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
SARTWELL CREEK Pennsylvania Poor 1949 77 149
Read.BlueMt&NorthRR Pennsylvania Fair 1949 77 14,530
LITTLE MAHANTANGO CREEK Pennsylvania Fair 1949 77 66
T TO MAHANTANGO CREEK Pennsylvania Fair 1949 77 221
SILVER CREEK Pennsylvania Fair 1949 77 266
QUEMAHONING CREEK Pennsylvania Fair 1949 77 3,695
WELLS CREEK Pennsylvania Good 1949 77 252
STONY CREEK Pennsylvania Good 1949 77 265
GLADDENS RUN Pennsylvania Fair 1949 77 287
UNT to Lick Run Pennsylvania Fair 1949 77 53
HEMLOCK CREEK Pennsylvania Fair 1949 77 48
EAST LAKE CREEK Pennsylvania Good 1949 77 938
WHITE CREEK Pennsylvania Fair 1949 77 173
FOREST LAKE CREEK Pennsylvania Poor 1949 77 240
OVER TIOGA RIVER Pennsylvania Good 1949 77 4,163
OVER TRIB. TO COREY CRK Pennsylvania Fair 1949 77 244
POTTER BROOK Pennsylvania Fair 1949 77 421
OVER JEMISON CREEK Pennsylvania Fair 1949 77 382
OVER LITTLE BUFFALO CRK. Pennsylvania Fair 1949 77 2,433
PIGEON CREEK Pennsylvania Fair 1949 77 31,419
BUFFALO CREEK Pennsylvania Poor 1949 77 126
LITTLE TENMILE CREEK Pennsylvania Fair 1949 77 301
BRANCH OF PIGEON CREEK Pennsylvania Fair 1949 77 116
TEN MILE CREEK Pennsylvania Poor 1949 77 200
KINGS CREEK TRIB. Pennsylvania Good 1949 77 100
KINGS CREEK Pennsylvania Fair 1949 77 50
MINGO CREEK Pennsylvania Fair 1949 77 200
EQUINUNK CREEK Pennsylvania Poor 1949 77 275
COUNTY ROAD Pennsylvania Fair 1949 77 37,035
PUCKETY LANE (T-706) Pennsylvania Good 1949 77 37,035
WHITETHORN CREEK Pennsylvania Fair 1949 77 21,415
SPEERS RUN Pennsylvania Fair 1949 77 32,628
Loyalhanna Creek Pennsylvania Fair 1949 77 1,073
SPEERS RUN Pennsylvania Fair 1949 77 4,386
OXBOW CREEK Pennsylvania Poor 1949 77 423
BR MEHOOPANY CREEK Pennsylvania Fair 1949 77 86
CODORUS CREEK Pennsylvania Fair 1949 77 20,397
FISHING CREEK Pennsylvania Fair 1949 77 1,907
BRANCH OF RAMBO RUN Pennsylvania Fair 1949 77 242
DOGWOOD RUN Pennsylvania Fair 1949 77 4,039
LR66028 SR 4027 Pennsylvania Good 1949 77 25,229
PA TPK (I-76) Pennsylvania Good 1949 77 8,905
TYLER RUN Pennsylvania Fair 1949 77 4,610
DAVIDSBURG RUN Pennsylvania Fair 1949 77 700
WILLIS RUN Pennsylvania Fair 1949 77 2,500
SCHUYLKILL RIVER & R.R. Pennsylvania Fair 1949 77 98,192
FRANKFORD CREEK Pennsylvania Fair 1949 77 16,419
LINCOLN DR MONOSHONE CK. Pennsylvania Fair 1949 77 8,308
AMTRAK (NE Corridor) Pennsylvania Poor 1949 77 10,200
TRIBUTARY MIDDLE CREEK Pennsylvania Fair 1949 77 4,802

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.