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: STOUT BOTTLE BRANCH
0.5 MIL SW OF WALTERS M R, Harford, MD
Over: WILLET BRANCH
0.1 MI S OF HILLANDALE RD, Montgomery, MD
Over: IS 295 RAMP 'O'
0.34 M S OF BR NO 1621900, Prince George's, MD
Over: BEAVERDAM CREEK
1.34 MI S OF MD 350, Wicomico, MD
Over: GUNPOWDER FALLS
0.31 MI W OF JONES RD, Baltimore, MD
Over: GUNPOWDER FALLS
0.31 MI W OF JONES RD, Baltimore, MD
Over: DEAD RUN
50 FT E SECURITY BLVD, Baltimore, MD
Over: ROLAND RUN
0.42 MI E OF MD 134, Baltimore, MD
Over: PEARL STREET
0.1 MI W OF PACA ST, Baltimore city, MD
Over: I-83 RAMP 'E'
0.4 MI N OF NORTH AVE, Baltimore city, MD
Over: HUNTING CREEK
1.15 M W OF PRYOR ROAD, Frederick, MD
Over: JAMES RUN
0.6 MILES E OF MD 543, Harford, MD
Over: JACKSON BRANCH
0.3 MILES S OF MD 23, Harford, MD
Over: MATTAWOMAN CREEK
ON CHARLES CO LINE, Prince George's, MD
Over: NORFOLK SOUTHERN RR
0.57 MILE NORTH OF MD 58, Washington, MD
Over: NORFOLK SOUTHERN RR
0.57 MILE NORTH OF MD 58, Washington, MD
Over: NORFOLK SOUTHERN RAILROA
100 FT S OF W WILSON BLVD, Washington, MD
Over: DENNIS CREEK
0.4 MI NW OF MD RTE 349, Wicomico, MD
Over: WESTERN RUN
0.81 M S OF BR NO 0305600, Baltimore, MD
Over: GWYNNS FALLS
250 FT E SCOTTS HILL DR, Baltimore, MD
Over: JONES FALLS
COLDSPRING AT I-83, Baltimore city, MD
Over: MORGAN RUN
3.14 MILE SOUTH OF MD 32, Carroll, MD
Over: HUNTING CREEK
0.03 MI S OF MD 77, Frederick, MD
Over: LITTLE PATUXENT RIVER
0.04 MI W CO 76 & MD 108, Howard, MD
Over: CABIN JOHN CREEK
0.12 MI W OF IS 495X, Montgomery, MD
Over: CSXT RAILROAD
0.5 MI NORTH OF MD 117, Montgomery, MD
Over: BROAD RUN
3 MILES WEST OF MD 109, Montgomery, MD
Over: PAINT BRANCH
1.42 M E OF MONTGOMERY CO, Prince George's, MD
Over: CSXT RAILROAD
1.0 MI W OF US RTE 340, Washington, MD
Over: FRENCHTOWN RD
0.8 MI N OF SUSQUEHANNA R, Cecil, MD
Over: LITTLE YOUGHIOGHENY RIVE
0.19 MILE WEST OF US 219, Garrett, MD
Over: BEAR CABIN BRANCH
0.8 MIL E OF GRAFTON SHOP, Harford, MD
Over: INDIAN CREEK
0.74 MILE NORTH OF MD 201, Prince George's, MD
Over: CROWNSVILLE ROAD
0.7 MI N OF MD 450, Anne Arundel, MD
Over: CROWNSVILLE ROAD
0.71 MILE NORTH OF MD 450, Anne Arundel, MD
Over: REDHOUSE RUN
300 FT W. OF ELLINWOOD RD, Baltimore, MD
Over: CSX
0.4 MI S OF NORTH AVE, Baltimore city, MD
Over: I-83
0.4 MI N OF NORTH AVE, Baltimore city, MD
Over: NORFOLK SOUTHERN RR
0.02 MILE NORTH OF MD 222, Cecil, MD
Over: FISHING CREEK
AT PUTNAM RD INT, Frederick, MD
Over: MUDDY BRANCH
0.98 M E OF PETTIT WAY, Montgomery, MD
Over: ROCK CREEK
0.6 MILES WEST OF MD 586, Montgomery, MD
Over: NORTHWEST BRANCH
0.73 MILE NORTH OF MD 193, Prince George's, MD
Over: BENS RUN
0.4 MI SOUTH OF MD 26, Baltimore, MD
Over: PRINCIPO CREEK
0.62 MILE SOUTH OF US 40, Cecil, MD
Over: LITTLE NORTHEAST CREEK
0.01 MI N OF WHEATLEY RD, Cecil, MD
Over: LITTLE FISHING CREEK
0.1 MI W OF GAMBRILL PARK, Frederick, MD
Over: BEAVER CREEK
1.95 MILES N OF MD 910B, Washington, MD
Over: LITTLE GUNPOWDER FALLS
ON HARFORD CO LINE, Baltimore, MD
Over: GWYNNS FALLS
0.12 MILE NORTH OF IS 795, Baltimore, MD
Showing 3,301-3,350 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.