State profile · Below median Poor share

Maryland bridge safety

Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Maryland, based on the FHWA National Bridge Inventory.

5,527
Public bridges
25.9%
Good condition
4.3%
Poor condition

Data updated May 2026

Total Bridges

5,527

Public highway bridges in Maryland

Good Condition

25.9%

1,432 bridges rated 7-9

-24.1pp vs 50% benchmark

Poor Condition

4.3%

236 bridges whose lowest applicable component is rated 0-4

-2.7pp vs national avg 7.0%

Maryland vs national bridge condition

Maryland - Good condition share 25.9%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Maryland - Poor-condition share 14.2%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Maryland 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 Maryland on the same metric.

CT

Connecticut

3.95% top marginal rate
Structure
Progressive
Burden @ $100K
$4,277

TN

Tennessee

3.97% top marginal rate
Structure
Progressive
Burden @ $100K
$20,426
Selected

MD

Maryland

4.27% top marginal rate
Structure
Progressive
Burden @ $100K
$5,527

CO

Colorado

4.32% top marginal rate
Structure
Progressive
Burden @ $100K
$8,965

OR

Oregon

4.46% top marginal rate
Structure
Progressive
Burden @ $100K
$8,310

Bridges Needing Most Attention in Maryland

Six lowest-condition bridges in Maryland, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

All Bridges in Maryland

OLD FURNACE ROAD

Good

Over: NASSAWANGO CREEK

1.10 MI SW OF MD 12, Worcester, MD

Built 2004 Load: 63.0 t ADT: 450

FIVE MILE BRANCH R

Good

Over: COONFOOT BRANCH

0.76 MI N OF US RTE 113, Worcester, MD

Built 2017 Load: 63.2 t ADT: 128

TOWN CREEK ROAD

Good

Over: TOWN CREEK

1.95 MI N OF L TOWN CK RD, Allegany, MD

Built 2001 Load: 63.5 t ADT: 525

ARTIE KEMP ROAD

Good

Over: TOWN BRANCH

0.2 MI WEST OF MD 75, Frederick, MD

Built 1982 Load: 63.5 t ADT: 311

MD 623

Good

Over: BROAD CREEK

2.63 MI S OF PA LINE, Harford, MD

Built 1998 Load: 63.5 t ADT: 1,120

MD 100

Good

Over: OLD MONT. RD & DEEP RUN

0.62 MILE WEST OF MD 103, Howard, MD

Built 1998 Load: 63.5 t ADT: 82,092

I-370 RAMP L(7)

Good

Over: I-370 RAMP M(3)

.23 MI E OF MD 355, Montgomery, MD

Built 2010 Load: 63.5 t ADT: 3,953

GREENBELT STATION

Good

Over: BRANCHVILLE ROAD

.04 MILES N OF MD 193, Prince George's, MD

Built 2008 Load: 63.5 t ADT: 850

IS 68 EBR

Good

Over: STREET ROAD

0.92 M E OF BR NO 0114600, Allegany, MD

Built 1990 Load: 63.9 t ADT: 19,030

BRIDGE STREET

Good

Over: BRADDOCK RUN

0.14 MI NW OF US 40 ALT, Allegany, MD

Built 2009 Load: 63.9 t ADT: 275

ST. FRANCIS DRIVE

Good

Over: TRIBUTARY TO SEVERN RUN

0.19 MI. N. OF MD 174, Anne Arundel, MD

Built 2018 Load: 63.9 t ADT: 669

SCHUCKS PARK ROAD

Good

Over: BROAD RUN

0.2 MI. E. OF SCHUCKS RD, Harford, MD

Built 2012 Load: 63.9 t ADT: 306

MD 500

Good

Over: NORTHWEST BRANCH

0.10 MILE EAST OF MD 501, Prince George's, MD

Built 1934 Load: 63.9 t ADT: 41,631

HARFORD CREAMERY R

Good

Over: TRIB / LITTLE DEER CREEK

0.5 MILES N OF LEMON RD, Harford, MD

Built 2015 Load: 64.2 t ADT: 500

Kerby Hill Road

Good

Over: Carey Branch

1.5 MILE SOUTH OF I-495, Prince George's, MD

Built 2021 Load: 64.2 t ADT: 6,525

MD 36

Good

Over: JENNINGS RUN

0.12 MI N OF MD 35, Allegany, MD

Built 1957 Load: 64.4 t ADT: 8,670

PHOENIX ROAD

Good

Over: TRIBUTARY TO GUNPOWDER F

0.5 MI. NE OF SR 45, Baltimore, MD

Built 2002 Load: 64.4 t ADT: 1,607

JASPER RILEY ROAD

Good

Over: TROUT RUN

0.9 MILES EAST OF US 219, Garrett, MD

Built 2018 Load: 64.4 t ADT: 26

PARK CENTRAL RD

Good

Over: STILL CREEK

1.2 MI FROM GREENBELT RD, Prince George's, MD

Built 2022 Load: 64.4 t ADT: 30

IS 68 WB

Good

Over: RICE ROAD

1.71 MILES EAST OF MD 903, Washington, MD

Built 1985 Load: 64.4 t ADT: 19,950

FIRST STREET

Good

Over: ROCK CREEK TRIBUTARY

0.07 MILE WEST OF MD28, Montgomery, MD

Built 2017 Load: 64.8 t ADT: 3,496

I-695 RAMP to I95S

Good

Over: STEMMERS RUN

I-95/I-695 Interchange, Baltimore, MD

Built 2008 Load: 64.9 t ADT: 23,331

THURSTON ROAD

Good

Over: LITTLE BENNETT CREEK

1.8 MI S OF PETERS RD, Frederick, MD

Built 1986 Load: 64.9 t ADT: 478

SCHUSTER ROAD

Good

Over: WEST BRANCH/ WINTERS RUN

0.2 MILES E OF MD 146, Harford, MD

Built 1999 Load: 64.9 t ADT: 4,200

IS 83 RAMP '6'

Good

Over: BRANCH OF BEAVERDAM RUN

RP FR PADONIA TO I 83 SB, Baltimore, MD

Built 1983 Load: 65.3 t ADT: 10,000

WARD ROAD

Good

Over: TRIBUTARY TO HALL CREEK

1.10 MI EAST OF MD 4, Calvert, MD

Built 1997 Load: 65.3 t ADT: 924

RED TOAD ROAD

Good

Over: PRINCIPIO CREEK

0.06 MI N OF PRINCIPIO RD, Cecil, MD

Built 2008 Load: 65.3 t ADT: 1,060

MD 144FA

Good

Over: CARROLL CREEK

0.02 M E OF BENTZ ST, Frederick, MD

Built 1994 Load: 65.3 t ADT: 6,869

RIDGE ROAD

Good

Over: BROAD CREEK

2.2 MILES SW OF MD 136, Harford, MD

Built 1979 Load: 65.3 t ADT: 169

WHITES FERRY ROAD

Good

Over: BROAD RUN TRIBUTARY

1 MI W OF ELGIN ROAD, Montgomery, MD

Built 2014 Load: 65.3 t ADT: 1,836

NORBECK ROAD

Good

Over: NURSERY RUN

0.98 MILES EAST OF MD 182, Montgomery, MD

Built 2002 Load: 65.3 t ADT: 18,960

Ramp WN to US29 NB

Good

Over: Ramp NB to Briggs Chaney

0.8 Mi S Briggs Chaney Rd, Montgomery, MD

Built 2011 Load: 65.3 t ADT: 309

MD 481

Good

Over: BLOCKSTON BRANCH

2.55 MILES S OF MD 304, Queen Anne's, MD

Built 2002 Load: 65.3 t ADT: 862

FORT AVE

Good

Over: CSX

FORT AVENUE OVER CSX RR, Baltimore city, MD

Built 2012 Load: 65.4 t ADT: 12,359

WATKINS MILL ROAD

Good

Over: GREAT SENECA CREEK

.6 MI SE OF BLUNT ROAD, Montgomery, MD

Built 1990 Load: 65.7 t ADT: 12,760

THIRD LEVEL ENTRAN

Good

Over: HOURLY PARKING GARAGE

BWI HOURLY PARK GARAGE, Anne Arundel, MD

Built 1995 Load: 65.8 t ADT: 1,105

MD 213

Good

Over: CSX TRANSPORTATION

0.16 MILE NORTH OF IS 95, Cecil, MD

Built 1991 Load: 65.8 t ADT: 8,241

MD 140

Good

Over: MONOCACY RIVER

ON CARROLL CO LINE, Frederick, MD

Built 2013 Load: 65.8 t ADT: 4,801

GAS HOUSE PIKE

Good

Over: BENS BRANCH

0.5 MI WEST OF MD 75, Frederick, MD

Built 1982 Load: 65.8 t ADT: 2,353

RUFFS MILL ROAD

Good

Over: TRIB / THOMAS RUN

0.8 MILES SE OF US 1, Harford, MD

Built 2011 Load: 65.8 t ADT: 1,007

TURKEY POINT ROAD

Good

Over: SELBY BAY

0.40 MI E OF MD 214, Anne Arundel, MD

Built 1994 Load: 66.2 t ADT: 1,123

BUSINESS PARK DRIV

Good

Over: ROLAND RUN

0.4 MI S OF TIMONIUM RD, Baltimore, MD

Built 1992 Load: 66.2 t ADT: 5,625

HARDESTY ROAD

Good

Over: FISHING CREEK

0.44 MI S OF KAPPOPOS WAY, Calvert, MD

Built 1998 Load: 66.2 t ADT: 600

W COVE POINT ROAD

Good

Over: WATERFORD BRANCH

0.1 MI. W. OF MD 2/MD 4, Calvert, MD

Built 2014 Load: 66.2 t ADT: 500

OLD BOHN ROAD

Good

Over: WOODVILLE BRANCH

AT MATTIE HAINES RD INTER, Frederick, MD

Built 1982 Load: 66.2 t ADT: 150

IS 370

Good

Over: OAKMONT AVENUE

0.37 MILE EAST OF MD 355, Montgomery, MD

Built 1989 Load: 66.2 t ADT: 78,741

RED LION BRANCH RD

Good

Over: RED LION BRANCH

.84 MI. NE OF MD 290, Queen Anne's, MD

Built 1984 Load: 66.2 t ADT: 1,320

BERWYN ROAD

Good

Over: INDIAN CREEK

0.84 MI W OF MD 201, Prince George's, MD

Built 1933 Load: 66.4 t ADT: 450

FAWN GROVE ROAD

Good

Over: DEER CREEK

0.8 MILES N OF MD 165, Harford, MD

Built 1978 Load: 66.7 t ADT: 978

JOHN MCADAM DR

Good

Over: DORSEY BRANCH

800 FT S OF MD 175, Howard, MD

Built 2000 Load: 66.7 t ADT: 30

Showing 4,851-4,900 of 5,527 bridges

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.

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.