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
CODER RUN Pennsylvania Poor 1914 112 50
BIG RUN Pennsylvania Poor 1914 112 500
TRIB.TO LITTLE TROUT CK. Pennsylvania Good 1914 112 2,200
SUSQUEHANNA RIVER Pennsylvania Poor 1914 112 9,300
SUSQ RIV / LUZ & SUSQ RR Pennsylvania Poor 1914 112 8,665
OVER SHENANGO RIVER Pennsylvania Fair 1914 112 304
OVER BIG RUN TRIB Pennsylvania Fair 1914 112 483
WISSAHICKON CR / 3369-D4 Pennsylvania Fair 1914 112 7,909
SANATOGA CREEK Pennsylvania Good 1914 112 16,064
MINGO CREEK Pennsylvania Poor 1914 112 1,778
Tacony Creek Pennsylvania Poor 1914 112 6,455
SHAMOKIN CREEK Pennsylvania Poor 1914 112 8,400
LITTLE CATAWISSA CREEK Pennsylvania Poor 1914 112 2,016
FLAUGHERTY CREEK Pennsylvania Fair 1914 112 4,706
OVEN RUN Pennsylvania Fair 1914 112 111
QUEMAHONING CREEK Pennsylvania Poor 1914 112 34
BARRS RUN Pennsylvania Poor 1914 112 132
PORTERS RUN Pennsylvania Poor 1914 112 50
NFSRR Pennsylvania Good 1914 112 474
LITTLE MUDDY CREEK Pennsylvania Poor 1914 112 107
CSX (LOW FREIGHT LINE) Pennsylvania Fair 1914 112 8,992
CSX (LOW FREIGHT LINE) Pennsylvania Fair 1914 112 12,759
AMTRAK (NE Corridor) Pennsylvania Poor 1914 112 6,000
TRIB TO LONG RUN Pennsylvania Poor 1914 112 20
TRIB TO MOUNTAIN CREEK Pennsylvania Fair 1914 112 500
NORFOLK SOUTHERN RR Pennsylvania Poor 1914 112 400
Perkins Run Pennsylvania Fair 1914 112 300
BECKETS RUN Pennsylvania Poor 1915 111 4,603
PINE CREEK Pennsylvania Fair 1915 111 2,927
HOWES RUN Pennsylvania Fair 1915 111 629
PINE CREEK Pennsylvania Fair 1915 111 4,660
PINE CREEK Pennsylvania Fair 1915 111 4,130
CSX/AV RR SALINE ST Pennsylvania Poor 1915 111 6,000
GIRTYS RUN Pennsylvania Poor 1915 111 1,000
GIRTYS RUN Pennsylvania Poor 1915 111 4,000
N-S RR/R-R ST/CREEK Pennsylvania Poor 1915 111 2,002
BEAVER CREEK Pennsylvania Poor 1915 111 112
BEAVERDAM CREEK Pennsylvania Fair 1915 111 21
WILLOW CREEK Pennsylvania Poor 1915 111 11,268
PLUM CREEK Pennsylvania Fair 1915 111 376
VANSCOYOC RUN Pennsylvania Poor 1915 111 141
CLOVER CREEK Pennsylvania Poor 1915 111 67
BULLARD CREEK Pennsylvania Poor 1915 111 50
WEST BR. SUGAR CREEK Pennsylvania Poor 1915 111 500
READING CREEK Pennsylvania Fair 1915 111 3,903
TRIB.DELAWARE RIVER Pennsylvania Poor 1915 111 1,951
SOUTH BRANCH GLADE RUN Pennsylvania Fair 1915 111 100
LITTLE BUFFALO RUN Pennsylvania Poor 1915 111 100
TRIB. LITTLE BUFFALO RUN Pennsylvania Poor 1915 111 100
BONNIE BROOK Pennsylvania Poor 1915 111 100

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.