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

SNOWY CREEK ROAD

Poor

Over: SNOWY CREEK

1.05 MI. SW. OF HUTTON RD, Garrett, MD

Built 1957 Load: 43.1 t ADT: 209

HAMMONDS FERRY ROA

Poor

Over: CSX RAILROAD

50 FT N LANSDOWNE RD, Baltimore, MD

Built 1961 Load: 43.5 t ADT: 7,077

RUSSELL STREET

Poor

Over: CSX

0.2 MI S OF I-95, Baltimore city, MD

Built 1963 Load: 44.4 t ADT: 46,276

I-83

Poor

Over: MTA LIGHT RAIL

AT CITY LINE, Baltimore city, MD

Built 1962 Load: 44.9 t ADT: 29,900

HAWKINS POINT ROAD

Poor

Over: CSX

.1 MI S OF 695, Baltimore city, MD

Built 1930 Load: 44.9 t ADT: 15,177

IS 70 RAMP 'A'

Poor

Over: BEAVER CREEK

0.08 MI W OF MD 66, Washington, MD

Built 1968 Load: 44.9 t ADT: 37,200

MIDDLE NECK ROAD

Poor

Over: SANDY BRANCH

0.05 EAST OF OLD TELE RD, Cecil, MD

Built 1998 Load: 45.8 t ADT: 387

FRAZIER NECK ROAD

Poor

Over: LITTLE CREEK

0.6 MILES SOUTH OF MD 331, Caroline, MD

Built 1994 Load: 46.7 t ADT: 1,015

TUCKERMAN STREET

Poor

Over: BALD HILL BRANCH

0.02 MI E OF CIPRIANO RD, Prince George's, MD

Built 1963 Load: 46.7 t ADT: 3,386

ROCK AVE

Poor

Over: MIDWAY BRANCH

.03 MI W LEONARD WOOD AVE, Anne Arundel, MD

Built 1984 Load: 47.3 t ADT: 800

PENINSULA EXPRESSW

Poor

Over: CSX RAILROAD

0.5 MI E MERRITT BLVD, Baltimore, MD

Built 1960 Load: 48.1 t ADT: 11,183

PENINSULA EXPRESSW

Poor

Over: CSX RAILROAD

0.5 MI E MERRITT BLVD, Baltimore, MD

Built 1960 Load: 48.1 t ADT: 11,183

CLIPPER MILL ROAD

Poor

Over: PRETTYBOY RESERVOIR

0.3 MI E GUNPOWDER RD, Baltimore, MD

Built 1931 Load: 48.1 t ADT: 302

OPOSSUMTOWN PIKE

Poor

Over: BIG TUSCARORA CREEK

AT SUNDAYS LANE INT, Frederick, MD

Built 1988 Load: 48.1 t ADT: 1,028

MD 144

Poor

Over: TOWN CREEK

0.37 MI E OF US 40AF, Allegany, MD

Built 1957 Load: 49.0 t ADT: 1,121

BREHMS LANE

Poor

Over: HERRING RUN

0.8 MI W ERDMAN AVE, Baltimore city, MD

Built 1963 Load: 49.4 t ADT: 32,043

MECHANICS VALLEY R

Poor

Over: CSX RAILROAD

1.58 MILES N OF MD 7, Cecil, MD

Built 1975 Load: 49.4 t ADT: 4,734

MD 136

Poor

Over: FALLING BRANCH

0.55 MILE NORTH OF MD 24, Harford, MD

Built 1931 Load: 49.4 t ADT: 2,161

SPRING STREET

Poor

Over: CSXT RR & WMATA METRO

0.3 MI SOUTH OF MD 97, Montgomery, MD

Built 1968 Load: 49.9 t ADT: 8,204

TUCKERMAN LANE

Poor

Over: SNAKEDEN BRANCH

.5 MI W OF SEVEN LOCKS RD, Montgomery, MD

Built 1966 Load: 49.9 t ADT: 19,882

LANSDOWNE BOULEVAR

Poor

Over: CSX RAILROAD

50 FT W HAMMONDS FERRY RD, Baltimore, MD

Built 1964 Load: 50.8 t ADT: 7,620

MORAVIA RD RAMP E

Poor

Over: PULASKI HIGHWAY

.2 MI. W. OF I 95, Baltimore city, MD

Built 1956 Load: 50.8 t ADT: 7,760

PULASKI HIGHWAY

Poor

Over: HERRING RUN

0.6 MI W OF IS 95, Baltimore city, MD

Built 1921 Load: 50.8 t ADT: 58,858

BRYANTOWN ROAD

Poor

Over: MILL DAM RUN

0.66 MI N OF MD 5, Charles, MD

Built 1933 Load: 51.7 t ADT: 1,497

CATCHPENNY ROAD

Poor

Over: TERRY BRANCH

0.2 MI S OF MD RTE 349, Wicomico, MD

Built 1951 Load: 51.7 t ADT: 435

OLD KILN ROAD

Poor

Over: LITTLE OWENS CREEK

0.06 MI EAST OF RODDY RD, Frederick, MD

Built 1975 Load: 52.6 t ADT: 338

BALTIMORE STREET

Poor

Over: WILLS CREEK

0.02 MI NE OF GREENE ST, Allegany, MD

Built 1916 Load: 53.1 t ADT: 11,780

SINCLAIR LANE

Poor

Over: MOORE'S RUN

0.7 MI S RADECKE AVE, Baltimore city, MD

Built 1962 Load: 53.5 t ADT: 18,265

FRANKLINTOWN ROAD

Poor

Over: GWYNNS FALLS

0.4 MI W HILTON PKWY, Baltimore city, MD

Built 1970 Load: 54.0 t ADT: 3,379

PERRING PKWY RAMP

Poor

Over: HERRING RUN

ON RAMP WB NORTHERN PKWY, Baltimore city, MD

Built 1965 Load: 55.3 t ADT: 74,402

FORT AVENUE

Poor

Over: CSX

0.2 MI. W. OF FT. MCHENRY, Baltimore city, MD

Built 1923 Load: 55.3 t ADT: 2,755

O'CONNOR ROAD

Poor

Over: DEEP RUN

0.1 MI N OF MD RTE 103, Anne Arundel, MD

Built 1944 Load: 55.8 t ADT: 599

PONCA STREET

Poor

Over: CANTON RAILROAD

PONCA ST. OVER CANTON RR, Baltimore city, MD

Built 1973 Load: 57.1 t ADT: 2,287

HORNETS NEST ROAD

Poor

Over: FRIENDS CREEK

2.0 MILES W OF RIFFLE RD, Frederick, MD

Built 1981 Load: 58.0 t ADT: 179

WOODBOURNE AVENUE

Poor

Over: HERRING RUN

0.09 MI E PERRING PKWY, Baltimore city, MD

Built 1974 Load: 58.5 t ADT: 13,233

LAMBSON FOREST ROA

Poor

Over: MILLS BRANCH

1 MI SE OF MD RTE 290, Kent, MD

Built 1975 Load: 59.4 t ADT: 265

TAMAR DRIVE

Poor

Over: UNNAMED STREAM

0.1 MI E PHELPS LUCK, Howard, MD

Built 1970 Load: 60.8 t ADT: 10,941

OLD MT PLEASANT RD

Poor

Over: EVITTS CREEK

1.48 MILES NE OF I-68, Allegany, MD

Built 1952 Load: 64.9 t ADT: 244

US 219

Poor

Over: YOUGHIOGHENY RIVER

1.28 MILES SOUTH OF US 50, Garrett, MD

Built 1900 Load: 65.8 t ADT: 1,660

RIVERDALE ROAD

Poor

Over: NE BRANCH OF ANACOSTIA R

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

Built 1931 Load: 66.2 t ADT: 7,399

QUINCE ORCHARD ROA

Poor

Over: MUDDY BRANCH

1.8 MILES SOUTH OF MD 28, Montgomery, MD

Built 1965 Load: 66.7 t ADT: 5,297

WILKENS AVENUE

Poor

Over: GWYNNS FALLS

0.4 MI E CATON AVE, Baltimore city, MD

Built 1936 Load: 67.6 t ADT: 35,470

DOGSTREET ROAD

Poor

Over: DOG CREEK

1.3 MI W OF MD RTE 67, Washington, MD

Built 1940 Load: 67.6 t ADT: 1,408

WASTE GATE ROAD

Poor

Over: NASSAWANGO CREEK

0.67 M S OF MT HERMON, Wicomico, MD

Built 1986 Load: 72.1 t ADT: 272

AMOSS MILL ROAD

Poor

Over: ISLAND BRANCH

0.5 MILES SE OF MD 136, Harford, MD

Built 1972 Load: 73.5 t ADT: 99

COLUMBIA ROAD

Poor

Over: PLUMTREE BRANCH

0.8 MI. NORTH OF MD. 108, Howard, MD

Built 1987 Load: 75.7 t ADT: 8,641

SHADY GROVE RD EB

Poor

Over: CSXT RAILROAD

0.5 MI EAST OF MD 355, Montgomery, MD

Built 1976 Load: 76.6 t ADT: 19,679

BELMONT WOODS ROAD

Poor

Over: ROCKBURN BRANCH

0.1 MI W OF I-95, Howard, MD

Built 1950 Load: 77.1 t ADT: 100

BESTPITCH FERRY RO

Poor

Over: WINDMILL ISLAND CREEK

0.5 MI W OF GRIFFITH NECK, Dorchester, MD

Built 1982 Load: 78.9 t ADT: 105

NEW BRIDGE ROAD

Poor

Over: CHICAMACOMICO RIVER

0.64 MI.W.OF STEELE N RD., Dorchester, MD

Built 1981 Load: 78.9 t ADT: 184

Showing 5,451-5,500 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.