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

T-351 (HYKES RD)

Unknown

Over: I-81; SR 0081

0.75 N. OF STATE LINE, Franklin, PA

Built 1960 ADT: 21,006

I-81 NB; SR 0081

Unknown

Over: SR 2002 LEITERSBURG RD

0.5 ML. S.OF GREENCASTLE, Franklin, PA

Built 1963 ADT: 1,676

I-81 NB; SR 0081

Unknown

Over: PA 16; SR 0016

E.OF GREENCASTLE, Franklin, PA

Built 1963 ADT: 5,510

I-81 SB; SR 0081

Unknown

Over: PA 16; SR 0016

E. OF GREENCASTLE, Franklin, PA

Built 1963 ADT: 5,510

T-437; ZARGER RD

Unknown

Over: I-81; SR 0081

2.5 MI.N.OF GREENCASTLE, Franklin, PA

Built 1963 ADT: 23,264

T-452; ALLEMAN RD

Unknown

Over: I-81 ; SR 0081

0.5 ML. N.OF MARION, Franklin, PA

Built 1963 ADT: 20,054

T-455; OVERCASH RD

Unknown

Over: I-81; SR 0081

1 ML. N. OF MARION, Franklin, PA

Built 1963 ADT: 20,462

T-452; LIGHTHSE RD

Unknown

Over: I-81, SR 0081

1.5 ML. N. OF MARION, Franklin, PA

Built 1963 ADT: 20,462

T-467; GLFRD SPRNG

Unknown

Over: I-81; SR 0081

2 ML. N. OF MARION, Franklin, PA

Built 1963 ADT: 20,054

I-81 SB; SR 0081

Unknown

Over: PA 316; SR 0316

WAYNE AVE. S.CHAMBERSBURG, Franklin, PA

Built 1963 ADT: 4,337

T-513; MCKINLEY ST

Unknown

Over: I-81; SR 0081

0.5ML. N. OF WAYNE AVE., Franklin, PA

Built 1963 ADT: 23,281

I-81 NB; SR 0081

Unknown

Over: US 30; SR 0030

U.S.30 CHAMBERSBURG, Franklin, PA

Built 1963 ADT: 8,822

I-81 SB; SR 0081

Unknown

Over: US 30; SR 0030

U.S. 30 CHAMBURSBURG, Franklin, PA

Built 1963 ADT: 8,822

T613;Pine Stump Rd

Unknown

Over: I-81; SR 0081

1 Mi. N. of Scotland, Franklin, PA

Built 1963 ADT: 21,959

PA 163;Mason Dixon

Unknown

Over: I-81; SR 0081

Mason Dixon Line, Franklin, PA

Built 1960 ADT: 21,006

SR 1003;Woodstock

Unknown

Over: I-81; SR 0081

0.75 M S SCOTLAND, Franklin, PA

Built 1963 ADT: 22,150

SR 2016 clayhill

Unknown

Over: I-81;SR 0081

1.75 ML. S.OF MARION, Franklin, PA

Built 1963 ADT: 23,264

SR 3006

Unknown

Over: I-81; SR 0081

1.75 ML. N. OF STATE LINE, Franklin, PA

Built 1960 ADT: 21,006

PA TPK (I-76)

Unknown

Over: PA TPK RAMP

WILLOW HILL INTER., Franklin, PA

Built 1939 ADT: 892

PA TPK (I-76)

Unknown

Over: T-563

WILLOW HILL, Franklin, PA

Built 1939 ADT: 100

PA TPK (I-76)

Unknown

Over: T-565

NEAR WILLOW HILL, Franklin, PA

Built 1939 ADT: 100

PA TPK (I-76)

Unknown

Over: T-560,CONOCOCHE CR

METAL TWP, Franklin, PA

Built 1939 ADT: 100

PA TPK (I-76)

Unknown

Over: SR 641

FANNETT TWP, Franklin, PA

Built 1939 ADT: 2,499

PA TPK (I-76)

Unknown

Over: T-575

FANNETT TWP., Franklin, PA

Built 1939 ADT: 100

SR 1010; WALKER RD

Unknown

Over: I-81; SR 0081

1 MI.N.OF CHAMBERSBURG, Franklin, PA

Built 2005 ADT: 22,150

PA997; SR 997

Unknown

Over: I-81; SR0081

0.25mile S. of Scotland, Franklin, PA

Built 2009 ADT: 22,143

I-70 EBL

Unknown

Over: T340 FAIRVIEW ROAD

1.5 MI.W.OF AMARANTH EXIT, Fulton, PA

Built 1962 ADT: 6,251

PA 484

Unknown

Over: I-70

OVER I-70, Fulton, PA

Built 1960 ADT: 10,677

SR 1004

Unknown

Over: US 30

1.5 MI.W.OF MCCONNELSBURG, Fulton, PA

Built 1966 ADT: 1,671

SR 3006

Unknown

Over: I-70

@ I-70; 0.48 MI E SR 3007, Fulton, PA

Built 1960 ADT: 7,008

SR 3006

Unknown

Over: I-70

FRANKLIN MILLS, Fulton, PA

Built 1959 ADT: 7,022

PA TPK (I-76) EB

Unknown

Over: SR 4007(LR 29022);B-467A

WEST OF HUSTONTOWN, Fulton, PA

Built 2008 ADT: 395

WB PA TPK SP RAMP

Unknown

Over: PA TPK (I-76)

WEST OF HUSTONTOWN, Fulton, PA

Built 1997 ADT: 20,523

T-423 Davis Ln Rd

Unknown

Over: PA TPK (I-76)

NEAR HUSTONTOWN, Fulton, PA

Built 1939 ADT: 20,523

SR 0655 (LR 323)

Unknown

Over: PA TPK (I-76)

NEAR HUSTONTOWN, Fulton, PA

Built 1939 ADT: 20,523

PA 475 (LR 192)

Unknown

Over: PTC B-413, MP 177.72

WEST OF FT LITTLETON INTG, Fulton, PA

Built 1995 ADT: 18,409

US 522 (LR 193)

Unknown

Over: PA TPK (I-76)

NEAR FORT LITTLETON INTG, Fulton, PA

Built 1939 ADT: 20,523

TURNPIKE RAMP

Unknown

Over: PA TPK (I-76)

FORT LITTLETON INTERCHGE, Fulton, PA

Built 1939 ADT: 20,523

PA TPK (I-76)

Unknown

Over: T-430

NEAR FORT LITTLETON, Fulton, PA

Built 1939 ADT: 200

I-70 EBL

Unknown

Over: T390 LODGE ROAD

CRYSTAL SPRINGS, Fulton, PA

Built 2009

I-70 WBL

Unknown

Over: T390 LODGE ROAD

CRYSTAL SPRINGS, Fulton, PA

Built 2009

PA TPK (I-76) EB

Unknown

Over: SR 4004 (LR 29025)

West of Hustontown, Fulton, PA

Built 2015 ADT: 212

PA TPK (I-76) EB

Unknown

Over: SR 4004 (LR 29025)

West of Hustontown, Fulton, PA

Built 2015 ADT: 212

SR 0079

Unknown

Over: SR 2009

PERRY TOWNSHIP, Greene, PA

Built 1970 ADT: 531

SR 0079

Unknown

Over: SR 2009

PERRY TOWNSHIP, Greene, PA

Built 1970 ADT: 531

SR 0079

Unknown

Over: SR 2006 & DUNKARD CREEK

PERRY TOWNSHIP, Greene, PA

Built 1973 ADT: 49

SR 0079

Unknown

Over: TWP. ROAD 389 & BELL RUN

PERRY TOWNSHIP, Greene, PA

Built 1973 ADT: 150

SR 0079

Unknown

Over: TWP. ROAD 389 & BELL RUN

PERRY TOWNSHIP, Greene, PA

Built 1973 ADT: 150

SR 2030 (T-409)

Unknown

Over: SR 0079

WHITELEY TOWNSHIP, Greene, PA

Built 1973 ADT: 10,151

SR 0079

Unknown

Over: SR 2026

FRANKLIN TOWNSHIP, Greene, PA

Built 1971 ADT: 3,668

Showing 801-850 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.