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: TRIBUTARY TO GWYNNS FALL
.09 MI N WINDSOR MILL, Baltimore, MD
Over: CSXT RAILROAD
BENTALOU ST OVER CSX, Baltimore city, MD
Over: JONES FALLS & UNION AVE
I-83 OVER JF & UNION AVE, Baltimore city, MD
Over: LITTLE NORTHEAST CREEK
1.81 MILES EAST OF MD 272, Cecil, MD
Over: WARWICK RIVER
1.45 MILES EAST OF MD 16, Dorchester, MD
Over: ABANDONED RR
0.1MI NW OF 1728 N MARKET, Frederick, MD
Over: SOUTH BRANCH BEAR CREEK
.07 MILE NORTH OF MD 826P, Garrett, MD
Over: CATTAIL BRANCH
500 FEET SOUTH OF MD 202, Prince George's, MD
Over: JONES CREEK
0.38 MILE NORTH OF MD 920, Somerset, MD
Over: ST GEORGES CREEK
0.46 MILE S OF STARK DR, St. Mary's, MD
Over: LOWER LEVEL ROADWAY
BWI AIRPORT, Anne Arundel, MD
Over: LITTLE GUNPOWDER FALLS
1.0 MI NE LONG GREEN PIKE, Baltimore, MD
Over: DEER CREEK
200 FT W OF WEST LIBERTY, Baltimore, MD
Over: ROLAND RUN
100 FT WEST OF RUXTON RD, Baltimore, MD
Over: MCGILL RUN
0.3 MI S OF DOVER RD, Baltimore, MD
Over: ROLAND RUN
2.77 MI S OF RUXTON RD, Baltimore, MD
Over: REDHOUSE CREEK
0.2 MILES WEST OF IS 95, Baltimore, MD
Over: MTA LIGHT RAIL
ON RAMP SB JFX I-83, Baltimore city, MD
Over: DICKERSON RUN
0.05 MI W OF NEW WINDSOR, Carroll, MD
Over: LITTLE MORGAN RUN
1.25 MILES N OF MD 26, Carroll, MD
Over: STONY RUN
0.1 MI S OF MD 7, Cecil, MD
Over: BRANCH OF FRIENDS CREEK
0.15 MI NE OF MD RTE 550, Frederick, MD
Over: TRIBUTARY NO. 8
0.7 MI EAST OF MD 355, Frederick, MD
Over: NORTH STIRRUP RUN
3.09 MILES NORTH OF MD 23, Harford, MD
Over: TRIB / WINTERS RUN
0.5 MILES N OF MD 7, Harford, MD
Over: WINTERS RUN
1.5 MILES N OF MD 152, Harford, MD
Over: PATUXENT RIVER
ON HOWARD CO LINE, Montgomery, MD
Over: BACK CREEK
1 MI N OF SAM BARNES ROAD, Somerset, MD
Over: NORWICH CREEK
0.12 MILE S OF MD 404AL, Talbot, MD
Over: GEORGES CREEK
0.08 MI N OF MD 935, Allegany, MD
Over: WILLS CREEK
0.11 MI W OF SHELLSBUR RD, Allegany, MD
Over: PATAPSCO RIVER
BALTIMORE COUNTY LINE, Anne Arundel, MD
Over: CSX RAILROAD
0.2 MI S US RTE 40, Baltimore, MD
Over: TRIBUTARY TO HERRING RUN
0.10 MI N. OF TAYLOR AVE., Baltimore, MD
Over: GAY STREET
0.2 MI S OF ORLEANS ST, Baltimore city, MD
Over: PUMPING STATION
0.5 MI N OF NORTH AVENUE, Baltimore city, MD
Over: MTA AND JONES FALLS
1.1 MI S OF COLD SPRING L, Baltimore city, MD
Over: HERRING RUN
0.2 MI E OF HILLEN RD, Baltimore city, MD
Over: CSXT RR
0.44 MI S OF DOCK ROAD, Baltimore city, MD
Over: CSXT RR
0.44 MI S OF DOCK ROAD, Baltimore city, MD
Over: BEAVER RUN
0.03 MI W OF POOLE ROAD, Carroll, MD
Over: NORTHEAST CREEK
1.52 MI N OF MD 274, Cecil, MD
Over: MD RTE 273
0.75MI EAST OF MD RTE 213, Cecil, MD
Over: BRANCH OF ROCK CREEK
.036 MILE EAST OF US 40AL, Frederick, MD
Over: WELDON CREEK
AT BLACK ANKLE RD INT, Frederick, MD
Over: ELK LICK RUN
150' E OF WESTERNPORT RD, Garrett, MD
Over: BYNUM RUN
.06 M N OF MOORES MILL RD, Harford, MD
Over: CABBAGE RUN
0.7 MILES NW OF MD 543, Harford, MD
Over: JACOBS CREEK
0.23 MILE SOUTH OF US 301, Kent, MD
Over: SWANTOWN CREEK
1.91 MILES S OF US 301, Kent, MD
Showing 1,501-1,550 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.