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

Total Bridges

14,867

Public highway bridges in Pennsylvania

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

Pennsylvania45%42.4%12.6%GoodFairPoor
Bridge inventory deck-condition mix - Pennsylvania (FHWA NBI)

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
Structure
Progressive
Burden @ $100K
$1,188

AK

Alaska

10.12% top marginal rate
Structure
Progressive
Burden @ $100K
$909
Selected

PA

Pennsylvania

10.50% top marginal rate
Structure
Progressive
Burden @ $100K
$14,867

ND

North Dakota

10.84% top marginal rate
Structure
Progressive
Burden @ $100K
$4,242

LA

Louisiana

11.00% top marginal rate
Structure
Progressive
Burden @ $100K
$12,699

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

Poor

Over: KISKIMINETAS RIVER

SALTSBURG, Indiana, PA

Built 1985 Load: 0.9 t ADT: 4,169

T-783 HARRIS HILL

Poor

Over: TOBYS CREEK

100 FT NE OF SR 309, Luzerne, PA

Built 1920 Load: 0.9 t ADT: 220

BRIDGE 2805,T-303

Poor

Over: OVER SHENANGO RIVER TRIB

HEASLEY RD SHENANGO TWP, Mercer, PA

Built 1922 Load: 0.9 t ADT: 89

SR 3014

Poor

Over: LAUREL HILL CREEK

BARRONVALE, Somerset, PA

Built 1962 Load: 0.9 t ADT: 167

Clark Street

Poor

Over: Fallen Timber Run

Clark St, Hooversville, Somerset, PA

Built 1910 Load: 0.9 t ADT: 100

SR 4012

Poor

Over: LOYALSOCK CREEK

BORO OF FORKSVILLE, Sullivan, PA

Built 1850 Load: 0.9 t ADT: 137

All Bridges in Pennsylvania

PA 33(LR 796)

Unknown

Over: MALE ST (FORMER SR 1028)

PA 33 OVER MALE STREET, Northampton, PA

Built 1958 ADT: 1,384

PA 33 (LR 796)

Unknown

Over: SR1007 {BROADWAY}(LR165)

NEAR MONROE COUNTY LINE, Northampton, PA

Built 1958 ADT: 5,123

I-78 EB (LR 1045)

Unknown

Over: PA 378 (LR 297)

I-78 EB OVER PA.378, Northampton, PA

Built 1989 ADT: 17,967

I-78 WB (LR 1045)

Unknown

Over: PA 378 (LR 297)

I-78 WB OVER PA. 378, Northampton, PA

Built 1989 ADT: 17,967

I-78 EB (LR 1045)

Unknown

Over: SR 3002(LR 48001)STREAM

I-78 OVER BLACK RIV.RD., Northampton, PA

Built 1989 ADT: 4,372

I-78EB(LR 1045)

Unknown

Over: WILLIAMS STREET

I78 EB OVER WILLIAMS ST., Northampton, PA

Built 1988 ADT: 200

I-78 EB (LR 1045)

Unknown

Over: CREEK,STREETS,P.B.& N. E

SAUCON PARK VIADUCT, Northampton, PA

Built 1988 ADT: 200

I-78EB(LR 1045)

Unknown

Over: PA 412(LR 530)& RAMP

EXIT 21(67)PA.412, Northampton, PA

Built 1988 ADT: 13,364

I-78EB(LR 1045)

Unknown

Over: SR 2006(EASTON RD.)

OVER SR2006(EASTON RD), Northampton, PA

Built 1988 ADT: 4,631

I-78 E.B.(LR 1045)

Unknown

Over: SR 2006 (LR 48006)

OVER SR 2006(EASTON RD), Northampton, PA

Built 1988 ADT: 4,631

I-78 W.B.(LR 1045)

Unknown

Over: SR 2012(LR 48010)

OVER ISLAND PK.RD., Northampton, PA

Built 1987 ADT: 2,263

SR 78EB(LR 1045)

Unknown

Over: T-430 AND MORGANS RUN

OVER BERGER RD.(T-430), Northampton, PA

Built 1988 ADT: 200

SR 78WB(LR 1045)

Unknown

Over: T-430 AND MORGANS RUN

OVER BERGER RD.(T-430), Northampton, PA

Built 1988 ADT: 200

SR 2012 (LR 48010)

Unknown

Over: SR 78(LR 1045)

APPLEBUTTER RD. OVER I-78, Northampton, PA

Built 1987 ADT: 26,739

SR 2016(LR 48121)

Unknown

Over: I-78

CEDARVILLE RD., Northampton, PA

Built 1985 ADT: 63,500

SR 2017 (LR 48019)

Unknown

Over: SR 22 (LR 773)

13TH ST.INTERCHANGE, Northampton, PA

Built 1954 ADT: 20,555

SR 2028 (LR 48017)

Unknown

Over: PA 33 (LR 1098)

CHURCH RD. OVER PA.33, Northampton, PA

Built 1972 ADT: 39,546

SR 2028 (LR 48017)

Unknown

Over: US 22 (LR 772)

BETHMAN RD.OVER U.S.22, Northampton, PA

Built 1954 ADT: 20,443

SR 2028 (LR 48018)

Unknown

Over: US 22 (LR 773)

GREENWOOD AVE.OVER U.S.22, Northampton, PA

Built 1954 ADT: 20,443

SR 3004(LR 48118)

Unknown

Over: I-78(LR 1045)

HICKORY HILL ROAD, Northampton, PA

Built 1987 ADT: 27,603

SR 3011 (LR 48096)

Unknown

Over: CITY STS,RIVER,CAN,NSRC

PHILIP FAHY BRIDGE,NEW ST, Northampton, PA

Built 1972 ADT: 100

BROAD STREET

Unknown

Over: MONOCACY CK, RR, CITY ST

BROAD STREET, Northampton, PA

Built 1909

US 22

Unknown

Over: PA 611(SR0611)

CITY OF EASTON, Northampton, PA

Built 1950 ADT: 5,480

US 22

Unknown

Over: N. 3RD ST (SR 2023)

CITY OF EASTON, Northampton, PA

Built 1950 ADT: 11,054

PA 611-NJ 94 CONN.

Unknown

Over: PA 611;DEL RIVER; NS RR

PORTLAND BOROUGH, Northampton, PA

Built 1952 ADT: 2,297

PA 145

Unknown

Over: LEHIGH R.;NORFOLK SOUTHE

TREICHLERS BRIDGE, Northampton, PA

Built 1997 ADT: 100

I-78 WB (LR 1045)

Unknown

Over: SR 2014(LR 48090)

W.B.OVER REDINGTON RD., Northampton, PA

Built 2000 ADT: 285

I-78 WB (LR 1045)

Unknown

Over: RAMPS A&B SR8018

W.B.OVER SR 8018, Northampton, PA

Built 2001 ADT: 9,820

I-78 EB (LR 1045)

Unknown

Over: RAMPS A&B SR 8018

E.B. OVER SR 8018, Northampton, PA

Built 2001 ADT: 9,820

PA 33 NB

Unknown

Over: SR 2007

OVER HOPE ROAD, Northampton, PA

Built 2001 ADT: 134

PA 33 SB

Unknown

Over: SR 2007

OVER HOPE ROAD, Northampton, PA

Built 2001 ADT: 134

PA 33 NB

Unknown

Over: SR 2020

OVER WM. PENN HWY., Northampton, PA

Built 2001 ADT: 17,894

PA 33 SB

Unknown

Over: SR 2020

OVER WM. PENN HWY., Northampton, PA

Built 2001 ADT: 17,894

SR 2018

Unknown

Over: PA 33

FREEMANSBURG AVE INTER., Northampton, PA

Built 2001 ADT: 38,305

I-78 WB

Unknown

Over: SR 611

0.25 MI NW OF DELAWARE R., Northampton, PA

Built 1986 ADT: 2,930

I-78 EB

Unknown

Over: SR 611

0.24 MI NW OF DELAWARE R., Northampton, PA

Built 1986 ADT: 2,930

SR 1002 (LR 48025)

Unknown

Over: PA 33 (LR 1098)

SR 1002 OVER PA 33, Northampton, PA

Built 2015 ADT: 31,243

SR 33 (LR 1098NB)

Unknown

Over: SR 22 (LR 772)

US22/PA33 INTERCHANGE, Northampton, PA

Built 2018 ADT: 15,080

SR 33 (LR 1098SB)

Unknown

Over: SR 22(LR 772)

US22/PA33 INTERCHANGE, Northampton, PA

Built 2017 ADT: 15,080

SR 61

Unknown

Over: SUSQUEHANNA RIVER

SUNBURY RIVER BRIDGE, Northumberland, PA

Built 1986 ADT: 3,958

I-80 EB

Unknown

Over: SR405 & W BR SUSQUEHANNA

MILTON I80EB RIVER BRIDGE, Northumberland, PA

Built 1962 ADT: 4,625

I-80 WB

Unknown

Over: SR405& WB SUSQUEHANNA R.

MILTON I80WB RIVER BRIDGE, Northumberland, PA

Built 1962 ADT: 4,625

SR I-80 EBL

Unknown

Over: OVER SR254 & LIMESTONE C

1.5 MI E OF MILTON, Northumberland, PA

Built 1962 ADT: 1,705

SR 147

Unknown

Over: OVER S.R. 45

0.5 MI E OF MONTANDON, Northumberland, PA

Built 1971 ADT: 3,722

TR 147

Unknown

Over: OVER SR 254

BORO OF MILTON, Northumberland, PA

Built 1971 ADT: 5,565

T-666

Unknown

Over: 1045 OVER I-180 EB & WB

2.5 MI.SOUTH OF MUNCY, Northumberland, PA

Built 1970 ADT: 8,024

I-180 EBL

Unknown

Over: I-180 OVER S.R.54

5.5 MILES SOUTH OF MUNCY, Northumberland, PA

Built 1970 ADT: 5,872

I-180 WBL

Unknown

Over: I-180 OVER S.R. 54

5.5 MILES SOUTH OF MUNCY, Northumberland, PA

Built 1970 ADT: 5,872

SR 0180 EB

Unknown

Over: SR44,NORSOUTH,WARRIOR RU

3 MI E OF WATSONTOWN, Northumberland, PA

Built 1971 ADT: 923

SR 0180 WB

Unknown

Over: SR44, NS RR, WARRIOR RUN

3 MI E OF WATSONTOWN, Northumberland, PA

Built 1971 ADT: 923

Showing 1,601-1,650 of 14,867 bridges

Related

All states → | National rankings → | Understanding conditions → | Retired SD term explained →
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.