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: ISLAND BRANCH
0.3 MILES S OF MD 136, Harford, MD
Over: YOUGHIOGHENY RIVER
0.4 M SW OAKLAND SANG RUN, Garrett, MD
Over: BROAD CREEK
0.30 M W OF LIVINGSTON RD, Prince George's, MD
Over: ELK LICK RUN
0.04 MI S OF MD 144, Allegany, MD
Over: BRANCH OF BACK CREEK
0.46 MI E OF MD 2, Anne Arundel, MD
Over: MOORE'S RUN
0.2 MI W CEDONIA AVE, Baltimore city, MD
Over: CSX
HANOVER ST OVER CSX RR, Baltimore city, MD
Over: CSX RAILROAD
0.2 MI NE OF BROADWAY, Baltimore city, MD
Over: CSX RAILROAD
0.5 MI N OF NORTH AVE, Baltimore city, MD
Over: ROCK RUN CREEK
0.7 N OF OLD SCHOOLHOUSE, Cecil, MD
Over: ROCK RUN CREEK
0.8 MI E OF MAIN ST., Cecil, MD
Over: BUFFALO RUN
0.26 MI E OF MD RTE 42, Garrett, MD
Over: LITTLE YOUGHIOGHENY RIVE
0.12 MI S OF OAK STREET, Garrett, MD
Over: EAST BRANCH /WINTERS RUN
1.9 MILES E OF MD 165, Harford, MD
Over: PATAPSCO RIVER
2 MI E BAL WASH EXPR, Baltimore city, MD
Over: TALBOT BRANCH
AT TALBOT RUN ROAD INTERS, Frederick, MD
Over: HILTON RUN
1.86 MILES N OF MD 489, St. Mary's, MD
Over: EVITTS CREEK
0.08 MILE EAST OF US 40AB, Allegany, MD
Over: WEST BRANCH
0.99 MI NE OF MD 272, Cecil, MD
Over: FISHING CREEK
AT POWELL RD INT, Frederick, MD
Over: AMTRAK AND OREMS ROAD
0.8 MI SE OF PULASKI HWY, Baltimore, MD
Over: CSX
0.3 MI W OF MARYLAND AVE, Baltimore city, MD
Over: LITTLE PAINT BRANCH
0.5 MILES WEST OF US 1, Prince George's, MD
Over: STEMMERS RUN
0.1 MILES NW OF BELAIR RD, Baltimore, MD
Over: TRIB TO MATAPONI CREEK
0.12 MI S OF MD 382, Prince George's, MD
Over: PISCATAWAY CREEK
2.27 MILES NORTH OF MD 5, Prince George's, MD
Over: CARROLL CREEK
0.4 MI N. OF US 15 EXIT 7, Frederick, MD
Over: GWYNNS FALLS AND MTA MET
1.1 MI SW OF MD RTE 140, Baltimore, MD
Over: CSX
0.2 MI S OF IS 95, Baltimore city, MD
Over: TRIBUTARY OF PATAPSCO RI
1.24 MI N OF MD RTE 99, Howard, MD
Over: HUNTERS MILL BRANCH
0.41 MI S OF MD 210, Prince George's, MD
Over: TRIBUTARY TO NORTH BRANC
50 FT SOUTH OF E MAIN ST, Garrett, MD
Over: CSX RAILROAD
0.82 MI S OF IS 95, Cecil, MD
Over: BULLS RUN
0.5 MI E OF JCT SR 191, Montgomery, MD
Over: BRIER DITCH
AT WESTBROOK DRIVE, Prince George's, MD
Over: MONOCACY RIVER
4.3 M E KEYSVILLE ROAD, Carroll, MD
Over: BEAVER RUN BRANCH
0.5 MI E OF US RTE 29, Howard, MD
Over: AMTRAK
0.2 MI W OF MONROE ST, Baltimore city, MD
Over: BUCK BRANCH
0.5 MIL W OF GRAIGS CR RD, Harford, MD
Over: NORTHEAST BRANCH
0.33 MI W OF MD 201, Prince George's, MD
Over: KOONTZ RUN
1 MILE N. of DOUGLAS HILL, Allegany, MD
Over: MILL BROOK
2.1 MILES NE OF MD 22, Harford, MD
Over: PATUXENT RIVER
1.4 MI E OF MD 650, Howard, MD
Over: PATAPSCO RIVER
2 MI E BAL WASH EXPR, Baltimore city, MD
Over: LITTLE PIPE CREEK
0.04 MI S OF MD 75, Carroll, MD
Over: MILL RUN
0.04 MI S OF MILL RUN RD, Garrett, MD
Over: LIBERTY RESERVOIR
ON BALTO CO LINE, Carroll, MD
Over: GREAT SENECA CREEK
2.1 MILES EAST OF MD 27, Montgomery, MD
Over: SLIGO CREEK TRIBUTARY
0.32 MI E OF JCT SR 97, Montgomery, MD
Over: WICOMICO RIVER EAST BRAN
500 FT S OF US RTE 50, Wicomico, MD
Showing 5,401-5,450 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.