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

MD 119

Fair

Over: LONG DRAUGHT BRANCH

1.66 MILE NORTH OF MD 124, Montgomery, MD

Built 1990 Load: 29.0 t ADT: 10,766

BARNESVILLE ROAD

Fair

Over: LITTLE MONOCACY RIVER

0.6 MI E OF MT EPHRAIM RD, Montgomery, MD

Built 1940 Load: 29.0 t ADT: 918

VIRGINIA AVENUE

Fair

Over: CATTAIL BRANCH

0.01 MI N OF W FOREST RD, Prince George's, MD

Built 1969 Load: 29.0 t ADT: 857

NORTH DRIVE

Fair

Over: LITTLE PAINT BRANCH

CAPITAL BELTWAY TO EXIT 2, Prince George's, MD

Built 1947 Load: 29.0 t ADT: 700

PALMER ROAD SOUTH

Fair

Over: STONE LAKE RD/PARKING LT

600M E OF WOOD RD, Montgomery, MD

Built 1981 Load: 29.3 t ADT: 2,750

MD 103

Fair

Over: BRANCH OF DEEP RUN

0.16 MI S OF HOWARD CO, Anne Arundel, MD

Built 1949 Load: 29.5 t ADT: 8,191

IS 695 RAMP 'L'

Fair

Over: MTA LIGHT RAIL

0.04 MI N OF MD 170, Anne Arundel, MD

Built 1967 Load: 29.5 t ADT: 2,205

OLD STONEY RUN RD

Fair

Over: STONEY RUN

0.5 MI N OF STONEY RUN RD, Anne Arundel, MD

Built 1965 Load: 29.5 t ADT: 23

MD 695 OL

Fair

Over: NORFOLK SOUTHERN RR

0.18 MILE SOUTH OF MD 151, Baltimore, MD

Built 1966 Load: 29.5 t ADT: 41,012

MD 227

Fair

Over: MILL SWAMP

2.01 MILES WEST OF MD 210, Charles, MD

Built 1956 Load: 29.5 t ADT: 5,611

MD 646

Fair

Over: BROAD CREEK

0.77 MILE NORTH OF MD 543, Harford, MD

Built 1933 Load: 29.5 t ADT: 1,140

US 1

Fair

Over: HAMMOND BRANCH

1.28 MILES SOUTH OF MD 32, Howard, MD

Built 1929 Load: 29.5 t ADT: 36,052

US 1 NB

Fair

Over: NORTHWEST BRANCH

0.68 MILE NORTH OF MD 208, Prince George's, MD

Built 1956 Load: 29.5 t ADT: 7,673

MD 4 WB

Fair

Over: PATUXENT RIVER

ON ANNE ARUNDEL CO LINE, Prince George's, MD

Built 1991 Load: 29.5 t ADT: 49,641

SEAT PLEASANT DRIV

Fair

Over: CABIN BRANCH

0.05 MI S OF ASHLEAF AVE, Prince George's, MD

Built 1958 Load: 29.5 t ADT: 6,136

US 40 WB

Fair

Over: ANTIETAM CREEK

AT EASTERN BOULEVARD, Washington, MD

Built 1936 Load: 29.5 t ADT: 21,558

SECURITY ROAD

Fair

Over: HAMILTON RUN

AT INT OF BROOKLINE AVE, Washington, MD

Built 1957 Load: 29.5 t ADT: 2,518

US 13 BU

Fair

Over: POCOMOKE RIVER

ON SOMERSET CO LINE, Worcester, MD

Built 1920 Load: 29.5 t ADT: 3,062

MD 935

Fair

Over: GEORGES CREEK

0.09 M N OF C STREET, Allegany, MD

Built 1933 Load: 29.9 t ADT: 1,430

IS 70 EBR

Fair

Over: PATAPSCO RIVER, CSX TRAN

ON HOWARD CO LINE, Baltimore, MD

Built 1965 Load: 29.9 t ADT: 89,503

IS 70 WBR

Fair

Over: PATAPSCO RIVER, CSX TRAN

ON HOWARD CO LINE, Baltimore, MD

Built 1965 Load: 29.9 t ADT: 89,503

WENDOVER AVENUE

Fair

Over: TRIBUTARY TO HERRING RUN

0.2 MI N OF TAYLOR AVE, Baltimore, MD

Built 1968 Load: 29.9 t ADT: 400

SHEPHERD AVENUE

Fair

Over: TRIBUTARY TO HERRING RUN

0.02 MI N OF TAYLOR AVE, Baltimore, MD

Built 1969 Load: 29.9 t ADT: 439

US 40

Fair

Over: CATOCTIN CREEK

0.17 MILE WEST OF MD 17, Frederick, MD

Built 1936 Load: 29.9 t ADT: 5,432

MD 77

Fair

Over: BEAVER BRANCH

0.63 MILE WEST OF MD 76, Frederick, MD

Built 1928 Load: 29.9 t ADT: 1,211

MD 7

Fair

Over: GRAYS RUN

1.01 MILES SOUTH OF US 40, Harford, MD

Built 1925 Load: 29.9 t ADT: 12,210

GOOD LUCK ROAD

Fair

Over: BW PARKWAY

1.5 MILES SOUTH OF I-95, Prince George's, MD

Built 1952 Load: 29.9 t ADT: 25,800

SUITLAND PARKWAY

Fair

Over: BRANCH AVENUE

1.5 MILES WEST OF SILVER, Prince George's, MD

Built 1943 Load: 29.9 t ADT: 19,550

MD 242

Fair

Over: TOMAKOKIN CREEK

0.71 MILE NORTH OF MD 238, St. Mary's, MD

Built 1936 Load: 29.9 t ADT: 5,491

GARDENHOUR RD

Fair

Over: LITTLE ANTIETAM CREEK

0.45 MI W OF MD RTE 64, Washington, MD

Built 1910 Load: 29.9 t ADT: 315

OAKLAND-SANG RUN R

Fair

Over: DEEP CREEK

0.09 M N INT MAYHEW INN R, Garrett, MD

Built 1967 Load: 30.1 t ADT: 529

MD 636

Fair

Over: WARRIOR RUN

0.02 MILE EAST OF MD 53, Allegany, MD

Built 1936 Load: 30.4 t ADT: 8,071

FURNACE AVENUE

Fair

Over: DEEP RUN

ON THE HOWARD CO LINE, Anne Arundel, MD

Built 1930 Load: 30.4 t ADT: 2,531

MD 157 (PENINSULA

Fair

Over: BEAR CREEK

1.39 MILE NORTH OF MD 158, Baltimore, MD

Built 1960 Load: 30.4 t ADT: 9,414

NORTH FOREST PARK

Fair

Over: DOGWOOD ROAD AND DEAD RU

300 FT E OF SECURITY BLVD, Baltimore, MD

Built 1963 Load: 30.4 t ADT: 23,080

DOGWOOD ROAD

Fair

Over: BRICE RUN

0.92 MI S OF MD 125, Baltimore, MD

Built 1930 Load: 30.4 t ADT: 1,300

IS 70

Fair

Over: BUSH CREEK

0.84 MILE EAST OF MD 75, Frederick, MD

Built 1954 Load: 30.4 t ADT: 69,020

MD 26

Fair

Over: DOLLYHYDE CREEK

0.34 MILE EAST OF MD 31, Frederick, MD

Built 1932 Load: 30.4 t ADT: 5,482

MONTEVUE LANE

Fair

Over: CARROLL CREEK

1.1 MI. W OF US 15, Frederick, MD

Built 1995 Load: 30.4 t ADT: 9,791

MD 136

Fair

Over: ISLAND BRANCH

1.0 MILE SOUTH OF MD 23, Harford, MD

Built 1935 Load: 30.4 t ADT: 1,901

GREEN ROAD

Fair

Over: DEER CREEK

0.2 MILES E OF BALT CO, Harford, MD

Built 1900 Load: 30.4 t ADT: 155

MD 213

Fair

Over: SASSAFRAS RIVER

ON CECIL COUNTY LINE, Kent, MD

Built 1987 Load: 30.4 t ADT: 5,308

IS 95X SB

Fair

Over: PAINT BRANCH

0.33 M N OF BR NO 1612900, Prince George's, MD

Built 1967 Load: 30.4 t ADT: 3,760

CALVERTON BLVD

Fair

Over: TRIB TO LITTLE PAINT BR

0.3 MI W OF BELTSVILLE DR, Prince George's, MD

Built 1964 Load: 30.4 t ADT: 18,162

MD 370

Fair

Over: MILES RIVER

0.98 MILE NORTH OF MD 33, Talbot, MD

Built 1984 Load: 30.4 t ADT: 2,943

MD 309

Fair

Over: NORWICH CREEK

0.03 MILE S OF MD 404AL, Talbot, MD

Built 1960 Load: 30.4 t ADT: 4,042

MD 935

Fair

Over: GEORGES CREEK

0.24 MI S OF MD 935A, Allegany, MD

Built 1930 Load: 30.8 t ADT: 1,430

US 40 ALT

Fair

Over: BRADDOCK RUN

1.28 MI W OF MD 831A, Allegany, MD

Built 1948 Load: 30.8 t ADT: 13,491

OFFUTT ROAD

Fair

Over: SCOTTS LEVEL BRANCH

0.09 MI N OF ZETA WAY, Baltimore, MD

Built 1968 Load: 30.8 t ADT: 9,455

I-83

Fair

Over: JONES FALLS

0.3 MI N COLD SPRING LANE, Baltimore city, MD

Built 1962 Load: 30.8 t ADT: 23,800

Showing 1,551-1,600 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.