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

DEER CREEK CHURCH

Fair

Over: STOUT BOTTLE BRANCH

0.5 MIL SW OF WALTERS M R, Harford, MD

Built 1964 Load: 64.4 t ADT: 347

LITTLE FALLS PARKW

Fair

Over: WILLET BRANCH

0.1 MI S OF HILLANDALE RD, Montgomery, MD

Built 1958 Load: 64.4 t ADT: 17,373

IS 95/495 RAMPS E&

Fair

Over: IS 295 RAMP 'O'

0.34 M S OF BR NO 1621900, Prince George's, MD

Built 1990 Load: 64.4 t ADT: 22,062

NORTH SCHUMAKER DR

Fair

Over: BEAVERDAM CREEK

1.34 MI S OF MD 350, Wicomico, MD

Built 1992 Load: 64.4 t ADT: 643

US 40 EBR

Fair

Over: GUNPOWDER FALLS

0.31 MI W OF JONES RD, Baltimore, MD

Built 1935 Load: 64.8 t ADT: 14,805

US 40 WBR

Fair

Over: GUNPOWDER FALLS

0.31 MI W OF JONES RD, Baltimore, MD

Built 1935 Load: 64.8 t ADT: 14,805

KERNAN DRIVE

Fair

Over: DEAD RUN

50 FT E SECURITY BLVD, Baltimore, MD

Built 1948 Load: 64.9 t ADT: 11,216

RUXTON ROAD

Fair

Over: ROLAND RUN

0.42 MI E OF MD 134, Baltimore, MD

Built 1959 Load: 64.9 t ADT: 6,375

MULBERRY STREET

Fair

Over: PEARL STREET

0.1 MI W OF PACA ST, Baltimore city, MD

Built 1975 Load: 64.9 t ADT: 22,594

I-83 RAMP 'C'

Fair

Over: I-83 RAMP 'E'

0.4 MI N OF NORTH AVE, Baltimore city, MD

Built 1959 Load: 64.9 t ADT: 23,600

MD 77

Fair

Over: HUNTING CREEK

1.15 M W OF PRYOR ROAD, Frederick, MD

Built 1970 Load: 64.9 t ADT: 3,271

NOVA SCOTIA ROAD

Fair

Over: JAMES RUN

0.6 MILES E OF MD 543, Harford, MD

Built 1930 Load: 64.9 t ADT: 275

HARFORD CREAMERY R

Fair

Over: JACKSON BRANCH

0.3 MILES S OF MD 23, Harford, MD

Built 1979 Load: 64.9 t ADT: 81

US 301

Fair

Over: MATTAWOMAN CREEK

ON CHARLES CO LINE, Prince George's, MD

Built 1950 Load: 64.9 t ADT: 73,212

IS 81 NB

Fair

Over: NORFOLK SOUTHERN RR

0.57 MILE NORTH OF MD 58, Washington, MD

Built 1958 Load: 64.9 t ADT: 63,000

IS 81 SB

Fair

Over: NORFOLK SOUTHERN RR

0.57 MILE NORTH OF MD 58, Washington, MD

Built 1958 Load: 64.9 t ADT: 63,000

VIRGINIA AVENUE

Fair

Over: NORFOLK SOUTHERN RAILROA

100 FT S OF W WILSON BLVD, Washington, MD

Built 1983 Load: 64.9 t ADT: 14,139

ROYAL OAK ROAD

Fair

Over: DENNIS CREEK

0.4 MI NW OF MD RTE 349, Wicomico, MD

Built 1995 Load: 64.9 t ADT: 735

IS 83

Fair

Over: WESTERN RUN

0.81 M S OF BR NO 0305600, Baltimore, MD

Built 1953 Load: 65.3 t ADT: 60,263

MILFORD MILL ROAD

Fair

Over: GWYNNS FALLS

250 FT E SCOTTS HILL DR, Baltimore, MD

Built 1983 Load: 65.3 t ADT: 24,976

COLDSPRING LANE RA

Fair

Over: JONES FALLS

COLDSPRING AT I-83, Baltimore city, MD

Built 1962 Load: 65.3 t ADT: 34,824

MD 97

Fair

Over: MORGAN RUN

3.14 MILE SOUTH OF MD 32, Carroll, MD

Built 1959 Load: 65.3 t ADT: 15,140

US 15 RAMP 'J'

Fair

Over: HUNTING CREEK

0.03 MI S OF MD 77, Frederick, MD

Built 1985 Load: 65.3 t ADT: 500

OLD ANNAPOLIS ROAD

Fair

Over: LITTLE PATUXENT RIVER

0.04 MI W CO 76 & MD 108, Howard, MD

Built 1987 Load: 65.3 t ADT: 7,285

IS 495 RAMP E(10)

Fair

Over: CABIN JOHN CREEK

0.12 MI W OF IS 495X, Montgomery, MD

Built 1964 Load: 65.3 t ADT: 11,731

WARING STATION ROA

Fair

Over: CSXT RAILROAD

0.5 MI NORTH OF MD 117, Montgomery, MD

Built 1986 Load: 65.3 t ADT: 6,897

WHITES FERRY ROAD

Fair

Over: BROAD RUN

3 MILES WEST OF MD 109, Montgomery, MD

Built 1931 Load: 65.3 t ADT: 1,988

IS 495 IL

Fair

Over: PAINT BRANCH

1.42 M E OF MONTGOMERY CO, Prince George's, MD

Built 1964 Load: 65.3 t ADT: 139,680

SANDY HOOK ROAD

Fair

Over: CSXT RAILROAD

1.0 MI W OF US RTE 340, Washington, MD

Built 1925 Load: 65.3 t ADT: 1,727

I-95 NB

Fair

Over: FRENCHTOWN RD

0.8 MI N OF SUSQUEHANNA R, Cecil, MD

Built 1963 Load: 65.8 t ADT: 38,081

MD 39

Fair

Over: LITTLE YOUGHIOGHENY RIVE

0.19 MILE WEST OF US 219, Garrett, MD

Built 1921 Load: 65.8 t ADT: 5,572

BERNADETTE DRIVE

Fair

Over: BEAR CABIN BRANCH

0.8 MIL E OF GRAFTON SHOP, Harford, MD

Built 1970 Load: 65.8 t ADT: 869

IS 95 IL

Fair

Over: INDIAN CREEK

0.74 MILE NORTH OF MD 201, Prince George's, MD

Built 1963 Load: 65.8 t ADT: 211,410

IS 97 NBR

Fair

Over: CROWNSVILLE ROAD

0.7 MI N OF MD 450, Anne Arundel, MD

Built 1987 Load: 66.2 t ADT: 91,300

IS 97 SBR

Fair

Over: CROWNSVILLE ROAD

0.71 MILE NORTH OF MD 450, Anne Arundel, MD

Built 1987 Load: 66.2 t ADT: 91,300

WEYBURN ROAD

Fair

Over: REDHOUSE RUN

300 FT W. OF ELLINWOOD RD, Baltimore, MD

Built 1963 Load: 66.2 t ADT: 4,687

POPLAR GROVE ST

Fair

Over: CSX

0.4 MI S OF NORTH AVE, Baltimore city, MD

Built 1910 Load: 66.2 t ADT: 1,219

I-83 SB TO EB 28TH

Fair

Over: I-83

0.4 MI N OF NORTH AVE, Baltimore city, MD

Built 1961 Load: 66.2 t ADT: 7,830

US 1

Fair

Over: NORFOLK SOUTHERN RR

0.02 MILE NORTH OF MD 222, Cecil, MD

Built 1931 Load: 66.2 t ADT: 9,652

MOUNTAINDALE ROAD

Fair

Over: FISHING CREEK

AT PUTNAM RD INT, Frederick, MD

Built 1979 Load: 66.2 t ADT: 346

MD 190

Fair

Over: MUDDY BRANCH

0.98 M E OF PETTIT WAY, Montgomery, MD

Built 1954 Load: 66.2 t ADT: 3,592

RANDOLPH ROAD (WB)

Fair

Over: ROCK CREEK

0.6 MILES WEST OF MD 586, Montgomery, MD

Built 1951 Load: 66.2 t ADT: 23,434

MD 212

Fair

Over: NORTHWEST BRANCH

0.73 MILE NORTH OF MD 193, Prince George's, MD

Built 1932 Load: 66.2 t ADT: 20,911

OLD COURT ROAD

Fair

Over: BENS RUN

0.4 MI SOUTH OF MD 26, Baltimore, MD

Built 1972 Load: 66.4 t ADT: 8,650

MD 7B

Fair

Over: PRINCIPO CREEK

0.62 MILE SOUTH OF US 40, Cecil, MD

Built 1995 Load: 66.7 t ADT: 1,700

BLUE BALL RD

Fair

Over: LITTLE NORTHEAST CREEK

0.01 MI N OF WHEATLEY RD, Cecil, MD

Built 2007 Load: 66.7 t ADT: 3,291

MOUNTAINDALE ROAD

Fair

Over: LITTLE FISHING CREEK

0.1 MI W OF GAMBRILL PARK, Frederick, MD

Built 1982 Load: 66.7 t ADT: 106

MD 66

Fair

Over: BEAVER CREEK

1.95 MILES N OF MD 910B, Washington, MD

Built 1932 Load: 66.7 t ADT: 8,291

MD 146

Fair

Over: LITTLE GUNPOWDER FALLS

ON HARFORD CO LINE, Baltimore, MD

Built 1931 Load: 67.1 t ADT: 13,621

IS 695 IL

Fair

Over: GWYNNS FALLS

0.12 MILE NORTH OF IS 795, Baltimore, MD

Built 1961 Load: 67.1 t ADT: 188,352

Showing 3,301-3,350 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.