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

DR. MILLER ROAD

Fair

Over: WEST BRANCH

0.86 MI N OF MD 272, Cecil, MD

Built 1992 Load: 42.2 t ADT: 1,470

BUMPY OAK ROAD

Fair

Over: MATTAWOMAN CREEK

0.8 MI N ASHLAND RD, Charles, MD

Built 1978 Load: 42.2 t ADT: 4,509

US 50 WB

Fair

Over: BIG MILL POND

3.21 MILES WEST OF MD 331, Dorchester, MD

Built 1996 Load: 42.2 t ADT: 23,981

CREAMERY ROAD

Fair

Over: BRANCH OF FLAT RUN

0.1 MI S OF E MAIN STREET, Frederick, MD

Built 1991 Load: 42.2 t ADT: 1,817

MD 495

Fair

Over: CRABTREE CREEK

2.74 MILES N OF MD 135, Garrett, MD

Built 1934 Load: 42.2 t ADT: 1,711

GLENDALE ROAD

Fair

Over: DEEP CREEK LAKE

0.9 MI E OF US RTE 219, Garrett, MD

Built 1924 Load: 42.2 t ADT: 3,850

MD 94

Fair

Over: PATUXENT RIVER

ON MONTGOMERY CO LINE, Howard, MD

Built 1990 Load: 42.2 t ADT: 3,022

BROCCOLINO WAY

Fair

Over: UNNAMED STREAM

1/8 MI S OF TRIADELPHIA R, Howard, MD

Built 2007 Load: 42.2 t ADT: 50

MD 212A

Fair

Over: INDIAN CREEK

0.07 MILE NORTH OF MD 694, Prince George's, MD

Built 1937 Load: 42.2 t ADT: 19,631

TEMPLE HILL ROAD

Fair

Over: TRIB TO HENSON CREEK

1 MILE SOUTH OF I-495, Prince George's, MD

Built 1962 Load: 42.2 t ADT: 17,853

US 50 WB/301 SB

Fair

Over: PINEY CREEK

1.21 MILES EAST OF MD 552, Queen Anne's, MD

Built 1950 Load: 42.2 t ADT: 65,701

IS 70 EB

Fair

Over: HOPEWELL RD

0.41 MILE WEST OF IS 81, Washington, MD

Built 1964 Load: 42.2 t ADT: 53,350

IS 70 WB

Fair

Over: HOPEWELL RD

0.41 MILE WEST OF IS 81, Washington, MD

Built 1964 Load: 42.2 t ADT: 53,350

IS 70 EB

Fair

Over: ST PAUL RD

1.84 MILES EAST OF MD 68, Washington, MD

Built 1965 Load: 42.2 t ADT: 40,770

IS 70 WB

Fair

Over: ST PAUL RD

1.84 MILES EAST OF MD 68, Washington, MD

Built 1965 Load: 42.2 t ADT: 40,770

DOGSTREET ROAD

Fair

Over: DOG CREEK

0.64 MI W OF MD RTE 67, Washington, MD

Built 1900 Load: 42.2 t ADT: 874

KENT STREET

Fair

Over: SILVER CREEK

0.1 MI E KENSINGTON PKWY, Montgomery, MD

Built 1940 Load: 42.5 t ADT: 3,407

IS 595

Fair

Over: PATUXENT RIVER

ON PRINCE GEORGES CO LINE, Anne Arundel, MD

Built 1951 Load: 42.6 t ADT: 81,102

MD 100 EBR

Fair

Over: DEEP RUN

ON HOWARD COUNTY LINE, Anne Arundel, MD

Built 1996 Load: 42.6 t ADT: 56,840

CATHERINE AVENUE

Fair

Over: MAGOTHY BRANCH

0.5 MI. SOUTH OF MD 100, Anne Arundel, MD

Built 1970 Load: 42.6 t ADT: 9,124

MD 128

Fair

Over: WESTERN RUN

2.36 MILE WEST OF MD 25, Baltimore, MD

Built 1945 Load: 42.6 t ADT: 2,991

MD 702 EBR

Fair

Over: FORCE MAIN

0.03 MILE EAST OF MD 695, Baltimore, MD

Built 1972 Load: 42.6 t ADT: 18,644

BOYCE AVENUE

Fair

Over: ROLAND RUN BRANCH

0.17 MI W OF MD 139, Baltimore, MD

Built 1920 Load: 42.6 t ADT: 1,194

I-83 RAMP D

Fair

Over: RAMP B

0.3 MI. E OF CALVERT ST, Baltimore city, MD

Built 1976 Load: 42.6 t ADT: 6,518

I-83 NB OFF RAMP T

Fair

Over: STORAGE AREA

0.30 MI N. OF NORTH AVE., Baltimore city, MD

Built 1987 Load: 42.6 t ADT: 16,217

SAMS CREEK ROAD

Fair

Over: SAMS CREEK

0.2 M S OF MARSTON ROAD, Carroll, MD

Built 1989 Load: 42.6 t ADT: 906

RUNKLES ROAD

Fair

Over: MIDDLE RUN

0.57 MI N OF BOTELER RD, Carroll, MD

Built 1966 Load: 42.6 t ADT: 589

EDEN MILL ROAD

Fair

Over: TUCKERS BRANCH

0.27 MI WEST OF MD 97, Carroll, MD

Built 1969 Load: 42.6 t ADT: 1,535

SUICIDE BRIDGE RD

Fair

Over: CABIN CREEK

1.34 MI N SECRETARY ., Dorchester, MD

Built 2005 Load: 42.6 t ADT: 1,082

MD 26

Fair

Over: MONOCACY RIVER

0.2 MILE WEST OF MD 194, Frederick, MD

Built 1932 Load: 42.6 t ADT: 16,275

COLLEGE AVENUE

Fair

Over: CARROLL CREEK

790' NORTH OF MD 144, Frederick, MD

Built 1925 Load: 42.6 t ADT: 1,470

MONOCACY BOULEVARD

Fair

Over: MONOCACY RIVER

0.1 MI SOUTH OF GAS HOUSE, Frederick, MD

Built 1966 Load: 42.6 t ADT: 5,912

US 50

Fair

Over: CSX TRANS & N BR POT RIV

ON WEST VIRGINIA LINE, Garrett, MD

Built 1985 Load: 42.6 t ADT: 1,546

AIRPARK ROAD

Fair

Over: TRIBUTARY TO ROCK CREEK

0.6 MI NE OF JCT MD 115, Montgomery, MD

Built 1994 Load: 42.6 t ADT: 41,097

KENDALE ROAD

Fair

Over: KEN BRANCH

0.4 MI NORTH OF MD 191, Montgomery, MD

Built 2002 Load: 42.6 t ADT: 571

OXFORD DRIVE

Fair

Over: BEAR BRANCH

250 FT S OF ASHFORD BLVD, Prince George's, MD

Built 1985 Load: 42.6 t ADT: 1,900

METZEROTT ROAD

Fair

Over: PAINT BRANCH

0.03 MI W OF US 1, Prince George's, MD

Built 1900 Load: 42.6 t ADT: 15,335

MD 667

Fair

Over: MARUMSCO CREEK

0.47 M E OF LOVERS LANE, Somerset, MD

Built 1976 Load: 42.6 t ADT: 2,520

US 50 EB

Fair

Over: NORTH BRANCH SKIPTON CRE

0.86 MILE EAST OF MD 662B, Talbot, MD

Built 1960 Load: 42.6 t ADT: 31,938

US 50 EB

Fair

Over: SOUTH BRANCH SKIPTON CRE

0.66 MILE WEST OF MD 662B, Talbot, MD

Built 1960 Load: 42.6 t ADT: 31,938

MD 328

Fair

Over: WOOTENAUX CREEK

2.32 MILES EAST OF US 50, Talbot, MD

Built 1936 Load: 42.6 t ADT: 10,230

IS 70 WB

Fair

Over: ASHTON RD

0.76 MILE EAST OF MD 68, Washington, MD

Built 1965 Load: 42.6 t ADT: 40,770

IS 70 EB

Fair

Over: BEAVER CREEK

0.08 MILE WEST OF MD 66, Washington, MD

Built 1968 Load: 42.6 t ADT: 72,140

McFARLAND ROAD

Fair

Over: BEAR CREEK

0.08 MI E OF ALL-WASH CO, Washington, MD

Built 1916 Load: 42.6 t ADT: 183

SNOW HILL ROAD

Fair

Over: E. BRANCH OF WICOMICO RI

150 FT S EAST MAIN ST, Wicomico, MD

Built 1928 Load: 42.6 t ADT: 12,025

FIVE BRIDGES ROAD

Fair

Over: DIVIDING CREEK

WOR-SOMER CO LINE, Worcester, MD

Built 1995 Load: 42.6 t ADT: 75

OCEAN PARKWAY

Fair

Over: CANAL

1000' NORTH OF MD 90, Worcester, MD

Built 1970 Load: 42.6 t ADT: 6,440

CLUBHOUSE DRIVE

Fair

Over: CANAL

1200' WEST OF OCEAN PKWY, Worcester, MD

Built 1970 Load: 42.6 t ADT: 1,250

US 40 SCN

Fair

Over: SNIB HOLLOW RUN

0.48 M E OF STONE ROAD, Allegany, MD

Built 1916 Load: 43.1 t ADT: 281

FLINTSTONE CREEK R

Fair

Over: FLINTSTONE CREEK

0.30 MI S OF PA LINE, Allegany, MD

Built 1930 Load: 43.1 t ADT: 141

Showing 2,501-2,550 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.