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

IS 95 NB

Fair

Over: MIDDLE PATUXENT RIVER

0.18 MILE NORTH OF IS 95I, Howard, MD

Built 1970 Load: 46.7 t ADT: 186,750

IS 95 NB

Fair

Over: LITTLE PATUXENT RIVER

0.46 MILE SOUTH OF MD 32, Howard, MD

Built 1971 Load: 46.7 t ADT: 104,355

IS 70 RAMP 3

Fair

Over: TERRAPIN BRANCH

0.02 MILE WEST OF MD 32, Howard, MD

Built 1972 Load: 46.7 t ADT: 1,889

WOODLAND ROAD

Fair

Over: BRANCH OF LITTLE PATUXEN

0.01 MI N MD RTE 108, Howard, MD

Built 1935 Load: 46.7 t ADT: 3,512

RICAUDS BRANCH RD

Fair

Over: WEST FORK LANGFORD CREEK

0.1 MI E SANDY BOTTOM RD, Kent, MD

Built 1991 Load: 46.7 t ADT: 281

MD 320

Fair

Over: SLIGO CREEK

0.69 MILE SOUTH OF MD 193, Montgomery, MD

Built 1920 Load: 46.7 t ADT: 19,392

LITTLE FALLS PARKW

Fair

Over: WILLET BRANCH

0.1 MI N DORSET AVE, Montgomery, MD

Built 1963 Load: 46.7 t ADT: 17,283

RIVER ROAD

Fair

Over: TRIB TO PAINT BRANCH

.1 MI S OF PAINT BR PKWY, Prince George's, MD

Built 1995 Load: 46.7 t ADT: 13,540

US 340

Fair

Over: ISRAEL CRK, APPALA. TRL.

0.18 MILE EAST OF MD 67, Washington, MD

Built 1963 Load: 46.7 t ADT: 23,943

HICKORY SCHOOL ROA

Fair

Over: SEMPLE RUN

.5 MI W. OF I70, Washington, MD

Built 1996 Load: 46.7 t ADT: 1,077

US 50 EB

Fair

Over: BARREN CREEK

0.26 MILE EAST OF MD 313, Wicomico, MD

Built 1965 Load: 46.7 t ADT: 25,871

WHITESBURG ROAD

Fair

Over: PUSEY BRANCH

0.25 MI N OF SAND ROAD, Worcester, MD

Built 1994 Load: 46.7 t ADT: 230

IS 68 RAMP 'F(2)

Fair

Over: CENTRE ST, QUEEN CITY DR

0.52 MI E OF US 48H, Allegany, MD

Built 1968 Load: 47.2 t ADT: 1,412

PEA VINE RUN ROAD

Fair

Over: PEA VINE RUN

0.80 MI W OF MD 807, Allegany, MD

Built 1945 Load: 47.2 t ADT: 177

WILSON ROAD

Fair

Over: HALL CREEK

1.0 MI WEST OF MD RTE 2, Anne Arundel, MD

Built 1960 Load: 47.2 t ADT: 146

I-895 NB

Fair

Over: HERBERT RUN

I-895 Milepost 2.0, Baltimore, MD

Built 1957 Load: 47.2 t ADT: 7,507

I-895 SB

Fair

Over: HERBERT RUN

Milepost M2.0, Baltimore, MD

Built 1957 Load: 47.2 t ADT: 8,846

PERRING PARKWAY

Fair

Over: HERRING RUN

0.2 MI N BELVEDERE AVE, Baltimore city, MD

Built 1965 Load: 47.2 t ADT: 78,745

COTTONWORTH AVENUE

Fair

Over: WESTERN RUN

0.03 MI W SMITH AVE-FALLS, Baltimore city, MD

Built 1970 Load: 47.2 t ADT: 600

PHOENIX ROAD

Fair

Over: GREENE'S BRANCH

0.03 MI N PAPER MILL RD, Baltimore city, MD

Built 1967 Load: 47.2 t ADT: 1,237

IS 95 NB RAMP T

Fair

Over: FROM KEITH AVE SPUR

Milepost M56.6, Baltimore city, MD

Built 1980 Load: 47.2 t ADT: 3,828

I-895

Fair

Over: CHILDS ST, RR

Milepost M8.33, Baltimore city, MD

Built 1957 Load: 47.2 t ADT: 82,953

MD 832

Fair

Over: BIG PIPE CREEK

1.02 MILE NORTH OF MD 140, Carroll, MD

Built 1929 Load: 47.2 t ADT: 1,662

BUCKHORN ROAD

Fair

Over: BUCKHORN RUN

0.75 MI E OF FRETER ROAD, Carroll, MD

Built 1952 Load: 47.2 t ADT: 694

MD 335

Fair

Over: BR OF HONGA RIVER

1.76 MILE SOUTH OF MD 336, Dorchester, MD

Built 1991 Load: 47.2 t ADT: 1,001

MD 335

Fair

Over: GREAT MARSH CREEK

2.15 MILE SOUTH OF MD 336, Dorchester, MD

Built 1991 Load: 47.2 t ADT: 871

SUICIDE BRIDGE RD

Fair

Over: WARWICK RIVER

N OF SECRETARY, Dorchester, MD

Built 1992 Load: 47.2 t ADT: 1,082

REICHS FORD ROAD

Fair

Over: MONOCACY RIVER

1.5 MILES SOUTH OF I-70, Frederick, MD

Built 1973 Load: 47.2 t ADT: 3,711

LINKS BRIDGE ROAD

Fair

Over: MONOCACY RIVER

0.18 MI W OF DUBLIN ROAD, Frederick, MD

Built 1980 Load: 47.2 t ADT: 1,620

MD 38

Fair

Over: N BRANCH POTOMAC RIVER

ON WEST VIRGINIA LINE, Garrett, MD

Built 1954 Load: 47.2 t ADT: 971

MD 462

Fair

Over: CARSINS RUN

0.66 MILE NORTH OF MD 22, Harford, MD

Built 1978 Load: 47.2 t ADT: 6,960

WEST HEAPS ROAD

Fair

Over: BIG BRANCH

0.5 MILES N OF MD 136, Harford, MD

Built 1990 Load: 47.2 t ADT: 37

E. NECK ISLAND RD.

Fair

Over: EASTERN NECK NARROWS

EASTERN NECK ISLAND ROAD, Kent, MD

Built 1995 Load: 47.2 t ADT: 200

MD 119

Fair

Over: SHADY BRANCH

0.3 M S OF SAM EIG HWY, Montgomery, MD

Built 1988 Load: 47.2 t ADT: 19,551

US 1 ALT SB

Fair

Over: NORTHEAST BRANCH

0.45 MILE NORTH OF MD 450, Prince George's, MD

Built 1955 Load: 47.2 t ADT: 13,462

IS 95 RAMP E(4)

Fair

Over: BR OF SOUTHWEST BR

0.08 MILE SOUTH OF MD 214, Prince George's, MD

Built 1964 Load: 47.2 t ADT: 10,979

FLORAL PARK ROAD

Fair

Over: BURCH BRANCH

1.77 MILES EAST OF MD 223, Prince George's, MD

Built 1952 Load: 47.2 t ADT: 7,103

DEVERS BRANCH ROAD

Fair

Over: GERMAN BRANCH

2 MI FROM MD RTE 405, Queen Anne's, MD

Built 1998 Load: 47.2 t ADT: 221

IS 70 EB

Fair

Over: WHITEHALL RD

1.05 MILES WEST OF MD 66, Washington, MD

Built 1967 Load: 47.2 t ADT: 61,140

IS 70 WB

Fair

Over: WHITEHALL RD

1.05 MILES WEST OF MD 66, Washington, MD

Built 1967 Load: 47.2 t ADT: 61,140

LAUREL RUN ROAD

Fair

Over: LAUREL RUN

1.26 MI W OF MD RTE 935, Allegany, MD

Built 1950 Load: 47.6 t ADT: 94

US 50 RAMP '6'

Fair

Over: BOULTERS WAY

1.38 MI E OF MD 783, Anne Arundel, MD

Built 1953 Load: 47.6 t ADT: 2,833

MD 70

Fair

Over: COLLEGE CREEK

0.42 MI S OF MD 435, Anne Arundel, MD

Built 1954 Load: 47.6 t ADT: 38,762

MD 88

Fair

Over: INDIAN RUN

0.05 MILE WEST OF MD 25, Baltimore, MD

Built 1930 Load: 47.6 t ADT: 4,651

MD 130

Fair

Over: NORTH BRANCH

1.50 MILE EAST OF MD 129, Baltimore, MD

Built 1900 Load: 47.6 t ADT: 5,500

WISEBURG ROAD

Fair

Over: SECOND MINE BRANCH

100 FT NW WHITEHALL RD, Baltimore, MD

Built 1926 Load: 47.6 t ADT: 2,118

FALLS ROAD

Fair

Over: GUNPOWDER FALLS

1.1 MI S MIDDLETOWN RD, Baltimore, MD

Built 1884 Load: 47.6 t ADT: 300

I-895 NBR

Fair

Over: CALVERT ACCESS ROAD S

Milepost M1.8, Baltimore, MD

Built 1957 Load: 47.6 t ADT: 7,507

I- 895 SBR

Fair

Over: CALVERT ACCESS ROAD S

Milepost M1.8, Baltimore, MD

Built 1957 Load: 47.6 t ADT: 8,846

PRATT STREET

Fair

Over: JONES FALLS

0.3 MI E GAY ST, Baltimore city, MD

Built 1988 Load: 47.6 t ADT: 39,933

Showing 2,751-2,800 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.