State profile · Below national median SD

Maryland bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Maryland — drawn straight from the FHWA National Bridge Inventory.

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

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 rated 0-4

Structurally Deficient

4.3%

236 bridges flagged for repair priority

-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 — Structurally deficient 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 on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Maryland on the same metric.

09

Connecticut

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

47

Tennessee

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

24

Maryland

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

08

Colorado

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

41

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 composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Maryland

HOPEWELL ROAD

Good

Over: TRIBUTARY OF SEMPLE RUN

0.34 MI NE OF US RTE 11, Washington, MD

Built 1964 Load: 32.7 t ADT: 7,648

GOVERNOR LANE BOUL

Good

Over: TRIBUTARY OF CONOCOCHEAG

0.3 MI N OF MD RTE 68, Washington, MD

Built 1972 Load: 32.7 t ADT: 7,589

NORTH HAWBAKER CIR

Good

Over: TOM'S RUN

0.09 MI. W. OF N MILL ST., Washington, MD

Built 1977 Load: 32.7 t ADT: 56

PRIVATE ENTRANCE

Good

Over: WETIPQUIN CREEK

2 MI N OF COXS CORNER, Wicomico, MD

Built 1994 Load: 32.7 t ADT: 16

BEAGLIN PARK DRIVE

Good

Over: BEAVERDAM CREEK

1 MI S OF GLEN AVE, Wicomico, MD

Built 1975 Load: 32.7 t ADT: 1,176

BEAGLIN PARK DRIVE

Good

Over: MIDDLE NECK BRANCH

0.05 MI N of MD 12, Wicomico, MD

Built 2008 Load: 32.7 t ADT: 1,229

MD 90

Good

Over: CHURCH BRANCH

1.26 MILES EAST OF MD 346, Worcester, MD

Built 1976 Load: 32.7 t ADT: 8,118

QUEPONCO ROAD

Good

Over: OLD MILL BRANCH

3.79 MI N OF US RTE 113, Worcester, MD

Built 1994 Load: 32.7 t ADT: 130

RIVER ROAD

Good

Over: C&O CANAL

0.19 MI S OF PPG RD, Allegany, MD

Built 2014 Load: 33.0 t ADT: 105

SPOOKS HILL ROAD

Good

Over: COOPER'S RUN

0.8 MI E BECKLEYSVILLE RD, Baltimore city, MD

Built 2016 Load: 33.0 t ADT: 110

MD 464

Good

Over: CATOCTIN CREEK

3.17 MILES EAST OF MD 17, Frederick, MD

Built 2010 Load: 33.0 t ADT: 4,040

MD 26

Good

Over: ISRAEL CREEK

0.66 MILE EAST OF MD 194, Frederick, MD

Built 2000 Load: 33.1 t ADT: 10,092

EXECUTIVE WAY

Good

Over: BALLENGER CREEK

0.1 MI WEST OF MD 85, Frederick, MD

Built 2007 Load: 33.1 t ADT: 6,345

GAME PRESERVE ROAD

Good

Over: WHETSTONE RUN

0.2 MI NORTH OF MD 355, Montgomery, MD

Built 1990 Load: 33.1 t ADT: 1,982

GREENCASTLE ROAD

Good

Over: LITTLE PAINT BRANCH

0.10 MI E OF MONT CO LINE, Prince George's, MD

Built 1955 Load: 33.4 t ADT: 6,491

FREDERICK AVE

Good

Over: GWYNNS FALLS, CSX

0.6 MI E HILTON PKWY, Baltimore city, MD

Built 1930 Load: 33.6 t ADT: 18,410

MONROE STREET VIAD

Good

Over: CSX RAILROAD

0.1 MI NW OF I-95, Baltimore city, MD

Built 1955 Load: 33.6 t ADT: 12,000

KUMP STATION ROAD

Good

Over: SILVER RUN

0.14 MI W OF BABYLON RD, Carroll, MD

Built 1982 Load: 33.6 t ADT: 179

WEST CREEK VILLAGE

Good

Over: WEST BRANCH OF CHRISTINA

0.3 MI NORTH OF MD 277, Cecil, MD

Built 2008 Load: 33.6 t ADT: 3,184

PRINCE EDWARD DR

Good

Over: UNNAMED TRIBUTARY

.05 MI N OF BILLINGSLY RD, Charles, MD

Built 1996 Load: 33.6 t ADT: 558

SANDY HOOK ROAD

Good

Over: DEER CREEK

1.5 MIL NE OF ALLIBONE RD, Harford, MD

Built 1977 Load: 33.6 t ADT: 190

COLUMBIA ROAD

Good

Over: LITTLE PATUXENT RIVER

0.5 MI N OF L. PATUX PKWY, Howard, MD

Built 1987 Load: 33.6 t ADT: 6,934

VALLEY MILL ROAD

Good

Over: LITTLE FALLS

0.59 MI N OF WALKER RD, Baltimore, MD

Built 1975 Load: 34.0 t ADT: 210

OWINGS MILLS BOULE

Good

Over: HORSEHEAD BRANCH

2.7 MI SW OF MD 140, Baltimore, MD

Built 2012 Load: 34.0 t ADT: 41,030

CAPE HORN ROAD NOR

Good

Over: UNNAMED STREAM

INT. W/ HARVEY GUMMEL RD, Carroll, MD

Built 2019 Load: 34.0 t ADT: 1,457

MD 355

Good

Over: BENNETT CREEK

1.06 MILES SOUTH OF MD 80, Frederick, MD

Built 2022 Load: 34.0 t ADT: 9,500

BIG WOODS ROAD

Good

Over: BENNETT CREEK

0.35 MI N OF MD RTE 355, Frederick, MD

Built 2007 Load: 34.0 t ADT: 2,120

MD 355

Good

Over: LITTLE BENNETT CREEK

0.10 MILE SOUTH OF MD 109, Montgomery, MD

Built 1925 Load: 34.0 t ADT: 7,540

JERUSALEM ROAD

Good

Over: DRY SENECA CREEK

0.37 MILES EAST OF MD 109, Montgomery, MD

Built 2013 Load: 34.0 t ADT: 1,050

MD 200 (ICC)

Good

Over: ROCK CREEK

3.30 MI W OF MD 97, Montgomery, MD

Built 2010 Load: 34.0 t ADT: 62,479

MD 725

Good

Over: FEDERAL SPRING BRANCH

0.62 MILE WEST OF MD 717, Prince George's, MD

Built 2011 Load: 34.0 t ADT: 13,032

GREENBELT METRO DR

Good

Over: INDIAN CREEK

500FT NW OF CHERRYWOOD LA, Prince George's, MD

Built 1971 Load: 34.0 t ADT: 2,416

MD 331

Good

Over: CHOPTANK RIVER

ON CAROLINE CO LINE, Talbot, MD

Built 2018 Load: 34.0 t ADT: 13,600

IS 70 RAMP 'B'

Good

Over: BEAVER CREEK

0.08 MI W OF MD 66, Washington, MD

Built 1968 Load: 34.0 t ADT: 7,850

US 113

Good

Over: MIDDLE BRANCH

0.784 MILE N OF MD 589, Worcester, MD

Built 2001 Load: 34.0 t ADT: 14,192

KREIGBAUM ROAD

Good

Over: JENNINGS RUN

0.04 MI W OF MD 36, Allegany, MD

Built 2021 Load: 34.3 t ADT: 699

HESS ROAD

Good

Over: LITTLE GUNPOWDER FALLS

1.8 MI E OLD YORK ROAD, Baltimore, MD

Built 1978 Load: 34.3 t ADT: 2,699

BARON RD

Good

Over: CSX RAILROAD

0.16 MI N OF NAZARENE RD, Cecil, MD

Built 2015 Load: 34.3 t ADT: 535

SURRATTS ROAD

Good

Over: PISCATAWAY CREEK

1.73 MILES EAST OF MD 5, Prince George's, MD

Built 1975 Load: 34.3 t ADT: 2,406

OPOSSUMTOWN PIKE

Good

Over: LITTLE TUSCARORA CREEK

0.2 MI W OF WILLOWBRK RD, Frederick, MD

Built 1975 Load: 34.5 t ADT: 1,783

MD 119

Good

Over: MUDDY BRANCH

0.9 MI SE OF JCT SR 124, Montgomery, MD

Built 1988 Load: 34.5 t ADT: 34,401

MD 119

Good

Over: SHADY BRANCH

0.13 M N OF SAM EIG HWY, Montgomery, MD

Built 1988 Load: 34.5 t ADT: 39,581

BALL ROAD

Good

Over: PETER PAN RUN

1.7 MI W OF IJAMSVILLE RD, Frederick, MD

Built 1970 Load: 34.7 t ADT: 906

BOYERS MILL ROAD

Good

Over: LAKE LINGANORE

1.8 MI S OF GAS HOUSE PK, Frederick, MD

Built 2017 Load: 34.7 t ADT: 5,776

MARBLE QUARRY ROAD

Good

Over: LITTLE ANTIETAM CREEK

0.4 MI NW OF MD RTE 67, Washington, MD

Built 1920 Load: 34.7 t ADT: 178

GREENSPRING AVENUE

Good

Over: SLAUGHTERHOUSE BRANCH

0.3 MI N BALTO BELTWAY, Baltimore, MD

Built 1984 Load: 34.9 t ADT: 5,193

I-895 NB

Good

Over: MOORES RUN

Milepoint M14.68, Baltimore city, MD

Built 2008 Load: 34.9 t ADT: 32,084

US 40 WB

Good

Over: AMTRAK

0.31 MILE EAST OF MD 279, Cecil, MD

Built 1992 Load: 34.9 t ADT: 18,638

BRANDENBURG HOLLOW

Good

Over: MIDDLE CREEK

0.7 MI N OF STOTTLEMEYER, Frederick, MD

Built 1976 Load: 34.9 t ADT: 483

MD 560

Good

Over: BRANCH OF GLADE RUN

2.85 MILES NORTH OF US 50, Garrett, MD

Built 1950 Load: 34.9 t ADT: 1,914

Showing 4,051-4,100 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 Editorial.

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). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.