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
IRON BRIDGE RD
FairOver: CONESTOGA RIVER
2000 FT SW OF SR 1044, Lancaster, PA
Built 1898 Load: 0.9 t ADT: 50
I-83; SR 0083
FairOver: YorkRail & Codorus Creek
0.4 MI S of Exit-21,I-83, York, PA
Built 1959 Load: 0.9 t ADT: 51,452
T-322 C BRIDGE RD
FairOver: W BR SUSQUEHANNA RIVER
600 FT SOUTH OF SR 219, Clearfield, PA
Built 1873 Load: 1.8 t ADT: 135
FRUIT HILL RDT-439
FairOver: POTTS RUN
1000 FT SW OF SR 3007, Clearfield, PA
Built 1909 Load: 1.8 t ADT: 45
POINT VIEW AVE.
FairOver: B&P RR
0.5 MILES SOUTH OF SR 322, Jefferson, PA
Built 1978 Load: 1.8 t ADT: 50
MT PLEASANT RD
FairOver: W BR OCTORARO CRK
1.5 MI SE OF SR 372, Lancaster, PA
Built 1878 Load: 1.8 t ADT: 340
COCALICO CREEK RD
FairOver: COCALICO CREEK
1500 FT EAST OF SR 272, Lancaster, PA
Built 1891 Load: 1.8 t ADT: 100
ERB'S BRIDGE RD
FairOver: HAMMER CREEK
1 MILE NORTH OF SR 272, Lancaster, PA
Built 1887 Load: 1.8 t ADT: 400
SR 3020(LR 45073)
FairOver: APPENZELL CREEK
PENSYL CK. RD.@ SMILEY LA, Monroe, PA
Built 1956 Load: 1.8 t ADT: 1,155
SR 1031
FairOver: SHADE CREEK
3.75 MI.NE.OF BLOUGH, Somerset, PA
Built 1939 Load: 1.8 t ADT: 648
CLARK ROAD (T-565)
FairOver: POTTS RUN
2500 FT NW OF SR 453, Clearfield, PA
Built 1910 Load: 2.7 t ADT: 45
CREASYVILLE No 97
FairOver: LITTLE FISHING CREEK
1.7 MI. NORTH OF DERRS, Columbia, PA
Built 1881 Load: 2.7 t ADT: 50
WEAVERLAND RD
FairOver: CONESTOGA RIVER
1/2 MILE SW OF SR 1044, Lancaster, PA
Built 1878 Load: 2.7 t ADT: 165
ACADEMY RD
FairOver: W BR OCTORARO CRK
1 MI EAST OF SR 2009, Lancaster, PA
Built 1847 Load: 2.7 t ADT: 340
SUN HILL RD
FairOver: CHIQUES CREEK
700 FT SE OF SR 772, Lancaster, PA
Built 1900 Load: 2.7 t ADT: 820
BRENEMAN RD
FairOver: PEQUEA CREEK
1 MILE NORTH OF SR 222, Lancaster, PA
Built 1871 Load: 2.7 t ADT: 410
KIWANIS RD
FairOver: MILL CREEK
1500 FT WEST OF SR 2039, Lancaster, PA
Built 1876 Load: 2.7 t ADT: 50
MAHONING AVE
FairOver: SHENANGO R, NCI RR
MAHONING AVE. VIADUCT, Lawrence, PA
Built 1923 Load: 2.7 t ADT: 4,317
CHURCH STREET
FairOver: CATASAUQUA CREEK
W. OF ST. JOHN ST., Lehigh, PA
Built 1964 Load: 2.7 t ADT: 1,000
US22/322EB; SR0022
FairOver: COCOLAMUS CREEK
0.5MI SE OF MILLERSTOWN, Perry, PA
Built 1966 Load: 2.7 t ADT: 8,985
T-310 (CTY BR 2)
FairOver: MUNCY CREEK
0.5 MI. S. OF SONESTOWN, Sullivan, PA
Built 1900 Load: 2.7 t ADT: 50
T-357 CTY BR # 4
FairOver: LOYALSOCK CREEK
2.6 M. NE OF HILLSGROVE, Sullivan, PA
Built 1900 Load: 2.7 t ADT: 54
PATTERSON No 112
FairOver: GREEN CREEK
2.2 MI N OF ORANGEVILLE, Columbia, PA
Built 1910 Load: 3.6 t ADT: 120
ANDERSON RD
FairOver: LICKING CREEK
0.7 MI NORTH OF SR 416, Franklin, PA
Built 1883 Load: 3.6 t ADT: 100
T-318 CTY BR #4
FairOver: BEAVER RUN
1.7 M. WEST OF MOORESBURG, Montour, PA
Built 1924 Load: 3.6 t ADT: 24
KRICKBAUN
FairOver: S. BR. of ROARING CREEK
E OF ELYSBURG, Northumberland, PA
Built 1876 Load: 3.6 t ADT: 250
HIMMEL'S
FairOver: SCHWABEN CREEK
0.6 MI ENE OF REBUCK, Northumberland, PA
Built 1874 Load: 3.6 t ADT: 25
SALISBURY STREET
FairOver: FLAUGHERTY CREEK
MEYERSDALE BOROUGH, Somerset, PA
Built 1974 Load: 3.6 t ADT: 200
T-646, Willows Rd
FairOver: OVER BROKENSTRAW CREEK
COLUMBUS TOWNSHIP, Warren, PA
Built 1992 Load: 3.6 t ADT: 100
FR 154
FairOver: FARNSWORTH RUN
3.0 MILES S OF SR 2006, Warren, PA
Built 1934 Load: 3.6 t ADT: 50
SR0368
FairOver: ALLEGHENY RIV/ABAND RR
PARKER, Clarion, PA
Built 1934 Load: 4.5 t ADT: 1,742
T-383 COULTER RD
FairOver: BEAVER CREEK
0.6 mi SW, int w/ SR4005, Clarion, PA
Built 1960 Load: 4.5 t ADT: 50
LAPP RD.
FairOver: JORDAN CREEK
MANASSES-GUTH BRIDGE, Lehigh, PA
Built 1858 Load: 4.5 t ADT: 100
71st Street
FairOver: AMTRAK (NE Corridor)
S of Paschall Avenu 36E05, Philadelphia, PA
Built 1901 Load: 4.5 t ADT: 40,000
SR 1013 Cly Rd.
FairOver: CONEWAGO CREEK
2 MILE WEST OF YORK HAVEN, York, PA
Built 1974 Load: 4.5 t ADT: 444
SR0085
FairOver: TRIB S BR PLUM CREEK
HILLTOP, Indiana, PA
Built 1959 Load: 5.4 t ADT: 2,596
SOUTH 14TH STREET
FairOver: SOLDIER RUN
0.1 MI SE OF US RTE 322, Jefferson, PA
Built 1989 Load: 5.4 t ADT: 50
SR 1009
FairOver: LITTLE SWATARA CREEK
2 MI.N. OF MT.ZION, Lebanon, PA
Built 1986 Load: 5.4 t ADT: 825
WEHRS COVERED
FairOver: JORDAN CREEK
WEHR'S BRIDGE, Lehigh, PA
Built 1841 Load: 5.4 t ADT: 100
PA 160
FairOver: CLEAR SHADE CREEK
2.5 MI.N.OF CENTRAL CITY, Somerset, PA
Built 1978 Load: 5.4 t ADT: 3,302
T-713,COUNTY BR RD
FairOver: WILLS CREEK
3 MI.W.OF GLENCOE, Somerset, PA
Built 1925 Load: 5.4 t ADT: 50
FR 130
FairOver: SPRING CREEK
3.5 MILES FROM FR131, Forest, PA
Built 1935 Load: 6.2 t ADT: 5
KIRK ROAD
FairOver: STONY RUN
BET. KEMPTON & GREENWALD, Berks, PA
Built 1959 Load: 6.4 t ADT: 50
T473, N. Eighth St
FairOver: NORFOLK SOUTHERN RR
JUNIATA 8TH.ST.BRIDGE, Blair, PA
Built 1979 Load: 6.4 t ADT: 10,200
T-536, CTY BR # 89
FairOver: LITTLE FISHING CREEK
2.5 MI NE OF MILLVILLE, Columbia, PA
Built 1896 Load: 6.4 t ADT: 100
SR 4018
FairOver: CONODOGUINET CREEK
2 MI. S.E. OF MOWERSVILLE, Franklin, PA
Built 1827 Load: 6.4 t ADT: 877
OLD TOWN ROAD
FairOver: MUDDY CREEK
CARMICHAELS BOROUGH, Greene, PA
Built 1998 Load: 6.4 t ADT: 75
T-816 CTY BDG #111
FairOver: BLOCKHOUSE CREEK
0.9 MI. N. OF BUTTONWOOD, Lycoming, PA
Built 1898 Load: 6.4 t ADT: 100
SR 2004,MILBURN RD
FairOver: OVER MILL RUN
SPRINGFIELD TOWNSHIP, Mercer, PA
Built 1904 Load: 6.4 t ADT: 245
BRIDGE 208,T-570
FairOver: OVER BLUFF RUN
GROOVER RD,SUGAR GROVE, Mercer, PA
Built 1974 Load: 6.4 t ADT: 85
Showing 2,501-2,550 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.