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
INDIANTOWN RUN Pennsylvania Fair 1946 80 9,646
REEDS CREEK Pennsylvania Fair 1946 80 9,646
SWATARA CREEK Pennsylvania Fair 1946 80 8,835
US 22; SR 0022 Pennsylvania Fair 1946 80 6,692
GARDNERS CREEK Pennsylvania Fair 1946 80 2,456
SR 2007 E NORTHAMPTON ST Pennsylvania Fair 1946 80 9,649
WHITE DEER HOLE CREEK Pennsylvania Fair 1946 80 108
WAKEFIELD RUN Pennsylvania Fair 1946 80 394
MIDDLE BR.BRODHEAD CREEK Pennsylvania Fair 1946 80 1,069
PINE RUN Pennsylvania Fair 1946 80 8,313
OVER CHILLISQUAQUE CREEK Pennsylvania Fair 1946 80 1,827
OVER MUD CR. Pennsylvania Fair 1946 80 1,827
HEMLOCK CREEK Pennsylvania Fair 1946 80 450
ALLEGHENY CREEK Pennsylvania Fair 1946 80 150
OVER MOUSE RUN Pennsylvania Fair 1946 80 740
READING & NORTHERN RR Pennsylvania Fair 1946 80 1,082
MAHANTANGO CREEK Pennsylvania Fair 1946 80 274
MAHANOY CK.FLOOD PLAIN Pennsylvania Fair 1946 80 50
W. BR. MAHANTANGO CREEK Pennsylvania Fair 1946 80 50
TWO MILE RUN Pennsylvania Good 1946 80 4,562
DENTON CREEK Pennsylvania Poor 1946 80 2,229
WELLMANS CREEK Pennsylvania Fair 1946 80 1,391
BUFFALO CREEK Pennsylvania Fair 1946 80 230
BUFFALO CREEK Pennsylvania Fair 1946 80 348
DUNKLE RUN Pennsylvania Fair 1946 80 150
BUFFALO CREEK Pennsylvania Fair 1946 80 98
BR. NORTH FORK CROSS CK. Pennsylvania Fair 1946 80 337
BUFFALO CREEK Pennsylvania Poor 1946 80 106
BUFFALO CREEK Pennsylvania Fair 1946 80 163
BARSHINGER CREEK Pennsylvania Fair 1946 80 3,612
INNERS CREEK Pennsylvania Fair 1946 80 1,439
East Branch Indian Creek Pennsylvania Fair 1946 80 6,980
MARSH CREEK Pennsylvania Fair 1947 79 9,084
BERMUDIAN CREEK Pennsylvania Fair 1947 79 862
MARSH RUN Pennsylvania Good 1947 79 604
LITTLE SEWICKLEY CREEK Pennsylvania Fair 1947 79 728
SR 0837 Pennsylvania Fair 1947 79 852
NORFOLK&SOUTHERN RR Pennsylvania Fair 1947 79 2,719
CAMPBELL RUN Pennsylvania Fair 1947 79 6,011
TRIB.TO SHAWNEE LAKE Pennsylvania Fair 1947 79 4,912
YELLOW CREEK Pennsylvania Fair 1947 79 3,745
FURNACE CREEK Pennsylvania Fair 1947 79 16,678
HOSPITAL CREEK Pennsylvania Fair 1947 79 16,678
MANOR CREEK Pennsylvania Fair 1947 79 16,678
LITTLE CACOOSING CREEK Pennsylvania Fair 1947 79 17,731
PLUM CREEK Pennsylvania Fair 1947 79 1,711
BAILEY RUN Pennsylvania Fair 1947 79 3,751
TRIB RUMMERFIELD CREEK Pennsylvania Good 1947 79 244
NESHAMINY CREEK Pennsylvania Fair 1947 79 2,497
BRANCH JERICHO CREEK Pennsylvania Fair 1947 79 600

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.