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

US 50 EB

Fair

Over: BEAVERDAM CREEK

1.552 MILES EAST OF US 13, Wicomico, MD

Built 1964 Load: 99.9 t ADT: 43,981

US 50 WB

Fair

Over: BEAVERDAM CREEK

1.552 MILES EAST OF US 13, Wicomico, MD

Built 1964 Load: 99.9 t ADT: 43,981

US 50 EB

Fair

Over: CAMPBELL DITCH

0.74 MILE EAST OF MD 992B, Wicomico, MD

Built 1964 Load: 99.9 t ADT: 38,611

US 50 WB

Fair

Over: CAMPBELL DITCH

0.74 MILE EAST OF MD 992B, Wicomico, MD

Built 1964 Load: 99.9 t ADT: 38,611

COOPER ROAD

Fair

Over: CUTMAPTICO CREEK

2 MI SW UPPER FERRY CROSS, Wicomico, MD

Built 1997 Load: 99.9 t ADT: 1,060

MD 90

Fair

Over: BR OF CHURCH BRANCH

0.86 MILE EAST OF MD 346, Worcester, MD

Built 1976 Load: 99.9 t ADT: 8,118

MD 610

Fair

Over: BIRCH BRANCH

2.11 MILES WEST OF US 113, Worcester, MD

Built 1967 Load: 99.9 t ADT: 4,731

MD 376

Fair

Over: HUDSON BRANCH

0.41 MILE EAST OF US 113, Worcester, MD

Built 1986 Load: 99.9 t ADT: 4,150

MD 366

Fair

Over: PILCHARD CREEK

1.09 MILE WEST OF MD 703, Worcester, MD

Built 1968 Load: 99.9 t ADT: 1,630

OLD BALTIMORE RD

Good

Over: ROMNEY CREEK

WEST OF LIVE FIRE RD, Harford, MD

Built 2017 ADT: 100

COMBAT DRIVE

Good

Over: UNKNOWN CREEK

N RECONN ST & PISTOL RD, Harford, MD

Built 2017 ADT: 100

RESORT ROAD

Good

Over: UNNAMED PERENNIAL STREAM

1.0 MI NORTH OF US 40, Howard, MD

Built 2019 ADT: 1,233

RESORT ROAD

Good

Over: UNNAMED INTERMITTENT STR

0.7 MI NORTH OF US 40, Howard, MD

Built 2019 ADT: 1,233

VARNUM STREET

Good

Over: STREAM

0.01 MI W OF 53RD PL, Prince George's, MD

Built 1958 Load: 4.1 t ADT: 275

APPLES CHURCH ROAD

Good

Over: OWENS CREEK

1 MI S OF MUD COLLEGE RD, Frederick, MD

Built 1917 Load: 9.5 t ADT: 350

COVELL ROAD

Good

Over: LITTLE BENNETT CREEK

WEST OF THURSTON ROAD INT, Frederick, MD

Built 1930 Load: 10.4 t ADT: 36

HOOVERS MILL ROAD

Good

Over: OWENS CREEK

AT FRUSHOUR RD INT, Frederick, MD

Built 1887 Load: 10.4 t ADT: 59

E. CHURCH HILL RD

Good

Over: MIDDLE CREEK

AT MD RTE 17 INT, Frederick, MD

Built 1908 Load: 10.9 t ADT: 204

DIXON ROAD

Good

Over: BENNETT CREEK

0.4 MI S OF THURSTON RD, Frederick, MD

Built 1904 Load: 12.7 t ADT: 200

TEMPLE HILL ROAD

Good

Over: PEA HILL BRANCH

1.2 MI. S. OF KIRBY ROAD, Prince George's, MD

Built 2021 Load: 13.6 t ADT: 10,964

SUMMIT AVENUE

Good

Over: JENNIFER BRANCH

0.05 MI W OF HOMELAND AVE, Baltimore, MD

Built 1978 Load: 14.1 t ADT: 563

ST. MARKS ROAD

Good

Over: BROAD RUN

0.7 MILES SOUTH OF MD 383, Frederick, MD

Built 1900 Load: 15.0 t ADT: 196

UNNAMED ROAD

Good

Over: LITTLE CONOCOCHEAGUE CRE

250 FT W OF BLAIRS VALLEY, Washington, MD

Built 2002 Load: 15.0 t ADT: 10

JERICHO ROAD

Good

Over: LITTLE GUNPOWDER FALLS

0.2 MI S JERUSALEM ROAD, Baltimore, MD

Built 1865 Load: 15.9 t ADT: 530

UNNAMED ROAD

Good

Over: RATTLE RUN

500FT N OF MOORESVILLE RD, Washington, MD

Built 1997 Load: 15.9 t ADT: 10

WARDS CHAPEL ROAD

Good

Over: LOCUST RUN

0.57 MI N OF MD 26, Baltimore, MD

Built 1969 Load: 16.3 t ADT: 7,143

HOMELAND AVENUE

Good

Over: JENNIFER BRANCH

0.2 MI E OF MD RTE 147, Baltimore, MD

Built 1978 Load: 18.1 t ADT: 660

WELSH HILL ROAD

Good

Over: GEORGES CREEK

0.14 MI N OF MD 936, Allegany, MD

Built 1999 Load: 19.0 t ADT: 1,113

KLEJ GRANGE ROAD

Good

Over: JONES DITCH

1.63 MI NE OF MD 366, Worcester, MD

Built 2001 Load: 19.0 t ADT: 90

HAWTHORNE STREET

Good

Over: CATTAIL BRANCH

0.10 M W OF KENTTOWN PL, Prince George's, MD

Built 1969 Load: 19.5 t ADT: 1,010

TIVERTON ROAD

Good

Over: SCOTTS LEVEL BRANCH

0.34 MI N OF MD 26, Baltimore, MD

Built 1966 Load: 20.0 t ADT: 3,116

CREAMERY ROAD

Good

Over: TOMS CREEK

0.4 MI S OF US RTE 15, Frederick, MD

Built 1928 Load: 20.0 t ADT: 263

RODDY ROAD

Good

Over: OWENS CREEK

0.37 MI E OF US RTE 15, Frederick, MD

Built 1856 Load: 20.9 t ADT: 1,170

FUTURE ALIGNMENT

Good

Over: CLARA BARTON PARKWAY (NB

2.5 MILES SOUTH OF I-495., Montgomery, MD

Built 1961 Load: 20.9 t ADT: 1

REICHS FORD ROAD

Good

Over: BUSH CREEK

0.5 MI W OF IJAMSVILLE RD, Frederick, MD

Built 2020 Load: 21.1 t ADT: 1,015

LENHART ROAD

Good

Over: FISHING CREEK

0.5 MI E OLD FREDERICK RD, Frederick, MD

Built 1906 Load: 21.3 t ADT: 166

RIVER ROAD

Good

Over: TRIBUTARY TO PATAPSCO RI

0.6 MI E OF MD RTE 32, Howard, MD

Built 1975 Load: 21.8 t ADT: 1,160

MD 119

Good

Over: GREAT SENECA CREEK

2.0 MILES NORTH OF MD 124, Montgomery, MD

Built 1989 Load: 22.2 t ADT: 10,766

HARNEY ROAD

Good

Over: MONOCACY RIVER

AT CARROLL COUNTY LINE, Frederick, MD

Built 1989 Load: 22.7 t ADT: 815

DAM #4 ROAD

Good

Over: C&O CANAL

0.9 miles from Dam #4 on, Washington, MD

Built 1971 Load: 22.7 t ADT: 212

DAIRY ROAD

Good

Over: LITTLE FALLS

0.3 MI W OF YORK RD, Baltimore, MD

Built 1900 Load: 23.6 t ADT: 521

POWDER MILL ROAD

Good

Over: BEAVER DAM CREEK

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

Built 1950 Load: 23.6 t ADT: 10,000

JUMPERS HOLE ROAD

Good

Over: TRIBUTARY TO MAGOTHY RIV

0.47 Mi South of JCT RT2, Anne Arundel, MD

Built 2001 Load: 24.0 t ADT: 11,903

MD 550

Good

Over: BRANCH OF FRIENDS CREEK

1.2 M S OF WASH CO LINE, Frederick, MD

Built 2004 Load: 24.5 t ADT: 1,471

GEORGIA AVENUE

Good

Over: MEETINGHOUSE BRANCH

0.2 MI. FROM W. PERIMETER, Prince George's, MD

Built 1940 Load: 24.5 t ADT: 50

VERNON ROAD

Good

Over: FIRST MINE BRANCH

0.8 MI S OF WHITE HALL RD, Baltimore, MD

Built 1988 Load: 24.9 t ADT: 666

FIFTH LEVEL EXIT R

Good

Over: LOWER LEVEL ROADWAY & RA

BWI HOURLY PARK GARAGE, Anne Arundel, MD

Built 1996 Load: 25.4 t ADT: 1,105

O'DONNELL STREET

Good

Over: NORFOLK SOUTHERN RR, CAN

0.5 MI W OF I-895, Baltimore city, MD

Built 1999 Load: 25.4 t ADT: 25,970

IS 370 & RAMP '9'

Good

Over: CSX/MARC

0.56 MILE EAST OF MD 355, Montgomery, MD

Built 1989 Load: 25.4 t ADT: 78,741

OLD FURNACE ROAD

Good

Over: PUSEY BRANCH

0.13 MI E OF OLD BEECH RD, Worcester, MD

Built 1994 Load: 25.8 t ADT: 370

Showing 3,851-3,900 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.