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
W. BR. NESHAMINY CREEK Pennsylvania Fair 1934 92 42,557
WILLOW RUN Pennsylvania Fair 1934 92 9,021
SPROGELS RUN Pennsylvania Poor 1934 92 500
EAST BRANCH SAUCON CREEK Pennsylvania Fair 1934 92 859
WEST MONOCACY CREEK Pennsylvania Fair 1934 92 700
OVER ZERBE RUN Pennsylvania Fair 1934 92 1,486
OVER GAP RUN Pennsylvania Fair 1934 92 1,486
OVER MUDDY RUN Pennsylvania Fair 1934 92 293
OVER LOGAN RUN Pennsylvania Good 1934 92 124
OVER LOGAN RUN Pennsylvania Fair 1934 92 124
OVER SHAMOKIN CREEK Pennsylvania Fair 1934 92 317
OVER SHAMOKIN CREEK. Pennsylvania Fair 1934 92 918
OVER BOILE RUN Pennsylvania Fair 1934 92 221
Juniata River Pennsylvania Fair 1934 92 11,194
BUFFALO CREEK Pennsylvania Fair 1934 92 333
ALLEGHENY RIVER Pennsylvania Fair 1934 92 6,354
PHOENIX RUN Pennsylvania Fair 1934 92 142
SWATARA CREEK Pennsylvania Fair 1934 92 3,359
TOMHICKEN CREEK Pennsylvania Fair 1934 92 809
LITTLE SWATARA CREEK Pennsylvania Fair 1934 92 850
LIZARD CREEK Pennsylvania Fair 1934 92 350
KERSHNERS CREEK Pennsylvania Poor 1934 92 320
EAST BR. KERSHNERS CREEK Pennsylvania Fair 1934 92 320
TRIB TO PENNS CREEK Pennsylvania Fair 1934 92 2,889
LAUREL HILL CREEK Pennsylvania Fair 1934 92 961
TRIB. LAUREL HILL CREEK Pennsylvania Fair 1934 92 68
LAUREL HILL CREEK Pennsylvania Fair 1934 92 190
OVER WOLF RUN Pennsylvania Fair 1934 92 471
OVER SHANERBURG RUN Pennsylvania Fair 1934 92 318
STARRUCCA CREEK Pennsylvania Fair 1934 92 229
E BR TUNKHANNOCK CREEK Pennsylvania Fair 1934 92 294
JOHNSON POND CREEK Pennsylvania Poor 1934 92 489
THOMAS CREEK Pennsylvania Poor 1934 92 175
SILVER CREEK Pennsylvania Poor 1934 92 344
OVER TR. CROOKED CREEK Pennsylvania Fair 1934 92 1,186
FALL BROOK Pennsylvania Fair 1934 92 378
DIXIE RUN Pennsylvania Fair 1934 92 20
OVER LITTLE BUFFALO CR Pennsylvania Good 1934 92 470
N. BRANCH BUFFALO CREEK Pennsylvania Fair 1934 92 110
OVER SUGAR CREEK Pennsylvania Fair 1934 92 302
CHARTIERS CREEK Pennsylvania Poor 1934 92 6,711
DRY RUN Pennsylvania Fair 1934 92 2,911
HORN RUN Pennsylvania Fair 1934 92 1,273
CROSS CREEK TRIB Pennsylvania Poor 1934 92 200
WEST BR LACKAWAXEN RIVER Pennsylvania Poor 1934 92 144
W BR WALLENPAUPACK CREEK Pennsylvania Fair 1934 92 2,946
W BR DYBERRY CREEK Pennsylvania Fair 1934 92 649
BRANCH BOYDS CREEK Pennsylvania Poor 1934 92 573
COLLINS BROOK Pennsylvania Fair 1934 92 200
ALPHA CREEK Pennsylvania Fair 1934 92 411

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.