUNCY CR. Pennsylvania Fair 1943 83 2,741
W BR.CHILLISQUAQUE CREEK Pennsylvania Good 1943 83 441
COWLEY RUN Pennsylvania Poor 1943 83 587
PENNS CREEK Pennsylvania Fair 1943 83 19,255
SHADE CREEK Pennsylvania Good 1943 83 677
OVER PENNS CREEK Pennsylvania Good 1943 83 4,856
CATFISH CREEK Pennsylvania Poor 1943 83 15,885
BR OF LITTLE CHARTIERS C Pennsylvania Fair 1943 83 645
BARRS RUN Pennsylvania Good 1943 83 1,598
BURGETTS FORK Pennsylvania Fair 1943 83 2,867
LACKAWAXEN RIVER Pennsylvania Fair 1943 83 7,151
LACKAWAXEN RIVER Pennsylvania Good 1943 83 14,423
LACKAWAXEN RIVER Pennsylvania Fair 1943 83 7,579
MIDDLE CR & ABANDONED RR Pennsylvania Poor 1943 83 3,788
CARLEY BROOK Pennsylvania Fair 1943 83 623
CARLEY BROOK Pennsylvania Fair 1943 83 623
MIDDLE CREEK Pennsylvania Good 1943 83 60
HAYMAKERS RUN Pennsylvania Fair 1943 83 39,026
BEAVER RUN Pennsylvania Poor 1943 83 150
NORFOLK SOUTHERN RR Pennsylvania Fair 1943 83 200
MUDDY RUN Pennsylvania Fair 1943 83 40
SMALL STREAM Pennsylvania Fair 1943 83 35
ROCKY SPRINGS BRANCH Pennsylvania Fair 1943 83 10
WOLF CREEK Pennsylvania Poor 1944 82 438
BOBBY RUN Pennsylvania Fair 1944 82 310
BEAVER CREEK Pennsylvania Fair 1944 82 16,072
TRIB.MANADA CREEK Pennsylvania Fair 1944 82 7,565
BOW CREEK Pennsylvania Fair 1944 82 8,481
US 322; Main St Pennsylvania Fair 1944 82 13,638
JORDAN CREEK Pennsylvania Fair 1944 82 200
TRIBUTARY MIDDLE CREEK Pennsylvania Fair 1944 82 388
NORTH BRANCH MIDDLE CRK Pennsylvania Fair 1944 82 569
LACKAWAXEN RIVER Pennsylvania Fair 1944 82 11,439
EQUINUNK CREEK Pennsylvania Poor 1944 82 311
MAPLEWOOD CREEK Pennsylvania Fair 1944 82 67
LACKAWAXEN RIVER Pennsylvania Fair 1944 82 3,245
VANAUKEN CREEK Pennsylvania Poor 1944 82 210
LATIMORE CREEK Pennsylvania Poor 1945 81 150
ABANDONED MOUNTOUR RR Pennsylvania Good 1945 81 2,366
ROBINSON RUN N BRANCH Pennsylvania Poor 1945 81 -
CSX RR (3 RIVER RAILWAY) Pennsylvania Poor 1945 81 1,138
MARTINS CREEK Pennsylvania Fair 1945 81 2,347
SOLOMON RUN Pennsylvania Poor 1945 81 308

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.