Total Bridges
14,867
Public highway bridges in Pennsylvania
State profile · Above median Poor share
Pennsylvania bridge safety
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Pennsylvania, based on the FHWA National Bridge Inventory.
- 14,867
- Public bridges
- 37.4%
- Good condition
- 10.5%
- Poor condition
Data updated May 2026
Good Condition
37.4%
5,564 bridges rated 7-9
-12.6pp vs 50% benchmark
Poor Condition
10.5%
1,561 bridges whose lowest applicable component is rated 0-4
3.5pp vs national avg 7.0%
Pennsylvania vs national bridge condition
Pennsylvania - Good condition share 37.4%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Pennsylvania - Poor-condition share 35.0%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Counties (67)
Adams 94 Allegheny 356 Armstrong 109 Beaver 84 Bedford 99 Berks 187 Blair 83 Bradford 114 Bucks 184 Butler 142 Cambria 67 Cameron 21 Carbon 29 Centre 183 Chester 285 Clarion 119 Clearfield 195 Clinton 147 Columbia 187 Crawford 263 Cumberland 239 Dauphin 283 Delaware 269 Elk 95 Erie 331 Fayette 341 Forest 51 Franklin 215 Fulton 97 Greene 209 Huntingdon 162 Indiana 214 Jefferson 140 Juniata 109 Lackawanna 212 Lancaster 509 Lawrence 162 Lebanon 221 Lehigh 255 Luzerne 307 Lycoming 301 McKean 166 Mercer 273 Mifflin 129 Monroe 214 Montgomery 608 Montour 74 Northampton 253 Northumberland 193 Perry 102 Philadelphia 584 Pike 108 Potter 145 Schuylkill 199 Snyder 106 Somerset 400 Sullivan 119 Susquehanna 284 Tioga 429 Union 163 Venango 189 Warren 217 Washington 655 Wayne 259 Westmoreland 619 Wyoming 140 York 569
Pennsylvania vs nearby ranks
Adjacent states by Poor-condition share (lower share = better)
States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Pennsylvania on the same metric.
MI
Michigan
8.92% top marginal rate
AK
Alaska
10.12% top marginal rate
PA
Pennsylvania
10.50% top marginal rate
ND
North Dakota
10.84% top marginal rate
LA
Louisiana
11.00% top marginal rate
Bridges Needing Most Attention in Pennsylvania
Six lowest-condition bridges in Pennsylvania, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
SR0286
PoorOver: KISKIMINETAS RIVER
SALTSBURG, Indiana, PA
Built 1985 Load: 0.9 t ADT: 4,169
T-783 HARRIS HILL
PoorOver: TOBYS CREEK
100 FT NE OF SR 309, Luzerne, PA
Built 1920 Load: 0.9 t ADT: 220
BRIDGE 2805,T-303
PoorOver: OVER SHENANGO RIVER TRIB
HEASLEY RD SHENANGO TWP, Mercer, PA
Built 1922 Load: 0.9 t ADT: 89
SR 3014
PoorOver: LAUREL HILL CREEK
BARRONVALE, Somerset, PA
Built 1962 Load: 0.9 t ADT: 167
Clark Street
PoorOver: Fallen Timber Run
Clark St, Hooversville, Somerset, PA
Built 1910 Load: 0.9 t ADT: 100
SR 4012
PoorOver: LOYALSOCK CREEK
BORO OF FORKSVILLE, Sullivan, PA
Built 1850 Load: 0.9 t ADT: 137
All Bridges in Pennsylvania
VALENTINE ROAD
FairOver: BIG BUFFALO CREEK
3 NE KISTLER B. BUFFALO, Perry, PA
Built 2002 Load: 16.3 t ADT: 75
58th Street
FairOver: AMTRAK (NEC), SEPTA-AHSL
S of Woodland Ave. 36G03, Philadelphia, PA
Built 1982 Load: 16.3 t ADT: 6,800
PA 309(LR 226)
FairOver: TRIB. TO KERSHNERS CREEK
2 MI. NORTH OF SNYDERS, Schuylkill, PA
Built 1930 Load: 16.3 t ADT: 7,473
SR 3003
FairOver: Big Run
0.75 MI N OF SONESTOWN, Sullivan, PA
Built 1958 Load: 16.3 t ADT: 28
SR4024 TRNBK T-652
FairOver: GAYLORD CREEK
MIDDLTWN TWP .1M N SR4022, Susquehanna, PA
Built 1964 Load: 16.3 t ADT: 53
SR 3021
FairOver: MIDDLE WHEELING CREEK
WEST FINLEY TOWNSHIP, Washington, PA
Built 1941 Load: 16.3 t ADT: 43
Erskine Road T-324
FairOver: MIDDLE WHEELING CREEK
50' South of SR 3018, Washington, PA
Built 2006 Load: 16.3 t ADT: 50
DECOURT ROAD
FairOver: CALKINS CREEK
MILANVILLE, Wayne, PA
Built 1960 Load: 16.3 t ADT: 10
SR 0711
FairOver: LOYALHANNA CREEK
LIGONIER TOWNSHIP, Westmoreland, PA
Built 1969 Load: 16.3 t ADT: 5,324
SR 1029
FairOver: SPRUCE RUN
DERRY TOWNSHIP, Westmoreland, PA
Built 1930 Load: 16.3 t ADT: 258
WEST CENTRAL AVE.
FairOver: AMTRAK (tracks removed)
GREEN TREE RT. 30 3475-A5, Chester, PA
Built 1952 Load: 17.2 t ADT: 650
T-523 TIMBER BRIDG
FairOver: REIDS RUN
0.1 mi NW, int w/ SR 68, Clarion, PA
Built 1991 Load: 17.2 t ADT: 50
T403 COUNTY BR#41
FairOver: CATAWISSA CREEK
0.3 MI. S. MAINVILLE, Columbia, PA
Built 1974 Load: 17.2 t ADT: 120
I-81; SR 0081
FairOver: Letort Spring & Trail
.2 MI. N. OF PA 34, Cumberland, PA
Built 1962 Load: 17.2 t ADT: 27,946
BRUNER RUN ROAD
FairOver: BRUNER RUN
OHIOPYLE STATE PARK, Fayette, PA
Built 1971 Load: 17.2 t ADT: 175
SR 3008
FairOver: LITTLE TROUGH CREEK
3 MI.N.OF TODD, Huntingdon, PA
Built 1962 Load: 17.2 t ADT: 305
T-360,Peterson Rd
FairOver: BLACKLOG CREEK
2 MI.SE.OF ORBISONIA, Huntingdon, PA
Built 1930 Load: 17.2 t ADT: 25
CASCADE BLVD
FairOver: BIG RUN
1200' W OF SR 65 PARK ENT, Lawrence, PA
Built 2009 Load: 17.2 t ADT: 25
I-78 EB; SR 0078
FairOver: SWATARA CREEK
2 MI. E. OF I-81, Lebanon, PA
Built 1968 Load: 17.2 t ADT: 14,202
ROSS VALLEY RD
FairOver: SWITZER CREEK
WEST OF SWEITZER, Lehigh, PA
Built 1950 Load: 17.2 t ADT: 100
SR 2020
FairOver: MILL CREEK
PLAINS TWP .1 M W SR 2039, Luzerne, PA
Built 1947 Load: 17.2 t ADT: 2,309
RETREAT ACCESS RD
FairOver: SUSQUEHANNA RIVER
AT SR 11 INTERSECTION, Luzerne, PA
Built 1930 Load: 17.2 t ADT: 250
T-602
FairOver: LICK RUN
0.5 MI. W. OF GLEN MAWR, Lycoming, PA
Built 1919 Load: 17.2 t ADT: 50
T-319 DEWEY AVE
FairOver: MARVIN CREEK
800 FT NW OF US 6, McKean, PA
Built 1975 Load: 17.2 t ADT: 50
SR 2024,KILGORE RD
FairOver: OVER WOLF CREEK BRANCH
WORTH TOWNSHIP, Mercer, PA
Built 1960 Load: 17.2 t ADT: 133
FAWN RD T-507
FairOver: SAMBO CREEK
0.8 MI.E.OF ANALOMINK RD., Monroe, PA
Built 1958 Load: 17.2 t ADT: 581
LAKE LOOP ROAD
FairOver: KOOSER RUN
500 FT SE OF SR 31, Somerset, PA
Built 1933 Load: 17.2 t ADT: 140
SR 4017
FairOver: RACCOON CREEK
SMITH TOWNSHIP, Washington, PA
Built 1948 Load: 17.2 t ADT: 588
SCHOOL STREET
FairOver: ROBBS RUN
BEHIND VFD BUILDING, Washington, PA
Built 1922 Load: 17.2 t ADT: 500
SR 3016
FairOver: S BR CODORUS CREEK
1 MI.S. SEITZVILLE, York, PA
Built 1960 Load: 17.2 t ADT: 299
CROSS MILL ROAD
FairOver: TRIB. TO RAMBO RUN
1.8SE X-ROADS/TR.RAMBO RN, York, PA
Built 1954 Load: 17.2 t ADT: 57
VALLEY GREEN ROAD
FairOver: FISHING CREEK
1.2 W.GOLDSBORO/FISHING C, York, PA
Built 1970 Load: 17.2 t ADT: 750
EAST PATROL ROAD
FairOver: MUDDY RUN
SE OF GATE 6D, Franklin, PA
Built 1942 Load: 18.0 t ADT: 5
CAMP MENSCH MILL
FairOver: W. BR. PERKIOMEN CREEK
SOUTH OF HUFFS CHURCH, Berks, PA
Built 1970 Load: 18.1 t ADT: 100
MERLIN ROAD
FairOver: PICKERING CREEK
NR.VALLEY FORGE HP. 14E10, Chester, PA
Built 1961 Load: 18.1 t ADT: 1,066
SR 53-PA 53
FairOver: LAUREL RUN
PHILIPSBURG, Clearfield, PA
Built 1958 Load: 18.1 t ADT: 7,026
SR 1002
FairOver: W BR SUSQUEHANNA RIVER
1 MILE EAST LOCK HAVEN, Clinton, PA
Built 1966 Load: 18.1 t ADT: 776
T392 MADISON BR#1
FairOver: MUD CREEK
1.5 MI. SW OF JERSEYTOWN, Columbia, PA
Built 1920 Load: 18.1 t ADT: 50
T-574,MARSH ROAD
FairOver: OVER CONNEAUT OUTLET
.6 MI.N.OF SR-0285, Crawford, PA
Built 1890 Load: 18.1 t ADT: 250
PA 419; E.Main St.
FairOver: NORFOLK SOUTHERN RR
NEWMANSTOWN, Lebanon, PA
Built 1971 Load: 18.1 t ADT: 4,575
T-461
FairOver: TRIB SWATARA CREEK
1E.WATER WORKS/TR.SWATR., Lebanon, PA
Built 1982 Load: 18.1 t ADT: 200
T-323 KASSON ROAD
FairOver: MARVIN CREEK
1500 FT NW OF US 6, McKean, PA
Built 1998 Load: 18.1 t ADT: 50
SR 4002, COAL HILL
FairOver: BIG RUN
WEST SALEM TOWNSHIP, Mercer, PA
Built 1977 Load: 18.1 t ADT: 202
KEOKEE CHAPEL LN
FairOver: PARADISE CREEK
0.2 M.N OF POCONO GARDENS, Monroe, PA
Built 1957 Load: 18.1 t ADT: 157
T-537 OLD MILL RD
FairOver: POCONO CREEK
TANNERSVILLE, Monroe, PA
Built 1957 Load: 18.1 t ADT: 500
SR 61
FairOver: SHAMOKIN CREEK
CITY OF SUNBURY, Northumberland, PA
Built 1933 Load: 18.1 t ADT: 9,706
SR 2014
FairOver: CASSELMAN RIVER
BOYNTON, Somerset, PA
Built 1962 Load: 18.1 t ADT: 386
T-756,PASO FINO RD
FairOver: LAUREL RUN
4 MI.SW.OF GLENCOE, Somerset, PA
Built 1927 Load: 18.1 t ADT: 51
SR 220
FairOver: OVER MUNCY CREEK
VILLAGE OF MUNCY VALLEY, Sullivan, PA
Built 1975 Load: 18.1 t ADT: 3,209
T822 LOVERS LANE
FairOver: TROWBRIDGE CREEK
.5 MI NORTH OF GREAT BEND, Susquehanna, PA
Built 1920 Load: 18.1 t ADT: 100
Showing 2,701-2,750 of 14,867 bridges
Related
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.