Total Bridges
5,527
Public highway bridges in Maryland
State profile · Below median Poor share
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Maryland, based on the FHWA National Bridge Inventory.
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%
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
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
TN
MD
CO
OR
Six lowest-condition bridges in Maryland, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
Over: BEAR CREEK
0.01 MI N OF WALNUT ST, Garrett, MD
Over: HAWLINGS RIVER
2.8 MILES NORTH OF MD 108, Montgomery, MD
Over: BEAVER CREEK
0.1 MI W OF ALT US RTE 40, Washington, MD
Over: WATERSPOUT RUN
2.63 MI. WEST MD 25, Baltimore, MD
Over: CSX RAILROAD
0.1 MI NW OF US RTE 40, Baltimore, MD
Over: LITTLE PATUXENT RIVER
0.5 MI W OF US RTE 29, Howard, MD
Over: SNOWY CREEK
1.05 MI. SW. OF HUTTON RD, Garrett, MD
Over: CSX RAILROAD
50 FT N LANSDOWNE RD, Baltimore, MD
Over: CSX
0.2 MI S OF I-95, Baltimore city, MD
Over: MTA LIGHT RAIL
AT CITY LINE, Baltimore city, MD
Over: CSX
.1 MI S OF 695, Baltimore city, MD
Over: BEAVER CREEK
0.08 MI W OF MD 66, Washington, MD
Over: SANDY BRANCH
0.05 EAST OF OLD TELE RD, Cecil, MD
Over: LITTLE CREEK
0.6 MILES SOUTH OF MD 331, Caroline, MD
Over: BALD HILL BRANCH
0.02 MI E OF CIPRIANO RD, Prince George's, MD
Over: MIDWAY BRANCH
.03 MI W LEONARD WOOD AVE, Anne Arundel, MD
Over: CSX RAILROAD
0.5 MI E MERRITT BLVD, Baltimore, MD
Over: CSX RAILROAD
0.5 MI E MERRITT BLVD, Baltimore, MD
Over: PRETTYBOY RESERVOIR
0.3 MI E GUNPOWDER RD, Baltimore, MD
Over: BIG TUSCARORA CREEK
AT SUNDAYS LANE INT, Frederick, MD
Over: TOWN CREEK
0.37 MI E OF US 40AF, Allegany, MD
Over: HERRING RUN
0.8 MI W ERDMAN AVE, Baltimore city, MD
Over: CSX RAILROAD
1.58 MILES N OF MD 7, Cecil, MD
Over: FALLING BRANCH
0.55 MILE NORTH OF MD 24, Harford, MD
Over: CSXT RR & WMATA METRO
0.3 MI SOUTH OF MD 97, Montgomery, MD
Over: SNAKEDEN BRANCH
.5 MI W OF SEVEN LOCKS RD, Montgomery, MD
Over: CSX RAILROAD
50 FT W HAMMONDS FERRY RD, Baltimore, MD
Over: PULASKI HIGHWAY
.2 MI. W. OF I 95, Baltimore city, MD
Over: HERRING RUN
0.6 MI W OF IS 95, Baltimore city, MD
Over: MILL DAM RUN
0.66 MI N OF MD 5, Charles, MD
Over: TERRY BRANCH
0.2 MI S OF MD RTE 349, Wicomico, MD
Over: LITTLE OWENS CREEK
0.06 MI EAST OF RODDY RD, Frederick, MD
Over: WILLS CREEK
0.02 MI NE OF GREENE ST, Allegany, MD
Over: MOORE'S RUN
0.7 MI S RADECKE AVE, Baltimore city, MD
Over: GWYNNS FALLS
0.4 MI W HILTON PKWY, Baltimore city, MD
Over: HERRING RUN
ON RAMP WB NORTHERN PKWY, Baltimore city, MD
Over: CSX
0.2 MI. W. OF FT. MCHENRY, Baltimore city, MD
Over: DEEP RUN
0.1 MI N OF MD RTE 103, Anne Arundel, MD
Over: CANTON RAILROAD
PONCA ST. OVER CANTON RR, Baltimore city, MD
Over: FRIENDS CREEK
2.0 MILES W OF RIFFLE RD, Frederick, MD
Over: HERRING RUN
0.09 MI E PERRING PKWY, Baltimore city, MD
Over: MILLS BRANCH
1 MI SE OF MD RTE 290, Kent, MD
Over: UNNAMED STREAM
0.1 MI E PHELPS LUCK, Howard, MD
Over: EVITTS CREEK
1.48 MILES NE OF I-68, Allegany, MD
Over: YOUGHIOGHENY RIVER
1.28 MILES SOUTH OF US 50, Garrett, MD
Over: NE BRANCH OF ANACOSTIA R
0.33 MI W OF MD 201, Prince George's, MD
Over: MUDDY BRANCH
1.8 MILES SOUTH OF MD 28, Montgomery, MD
Over: GWYNNS FALLS
0.4 MI E CATON AVE, Baltimore city, MD
Over: DOG CREEK
1.3 MI W OF MD RTE 67, Washington, MD
Over: NASSAWANGO CREEK
0.67 M S OF MT HERMON, Wicomico, MD
Over: ISLAND BRANCH
0.5 MILES SE OF MD 136, Harford, MD
Over: PLUMTREE BRANCH
0.8 MI. NORTH OF MD. 108, Howard, MD
Over: CSXT RAILROAD
0.5 MI EAST OF MD 355, Montgomery, MD
Over: ROCKBURN BRANCH
0.1 MI W OF I-95, Howard, MD
Over: WINDMILL ISLAND CREEK
0.5 MI W OF GRIFFITH NECK, Dorchester, MD
Over: CHICAMACOMICO RIVER
0.64 MI.W.OF STEELE N RD., Dorchester, MD
Showing 5,451-5,500 of 5,527 bridges
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.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
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.