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

WOODLAWN DRIVE

Fair

Over: TRIBUTARY TO GWYNNS FALL

.09 MI N WINDSOR MILL, Baltimore, MD

Built 1963 Load: 28.1 t ADT: 15,620

BENTALOU ST

Fair

Over: CSXT RAILROAD

BENTALOU ST OVER CSX, Baltimore city, MD

Built 1965 Load: 28.1 t ADT: 5,600

I-83

Fair

Over: JONES FALLS & UNION AVE

I-83 OVER JF & UNION AVE, Baltimore city, MD

Built 1959 Load: 28.1 t ADT: 95,051

MD 273

Fair

Over: LITTLE NORTHEAST CREEK

1.81 MILES EAST OF MD 272, Cecil, MD

Built 1931 Load: 28.1 t ADT: 6,982

MD 14

Fair

Over: WARWICK RIVER

1.45 MILES EAST OF MD 16, Dorchester, MD

Built 1971 Load: 28.1 t ADT: 1,647

NORMAN BALM ENTRAN

Fair

Over: ABANDONED RR

0.1MI NW OF 1728 N MARKET, Frederick, MD

Built 1920 Load: 28.1 t ADT: 5

US 219

Fair

Over: SOUTH BRANCH BEAR CREEK

.07 MILE NORTH OF MD 826P, Garrett, MD

Built 1950 Load: 28.1 t ADT: 3,900

PINEBROOK AVENUE

Fair

Over: CATTAIL BRANCH

500 FEET SOUTH OF MD 202, Prince George's, MD

Built 1969 Load: 28.1 t ADT: 686

US 13 NB

Fair

Over: JONES CREEK

0.38 MILE NORTH OF MD 920, Somerset, MD

Built 1934 Load: 28.1 t ADT: 20,870

MD 249

Fair

Over: ST GEORGES CREEK

0.46 MILE S OF STARK DR, St. Mary's, MD

Built 1957 Load: 28.1 t ADT: 1,530

UPPER LEVEL ROADWA

Fair

Over: LOWER LEVEL ROADWAY

BWI AIRPORT, Anne Arundel, MD

Built 2002 Load: 28.6 t ADT: 22,093

PLEASANTVILLE ROAD

Fair

Over: LITTLE GUNPOWDER FALLS

1.0 MI NE LONG GREEN PIKE, Baltimore, MD

Built 1987 Load: 28.6 t ADT: 4,715

BOND ROAD

Fair

Over: DEER CREEK

200 FT W OF WEST LIBERTY, Baltimore, MD

Built 1988 Load: 28.6 t ADT: 812

CIRCLE ROAD

Fair

Over: ROLAND RUN

100 FT WEST OF RUXTON RD, Baltimore, MD

Built 1988 Load: 28.6 t ADT: 1,255

PLEASANT GROVE ROA

Fair

Over: MCGILL RUN

0.3 MI S OF DOVER RD, Baltimore, MD

Built 1920 Load: 28.6 t ADT: 510

L'HIRONDELLE CLUB

Fair

Over: ROLAND RUN

2.77 MI S OF RUXTON RD, Baltimore, MD

Built 1992 Load: 28.6 t ADT: 104

TWILIGHT COURT

Fair

Over: REDHOUSE CREEK

0.2 MILES WEST OF IS 95, Baltimore, MD

Built 1990 Load: 28.6 t ADT: 227

COLDSPRING RAMP TO

Fair

Over: MTA LIGHT RAIL

ON RAMP SB JFX I-83, Baltimore city, MD

Built 1962 Load: 28.6 t ADT: 23,800

MD 31

Fair

Over: DICKERSON RUN

0.05 MI W OF NEW WINDSOR, Carroll, MD

Built 1924 Load: 28.6 t ADT: 4,861

LINTON ROAD

Fair

Over: LITTLE MORGAN RUN

1.25 MILES N OF MD 26, Carroll, MD

Built 1980 Load: 28.6 t ADT: 867

NORTH EAST ISLES D

Fair

Over: STONY RUN

0.1 MI S OF MD 7, Cecil, MD

Built 1992 Load: 28.6 t ADT: 547

HARBAUGH VALLEY RO

Fair

Over: BRANCH OF FRIENDS CREEK

0.15 MI NE OF MD RTE 550, Frederick, MD

Built 1985 Load: 28.6 t ADT: 713

DOGWOOD DRIVE

Fair

Over: TRIBUTARY NO. 8

0.7 MI EAST OF MD 355, Frederick, MD

Built 1986 Load: 28.6 t ADT: 2,485

MD 24

Fair

Over: NORTH STIRRUP RUN

3.09 MILES NORTH OF MD 23, Harford, MD

Built 1917 Load: 28.6 t ADT: 3,572

FASHION WAY

Fair

Over: TRIB / WINTERS RUN

0.5 MILES N OF MD 7, Harford, MD

Built 1972 Load: 28.6 t ADT: 565

PLEASANTVILLE ROAD

Fair

Over: WINTERS RUN

1.5 MILES N OF MD 152, Harford, MD

Built 1958 Load: 28.6 t ADT: 3,320

US 29

Fair

Over: PATUXENT RIVER

ON HOWARD CO LINE, Montgomery, MD

Built 1954 Load: 28.6 t ADT: 49,203

SIGN POST ROAD

Fair

Over: BACK CREEK

1 MI N OF SAM BARNES ROAD, Somerset, MD

Built 1985 Load: 28.6 t ADT: 784

MD 303

Fair

Over: NORWICH CREEK

0.12 MILE S OF MD 404AL, Talbot, MD

Built 1928 Load: 28.6 t ADT: 922

TEMPERANCE ROW

Fair

Over: GEORGES CREEK

0.08 MI N OF MD 935, Allegany, MD

Built 1976 Load: 29.0 t ADT: 206

FOREST GROVE ROAD

Fair

Over: WILLS CREEK

0.11 MI W OF SHELLSBUR RD, Allegany, MD

Built 1977 Load: 29.0 t ADT: 393

IS 695

Fair

Over: PATAPSCO RIVER

BALTIMORE COUNTY LINE, Anne Arundel, MD

Built 1958 Load: 29.0 t ADT: 120,772

CHESACO AVENUE

Fair

Over: CSX RAILROAD

0.2 MI S US RTE 40, Baltimore, MD

Built 1957 Load: 29.0 t ADT: 3,260

BIRMINGHAM AVENUE

Fair

Over: TRIBUTARY TO HERRING RUN

0.10 MI N. OF TAYLOR AVE., Baltimore, MD

Built 1954 Load: 29.0 t ADT: 630

I-83 NB

Fair

Over: GAY STREET

0.2 MI S OF ORLEANS ST, Baltimore city, MD

Built 1975 Load: 29.0 t ADT: 79,335

I-83 NORTHBOUND

Fair

Over: PUMPING STATION

0.5 MI N OF NORTH AVENUE, Baltimore city, MD

Built 1959 Load: 29.0 t ADT: 63,086

I-83

Fair

Over: MTA AND JONES FALLS

1.1 MI S OF COLD SPRING L, Baltimore city, MD

Built 1959 Load: 29.0 t ADT: 120,795

COLD SPRING LANE

Fair

Over: HERRING RUN

0.2 MI E OF HILLEN RD, Baltimore city, MD

Built 1929 Load: 29.0 t ADT: 16,151

I-695 IL

Fair

Over: CSXT RR

0.44 MI S OF DOCK ROAD, Baltimore city, MD

Built 1978 Load: 29.0 t ADT: 17,979

I-695 OL

Fair

Over: CSXT RR

0.44 MI S OF DOCK ROAD, Baltimore city, MD

Built 1975 Load: 29.0 t ADT: 19,157

ARNOLD ROAD

Fair

Over: BEAVER RUN

0.03 MI W OF POOLE ROAD, Carroll, MD

Built 1974 Load: 29.0 t ADT: 348

CROTHERS ROAD

Fair

Over: NORTHEAST CREEK

1.52 MI N OF MD 274, Cecil, MD

Built 1964 Load: 29.0 t ADT: 370

KENNEL ROAD

Fair

Over: MD RTE 273

0.75MI EAST OF MD RTE 213, Cecil, MD

Built 1960 Load: 29.0 t ADT: 100

US 40

Fair

Over: BRANCH OF ROCK CREEK

.036 MILE EAST OF US 40AL, Frederick, MD

Built 1947 Load: 29.0 t ADT: 47,332

UNIONVILLE ROAD

Fair

Over: WELDON CREEK

AT BLACK ANKLE RD INT, Frederick, MD

Built 1929 Load: 29.0 t ADT: 493

PEA RIDGE SPUR

Fair

Over: ELK LICK RUN

150' E OF WESTERNPORT RD, Garrett, MD

Built 2000 Load: 29.0 t ADT: 70

US 1 BU

Fair

Over: BYNUM RUN

.06 M N OF MOORES MILL RD, Harford, MD

Built 1953 Load: 29.0 t ADT: 11,230

CHESTNUT HILL ROAD

Fair

Over: CABBAGE RUN

0.7 MILES NW OF MD 543, Harford, MD

Built 1938 Load: 29.0 t ADT: 642

MD 290

Fair

Over: JACOBS CREEK

0.23 MILE SOUTH OF US 301, Kent, MD

Built 1947 Load: 29.0 t ADT: 2,461

MD 290

Fair

Over: SWANTOWN CREEK

1.91 MILES S OF US 301, Kent, MD

Built 1947 Load: 29.0 t ADT: 2,461

Showing 1,501-1,550 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.