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

CAREA ROAD

Poor

Over: ISLAND BRANCH

0.3 MILES S OF MD 136, Harford, MD

Built 1970 Load: 30.8 t ADT: 160

SANG RUN ROAD

Poor

Over: YOUGHIOGHENY RIVER

0.4 M SW OAKLAND SANG RUN, Garrett, MD

Built 1955 Load: 31.3 t ADT: 402

OXON HILL ROAD

Poor

Over: BROAD CREEK

0.30 M W OF LIVINGSTON RD, Prince George's, MD

Built 1963 Load: 32.2 t ADT: 30,739

GRABENSTEIN ROAD

Poor

Over: ELK LICK RUN

0.04 MI S OF MD 144, Allegany, MD

Built 1940 Load: 32.7 t ADT: 1,075

MD 710

Poor

Over: BRANCH OF BACK CREEK

0.46 MI E OF MD 2, Anne Arundel, MD

Built 1973 Load: 32.7 t ADT: 22,351

RADECKE AVENUE

Poor

Over: MOORE'S RUN

0.2 MI W CEDONIA AVE, Baltimore city, MD

Built 1930 Load: 32.7 t ADT: 10,737

HANOVER STREET

Poor

Over: CSX

HANOVER ST OVER CSX RR, Baltimore city, MD

Built 1929 Load: 32.7 t ADT: 28,030

HARFORD ROAD

Poor

Over: CSX RAILROAD

0.2 MI NE OF BROADWAY, Baltimore city, MD

Built 1900 Load: 32.7 t ADT: 10,713

GREENMOUNT AVENUE

Poor

Over: CSX RAILROAD

0.5 MI N OF NORTH AVE, Baltimore city, MD

Built 1914 Load: 32.7 t ADT: 10,713

LIBERTY GROVE ROAD

Poor

Over: ROCK RUN CREEK

0.7 N OF OLD SCHOOLHOUSE, Cecil, MD

Built 1940 Load: 32.7 t ADT: 918

GRANITE AVENUE

Poor

Over: ROCK RUN CREEK

0.8 MI E OF MAIN ST., Cecil, MD

Built 1930 Load: 32.7 t ADT: 300

OLD MORGANTOWN ROA

Poor

Over: BUFFALO RUN

0.26 MI E OF MD RTE 42, Garrett, MD

Built 1919 Load: 32.7 t ADT: 122

THIRD STREET

Poor

Over: LITTLE YOUGHIOGHENY RIVE

0.12 MI S OF OAK STREET, Garrett, MD

Built 1968 Load: 32.7 t ADT: 1,310

JARRETTSVILLE ROAD

Poor

Over: EAST BRANCH /WINTERS RUN

1.9 MILES E OF MD 165, Harford, MD

Built 1950 Load: 32.7 t ADT: 4,308

PATAPSCO AVENUE WB

Poor

Over: PATAPSCO RIVER

2 MI E BAL WASH EXPR, Baltimore city, MD

Built 1961 Load: 33.1 t ADT: 55,154

BLACK ANKLE ROAD

Poor

Over: TALBOT BRANCH

AT TALBOT RUN ROAD INTERS, Frederick, MD

Built 1979 Load: 33.1 t ADT: 278

MD 5

Poor

Over: HILTON RUN

1.86 MILES N OF MD 489, St. Mary's, MD

Built 1936 Load: 33.1 t ADT: 8,010

MD 144

Poor

Over: EVITTS CREEK

0.08 MILE EAST OF US 40AB, Allegany, MD

Built 1966 Load: 33.6 t ADT: 7,221

WHEATLEY ROAD

Poor

Over: WEST BRANCH

0.99 MI NE OF MD 272, Cecil, MD

Built 1966 Load: 33.6 t ADT: 304

HESSONG BRIDGE RD

Poor

Over: FISHING CREEK

AT POWELL RD INT, Frederick, MD

Built 1931 Load: 33.6 t ADT: 761

ROSSVILLE BOULEVAR

Poor

Over: AMTRAK AND OREMS ROAD

0.8 MI SE OF PULASKI HWY, Baltimore, MD

Built 1971 Load: 34.0 t ADT: 20,575

SISSON STREET

Poor

Over: CSX

0.3 MI W OF MARYLAND AVE, Baltimore city, MD

Built 1914 Load: 34.0 t ADT: 6,500

CHERRY HILL ROAD

Poor

Over: LITTLE PAINT BRANCH

0.5 MILES WEST OF US 1, Prince George's, MD

Built 1966 Load: 34.0 t ADT: 22,938

DOUBLE ROCK ACCESS

Poor

Over: STEMMERS RUN

0.1 MILES NW OF BELAIR RD, Baltimore, MD

Built 1950 Load: 34.5 t

MOLLY BERRY ROAD

Poor

Over: TRIB TO MATAPONI CREEK

0.12 MI S OF MD 382, Prince George's, MD

Built 1956 Load: 34.9 t ADT: 770

BRANDYWINE ROAD

Poor

Over: PISCATAWAY CREEK

2.27 MILES NORTH OF MD 5, Prince George's, MD

Built 1955 Load: 34.9 t ADT: 6,771

SHOOKSTOWN ROAD

Poor

Over: CARROLL CREEK

0.4 MI N. OF US 15 EXIT 7, Frederick, MD

Built 1911 Load: 35.8 t ADT: 6,750

OLD COURT ROAD

Poor

Over: GWYNNS FALLS AND MTA MET

1.1 MI SW OF MD RTE 140, Baltimore, MD

Built 1961 Load: 36.3 t ADT: 16,335

MONROE STREET RAMP

Poor

Over: CSX

0.2 MI S OF IS 95, Baltimore city, MD

Built 1963 Load: 36.3 t ADT: 16,520

HENRYTON ROAD

Poor

Over: TRIBUTARY OF PATAPSCO RI

1.24 MI N OF MD RTE 99, Howard, MD

Built 1925 Load: 36.3 t ADT: 1,180

LIVINGSTON ROAD

Poor

Over: HUNTERS MILL BRANCH

0.41 MI S OF MD 210, Prince George's, MD

Built 1977 Load: 36.3 t ADT: 5,600

UNION STREET

Poor

Over: TRIBUTARY TO NORTH BRANC

50 FT SOUTH OF E MAIN ST, Garrett, MD

Built 1930 Load: 36.7 t ADT: 100

BELVIDERE ROAD

Poor

Over: CSX RAILROAD

0.82 MI S OF IS 95, Cecil, MD

Built 1973 Load: 37.2 t ADT: 1,623

GREENTREE ROAD

Poor

Over: BULLS RUN

0.5 MI E OF JCT SR 191, Montgomery, MD

Built 1949 Load: 37.2 t ADT: 10,816

POWHATAN STREET

Poor

Over: BRIER DITCH

AT WESTBROOK DRIVE, Prince George's, MD

Built 1975 Load: 37.2 t ADT: 1,672

MUMMAFORD ROAD

Poor

Over: MONOCACY RIVER

4.3 M E KEYSVILLE ROAD, Carroll, MD

Built 1911 Load: 38.1 t ADT: 268

SENECA ROAD

Poor

Over: BEAVER RUN BRANCH

0.5 MI E OF US RTE 29, Howard, MD

Built 1960 Load: 38.5 t ADT: 896

WEST LAFAYETTE AVE

Poor

Over: AMTRAK

0.2 MI W OF MONROE ST, Baltimore city, MD

Built 1931 Load: 39.0 t ADT: 7,030

STAFFORD ROAD

Poor

Over: BUCK BRANCH

0.5 MIL W OF GRAIGS CR RD, Harford, MD

Built 1980 Load: 39.0 t ADT: 508

CAMPUS DRIVE

Poor

Over: NORTHEAST BRANCH

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

Built 1964 Load: 39.5 t ADT: 8,781

BEECHWOOD ROAD

Poor

Over: KOONTZ RUN

1 MILE N. of DOUGLAS HILL, Allegany, MD

Built 1983 Load: 39.9 t ADT: 56

GLENVILLE ROAD

Poor

Over: MILL BROOK

2.1 MILES NE OF MD 22, Harford, MD

Built 1930 Load: 39.9 t ADT: 816

BROWNS BRIDGE ROAD

Poor

Over: PATUXENT RIVER

1.4 MI E OF MD 650, Howard, MD

Built 1953 Load: 39.9 t ADT: 5,772

PATAPSCO AVENUE EB

Poor

Over: PATAPSCO RIVER

2 MI E BAL WASH EXPR, Baltimore city, MD

Built 1961 Load: 40.4 t ADT: 27,672

MCKINSTRY MILL RD

Poor

Over: LITTLE PIPE CREEK

0.04 MI S OF MD 75, Carroll, MD

Built 1900 Load: 40.4 t ADT: 234

FRIENDSVILLE - ADD

Poor

Over: MILL RUN

0.04 MI S OF MILL RUN RD, Garrett, MD

Built 1950 Load: 40.8 t ADT: 345

MD 26

Poor

Over: LIBERTY RESERVOIR

ON BALTO CO LINE, Carroll, MD

Built 1954 Load: 41.7 t ADT: 20,192

BRINK ROAD

Poor

Over: GREAT SENECA CREEK

2.1 MILES EAST OF MD 27, Montgomery, MD

Built 1936 Load: 42.6 t ADT: 16,456

DENNIS AVENUE

Poor

Over: SLIGO CREEK TRIBUTARY

0.32 MI E OF JCT SR 97, Montgomery, MD

Built 1961 Load: 42.6 t ADT: 8,590

MILL STREET

Poor

Over: WICOMICO RIVER EAST BRAN

500 FT S OF US RTE 50, Wicomico, MD

Built 1958 Load: 42.6 t ADT: 11,996

Showing 5,401-5,450 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.