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

LANGFORD ROAD

Fair

Over: EAST FORK LANGFORD CREEK

0.01 MI E OF BRICES MILL, Kent, MD

Built 1989 Load: 70.7 t ADT: 265

MD 328

Fair

Over: BEAVERDAM BRANCH

3.44 MI W OF CAROLINE CO, Talbot, MD

Built 1944 Load: 70.7 t ADT: 10,230

DECATUR ROAD

Fair

Over: DORSEY CREEK

0.5 KM SE OF RT. 450, Anne Arundel, MD

Built 1983 Load: 71.1 t ADT: 4,400

MORGAN ROAD

Fair

Over: SOUTH BRANCH PATAPSCO RI

ON HOWARD COUNTY LINE, Carroll, MD

Built 1976 Load: 71.2 t ADT: 470

SEVEN LOCKS ROAD

Fair

Over: CABIN JOHN CREEK

.1 MI S OF DEMOCRACY BLVD, Montgomery, MD

Built 1960 Load: 71.2 t ADT: 30,260

MIDDLEBRIDGE DRIVE

Fair

Over: BEL PRE CREEK

0.1 MI EAST OF MD-182, Montgomery, MD

Built 1983 Load: 71.2 t ADT: 315

MD 64

Fair

Over: ANTIETAM CREEK

0.36 M E OF ANTIETAM DR, Washington, MD

Built 1933 Load: 71.2 t ADT: 12,022

TANEY ROAD

Fair

Over: WESTERN RUN

0.1 MI N CROSS COUNTRY BL, Baltimore city, MD

Built 1973 Load: 71.7 t ADT: 6,868

SOUTH HAMPTON DRIV

Fair

Over: TRIBUTARY TO MATTAWOMAN

1 mile w. Indianhead Hwy, Charles, MD

Built 1998 Load: 71.7 t ADT: 3,000

RITCHIE ROAD

Fair

Over: SOUTHWEST BRANCH

0.47 MI SOUTH OF MD 214, Prince George's, MD

Built 1980 Load: 71.7 t ADT: 21,862

SHEPPARDS CROSSING

Fair

Over: POCOMOKE RIVER

0.75 MI E BETHEL RD, Wicomico, MD

Built 1994 Load: 71.7 t ADT: 370

MD 144AE

Fair

Over: TOWN CREEK

0.38 MI E OF US 40AF, Allegany, MD

Built 1926 Load: 72.1 t ADT: 50

DISNEY ROAD

Fair

Over: SEVERN RUN

1.06 MI N OF MD 175, Anne Arundel, MD

Built 1974 Load: 72.1 t ADT: 5,842

FOREST PARK AVENUE

Fair

Over: GWYNNS FALLS

0.8 MI N WINDSOR MILL RD, Baltimore city, MD

Built 2006 Load: 72.1 t ADT: 19,678

IS 95 RAMP B

Fair

Over: MONROE ST

Milepost M53.7, Baltimore city, MD

Built 1978 Load: 72.1 t ADT: 9,101

SPARKS MILL ROAD

Fair

Over: ISLAND CREEK

.26 MI SE OF LANDS END RD, Queen Anne's, MD

Built 1989 Load: 72.1 t ADT: 400

RICKETTS MILL RD

Fair

Over: BIG ELK CREEK

0.25 MI NW OF MD 316, Cecil, MD

Built 1965 Load: 72.6 t ADT: 1,318

MILT SUMMERS ROAD

Fair

Over: GRINDSTONE RUN

0.13 MILES WEST OF MD 17, Frederick, MD

Built 1977 Load: 72.6 t ADT: 1,657

US 29

Fair

Over: HAMMOND BRANCH

0.73 MILE NORTH OF MD 216, Howard, MD

Built 1951 Load: 72.6 t ADT: 69,132

MORNINGWOOD DRIVE

Fair

Over: WILLIAMSBURG RUN TRIB

0.90 MI. W. OF MD 108, Montgomery, MD

Built 1970 Load: 72.6 t ADT: 5,113

BW PARKWAY (SBL)

Fair

Over: MD ROUTE 197 (EBL)

1.9 MILES NORTH OF MD ROU, Prince George's, MD

Built 2001 Load: 72.6 t ADT: 88,000

IS 81

Fair

Over: TRIB TO SEMPLE RUN

0.43 MILE NORTH OF IS 70, Washington, MD

Built 1965 Load: 72.6 t ADT: 68,040

US 13 SB

Fair

Over: PARKER POND

0.42 MILE SOUTH OF MD 350, Wicomico, MD

Built 1975 Load: 72.6 t ADT: 24,770

NEWBURY STREET

Fair

Over: WESTERN RUN

0.05 MI N KELLY AVE, Baltimore city, MD

Built 1972 Load: 73.0 t ADT: 1,941

GOSHEN ROAD

Fair

Over: WHETSTONE RUN

0.1 MI S MID-COUNTY HWY, Montgomery, MD

Built 1986 Load: 73.0 t ADT: 20,972

NELSON STREET

Fair

Over: WATTS BRANCH

0.5 MILES NORTH OF MD 28, Montgomery, MD

Built 1955 Load: 73.0 t ADT: 13,576

SPRINGBROOK LANE

Fair

Over: TRIBUTARY TO PEA HILL BR

1.5 MI NORTH OF MD 223, Prince George's, MD

Built 1968 Load: 73.0 t ADT: 2,214

GREENSBURG ROAD

Fair

Over: LITTLE ANTIETAM CREEK

0.8 MI NE OF MD RTE 64, Washington, MD

Built 1974 Load: 73.0 t ADT: 811

IS 695 & BELMONT A

Fair

Over: DEAD RUN

0.66 M N OF SECURITY BLVD, Baltimore, MD

Built 1961 Load: 73.5 t ADT: 206,852

MD 586

Fair

Over: ROCK CREEK

1.68 MILES EAST OF MD 28, Montgomery, MD

Built 1954 Load: 73.5 t ADT: 56,222

VALLEYTRAIL LANE

Fair

Over: UNNAMED TRIBUTARY

.9 MI NORTHEAST OF MD 214, Prince George's, MD

Built 1993 Load: 73.5 t ADT: 338

MD 300

Fair

Over: ANDOVER BRANCH

1.44 M W OF DELAWARE LINE, Queen Anne's, MD

Built 1995 Load: 73.5 t ADT: 2,461

ELL DOWNES ROAD

Fair

Over: BEAVERDAM DITCH

0.6 MI. WEST OF MD 313, Queen Anne's, MD

Built 1988 Load: 73.5 t ADT: 221

TYRONE ROAD

Fair

Over: BEAR BRANCH

1.16 MILES N OF MD 140, Carroll, MD

Built 1960 Load: 73.9 t ADT: 1,322

MD 392

Fair

Over: MARSHYHOPE CREEK

2.35 MILES EAST OF MD 331, Dorchester, MD

Built 1999 Load: 73.9 t ADT: 3,502

PRESERVE PARKWAY

Fair

Over: CABIN JOHN CREEK

0.2 MI E OF TOWER OAKS BL, Montgomery, MD

Built 2006 Load: 73.9 t ADT: 2,450

MD 197

Fair

Over: TRIB TO PATUXENT RIVER

.3 M N/Old Jericho Park R, Prince George's, MD

Built 1990 Load: 73.9 t ADT: 19,692

MD 704

Fair

Over: CABIN BRANCH

0.90 MI E OF WASH DC LINE, Prince George's, MD

Built 1942 Load: 74.4 t ADT: 18,430

PACK HORSE ROAD

Fair

Over: TOWN CREEK

0.52 MI NE OF MD 51, Allegany, MD

Built 1985 Load: 74.8 t ADT: 169

MEXICO FARMS ROAD

Fair

Over: CSXT RAILROAD

0.17 MI W OF MD 51, Allegany, MD

Built 1957 Load: 74.8 t ADT: 1,185

MD 176

Fair

Over: AMTRAK

0.08 M W OF BR NO 0216700, Anne Arundel, MD

Built 1936 Load: 74.8 t ADT: 13,400

IS 95

Fair

Over: INDIAN CREEK

1.38 MILES N OF MD 212, Prince George's, MD

Built 1970 Load: 74.8 t ADT: 183,230

HARRY S TRUMAN DRI

Fair

Over: TRIBUTARY TO SOUTHWEST B

0.5 MI SOUTH OF MD 214, Prince George's, MD

Built 1972 Load: 74.8 t ADT: 17,575

US 50 WB

Fair

Over: WICOMICO RIVER

0.591 M E OF JERSEY ROAD, Wicomico, MD

Built 2001 Load: 74.8 t ADT: 18,971

US 40 ALT

Fair

Over: WILLS CREEK

0.84 MI E OF MD 36, Allegany, MD

Built 1932 Load: 75.3 t ADT: 13,491

LIME PLANT ROAD

Fair

Over: TRIBUTARY OF BENS BRANCH

0.3 MI W OF DETRICK RD, Frederick, MD

Built 1972 Load: 75.3 t ADT: 128

US 50

Fair

Over: BR OF WYE RIVER

0.67 MILE EAST OF MD 213, Queen Anne's, MD

Built 1947 Load: 75.3 t ADT: 45,511

SUGARLOAF PARKWAY

Fair

Over: PETER PAN RUN

0.1 MI N OF BUSH CREEK DR, Frederick, MD

Built 2002 Load: 75.7 t ADT: 1,080

LAKE FORD ROAD

Fair

Over: MUDDY CREEK

0.2 MI W CRANESVILLE RD, Garrett, MD

Built 1992 Load: 75.7 t ADT: 79

BEACH DRIVE

Fair

Over: TRIB TO ROCK CREEK

1.1 MI SOUTH OF MD 547, Montgomery, MD

Built 1968 Load: 75.7 t ADT: 6,263

Showing 3,401-3,450 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 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.