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 7

Fair

Over: REDHOUSE CREEK

0.89 MI E OF US 40, Baltimore, MD

Built 1952 Load: 50.8 t ADT: 10,130

IS 695 RAMP 'G'

Fair

Over: JONES FALLS

0.19 MI N OF MD 25, Baltimore, MD

Built 1961 Load: 50.8 t ADT: 17,593

NORTHERN PARKWAY

Fair

Over: HERRING RUN, PERRING PKW

0.4 MI E LOCH RAVEN BLVD, Baltimore city, MD

Built 1957 Load: 50.8 t ADT: 1,171

KEITH AVENUE VIADU

Fair

Over: NEWKIRK ST, OLD KEITH AV

KEITH AVE OVER NEWKIRK ST, Baltimore city, MD

Built 1981 Load: 50.8 t ADT: 24,450

US 1

Fair

Over: BRANCH OF OCTARARO CREEK

.34 MILE SOUTH OF MD 591A, Cecil, MD

Built 1931 Load: 50.8 t ADT: 11,282

BETHEL CHURCH ROAD

Fair

Over: STONEY RUN

0.42 MI S OF BARON ROAD, Cecil, MD

Built 1968 Load: 50.8 t ADT: 1,047

DEAVER RD

Fair

Over: CSX RAILROAD

0.50 MI N OF MARLEY RD, Cecil, MD

Built 1940 Load: 50.8 t ADT: 857

MECHANICS VALLEY R

Fair

Over: AMTRAK

0.24 MI S OF US 40, Cecil, MD

Built 1980 Load: 50.8 t ADT: 8,365

IS 70 EB

Fair

Over: CSX TRANS.

.09 M E OF BILL MOXLEY RD, Frederick, MD

Built 1954 Load: 50.8 t ADT: 67,891

IS 270 NB

Fair

Over: BENNETT CREEK

1.26 MI. N. OF MD 80, Frederick, MD

Built 1950 Load: 50.8 t ADT: 88,192

IS 270 SB

Fair

Over: BENNETT CREEK

1.26 MI. N. OF MD 80, Frederick, MD

Built 1950 Load: 50.8 t ADT: 88,192

IS 70 EB

Fair

Over: TRANS CONT PIPE LINE

0.35 MILE EAST OF US 40, Howard, MD

Built 1968 Load: 50.8 t ADT: 67,990

MD 201

Fair

Over: BRIER DITCH

0.02 MI N OF GOOD LUCK RD, Prince George's, MD

Built 1950 Load: 50.8 t ADT: 35,180

MD 193

Fair

Over: CSXT, METRO, 55TH AVENUE

0.12 MILE EAST OF MD 430, Prince George's, MD

Built 1942 Load: 50.8 t ADT: 49,911

TEMPLE HILL ROAD

Fair

Over: HENSON CREEK

0.04 MI N OF HENDERSON RD, Prince George's, MD

Built 1961 Load: 50.8 t ADT: 6,380

BRYAN POINT ROAD

Fair

Over: ACCOKEEK CREEK

2.66 MILES W OF MD 210, Prince George's, MD

Built 1960 Load: 50.8 t ADT: 771

ARDEN STATION ROAD

Fair

Over: KINGS CREEK

0.3 MI S OF DUBLIN ROAD, Somerset, MD

Built 1982 Load: 50.8 t ADT: 327

POPLAR GROVE ROAD

Fair

Over: LITTLE ANTIETAM CREEK

0.98 MI E OF MD RTE 64, Washington, MD

Built 1910 Load: 50.8 t ADT: 233

MD 258

Fair

Over: ROCKHOLD CREEK

0.62 MILE WEST OF MD 256, Anne Arundel, MD

Built 1963 Load: 51.2 t ADT: 8,882

MD 25

Fair

Over: WESTERN RUN

0.52 MILE SOUTH OF MD 128, Baltimore, MD

Built 1952 Load: 51.2 t ADT: 8,531

IS 695 OL

Fair

Over: GWYNNS FALLS

0.12 MILE NORTH OF IS 795, Baltimore, MD

Built 1961 Load: 51.2 t ADT: 188,352

MD 138

Fair

Over: TRIB TO CHARLES RUN

4.34 MI EAST OF MD 45, Baltimore, MD

Built 1985 Load: 51.2 t ADT: 4,031

SELING AVENUE

Fair

Over: REDHOUSE RUN

0.2 MI N PHILADELPHIA RD, Baltimore, MD

Built 1955 Load: 51.2 t ADT: 6,499

I-83 SB OFF-RAMP

Fair

Over: DRUID LAKE DR WESTBOUND

SB I-83 AT WB DRUID LK DR, Baltimore city, MD

Built 1959 Load: 51.2 t ADT: 26,030

IS 95 RAMP K

Fair

Over: CSX, RACE ST, McCOMAS ST

Milepost M55.3, Baltimore city, MD

Built 1979 Load: 51.2 t ADT: 10,039

MD 194

Fair

Over: PINEY CREEK

.61 MILE SOUTH OF MD 194E, Carroll, MD

Built 1958 Load: 51.2 t ADT: 4,982

MOUNT STREET

Fair

Over: STONE RUN

0.21 MI S OF US 1, Cecil, MD

Built 1960 Load: 51.2 t ADT: 1,162

I-95

Fair

Over: BIG ELK CREEK

1.9 MI S OF MD LINE, Cecil, MD

Built 1963 Load: 51.2 t ADT: 78,625

IS 70 WB

Fair

Over: CSX TRANS.

.09 M E OF BILL MOXLEY RD, Frederick, MD

Built 1954 Load: 51.2 t ADT: 67,891

IS 270

Fair

Over: BRANCH OF BENNETT CREEK

0.21 M S OF BR NO 1017900, Frederick, MD

Built 1951 Load: 51.2 t ADT: 86,751

CHARLES STREET

Fair

Over: WEST BRANCH/WINTERS RUN

0.6 MILES NW OF MD 165, Harford, MD

Built 1965 Load: 51.2 t ADT: 280

CLUB HOLLOW ROAD

Fair

Over: BROAD RUN

0.2 MI W OF EDWARDS FERRY, Montgomery, MD

Built 1930 Load: 51.2 t ADT: 443

BLACK ROCK RD

Fair

Over: GREAT SENECA CREEK

0.7 MI N OF JCT SR 28, Montgomery, MD

Built 1965 Load: 51.2 t ADT: 373

MD 210

Fair

Over: PISCATAWAY CREEK

2.42 MILES N OF MD 373, Prince George's, MD

Built 1946 Load: 51.2 t ADT: 49,700

MD 34

Fair

Over: LITTLE ANTIETAM CREEK

0.19 MILE EAST OF MD 845A, Washington, MD

Built 1958 Load: 51.2 t ADT: 4,951

MUDDY HOLE ROAD

Fair

Over: BROAD CREEK

0.5 MI E JESTERVILLE RD, Wicomico, MD

Built 2004 Load: 51.2 t ADT: 58

IRON RAIL STREET

Fair

Over: JENNINGS RUN

0.02 MI S OF MD 36, Allegany, MD

Built 1935 Load: 51.7 t ADT: 1,224

US 40

Fair

Over: HONEYGO RUN

0.36 MILE EAST OF MD 43, Baltimore, MD

Built 1935 Load: 51.7 t ADT: 39,760

MD 129

Fair

Over: JONES FALLS

0.27 MI S OF MD 130, Baltimore, MD

Built 1957 Load: 51.7 t ADT: 8,700

IS 695

Fair

Over: MTA LIGHT RAIL

0.2 MILE NORTH OF IS 83, Baltimore, MD

Built 1955 Load: 51.7 t ADT: 205,485

ESSEX FARM ROAD

Fair

Over: ROLAND RUN

0.4 MI N OF JOPPA ROAD, Baltimore, MD

Built 1959 Load: 51.7 t ADT: 300

SOUTHERN CROSS DRI

Fair

Over: TRIBUTARY TO GWYNNS FALL

0.03 MI N OF ALTER ST, Baltimore, MD

Built 1955 Load: 51.7 t ADT: 4,436

HAMMERSHIRE ROAD

Fair

Over: ROACHES RUN

HAMMERSHIRE RD 0.11, Baltimore, MD

Built 1984 Load: 51.7 t ADT: 6,330

SPOOKS HILL ROAD

Fair

Over: FROG HOLLOW RUN

1.3 MI W MIDDLETOWN RD, Baltimore city, MD

Built 2001 Load: 51.7 t ADT: 101

CROUSE MILL ROAD

Fair

Over: BIG PIPE CREEK

.15 MI S OF SHARRETT ROAD, Carroll, MD

Built 1976 Load: 51.7 t ADT: 668

PROVIDENCE ROAD

Fair

Over: LITTLE ELK CREEK

0.54 MI W OF MD 213, Cecil, MD

Built 1981 Load: 51.7 t ADT: 639

IRON HILL ROAD

Fair

Over: PERSIMMON RUN

0.52 MI S OF MD 279, Cecil, MD

Built 1978 Load: 51.7 t ADT: 1,389

I-95

Fair

Over: B&O RR

Milepost M104.7, Cecil, MD

Built 1963 Load: 51.7 t ADT: 78,625

IJAMSVILLE ROAD

Fair

Over: BUSH CREEK

1.2 MI N OF MD RTE 80, Frederick, MD

Built 2016 Load: 51.7 t ADT: 3,667

SWANTON HILL ROAD

Fair

Over: CRABTREE CREEK

0.4 M E INT MD RTE 495, Garrett, MD

Built 1976 Load: 51.7 t ADT: 1,058

Showing 2,901-2,950 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.