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: RED RUM RUN
0.19 M W OF MARKET STREET, Cecil, MD
Over: HIGH RUN
0.41 MILE NORTH OF US 15G, Frederick, MD
Over: MIDDLE CREEK
0.1 MI NE OF MD 17, Frederick, MD
Over: REDDY BRANCH
0.9 MI E OF JCT SR 97, Montgomery, MD
Over: CSX TRANS.
0.53 MILE WEST OF IS 81, Washington, MD
Over: CSX TRANS.
0.53 MILE WEST OF IS 81, Washington, MD
Over: BRANCH OF NORTH BRANCH
0.09 MI S OF PA LINE, Allegany, MD
Over: PATAPSCO RIVER
ON BALTIMORE COUNTY LINE, Anne Arundel, MD
Over: TRIB TO HERRING RUN
0.14 M N OF BALTO CITY, Baltimore, MD
Over: PROPOSED LANSDOWNE ROAD
0.31 MI S OF BALT CITY, Baltimore, MD
Over: CSX TRANSPORTATION
0.82 MI N OF MCDONOUGH RD, Baltimore, MD
Over: TRIBUTARY TO WEST BRANCH
0.17 MI S OF LOCUST AVE, Baltimore, MD
Over: CSX RAILROAD
HANOVER ST OVER CSX RR, Baltimore city, MD
Over: GWYNNS FALLS
MONROE ST & ANNAP RD, Baltimore city, MD
Over: MARYLAND MIDLAND RR
0.4 MILE NORTH OF MD 808B, Carroll, MD
Over: NORTH BR PATAPSCO RIVER
0.53 MI S OF WESLEY RD, Carroll, MD
Over: EAST BRANCH CHRISTIANA R
0.19 MI W OF MD 896, Cecil, MD
Over: SAVAGE RIVER
0.09 MI W OF ALLEGANY CO, Garrett, MD
Over: DORSEY RUN
0.5 MI S OF MD RTE 175, Howard, MD
Over: CRABBS CREEK
0.1 MI W OF REDLAND RD, Montgomery, MD
Over: BEAVERDAM ROAD
2.3 MILES NORTH OF MD ROU, Prince George's, MD
Over: MD ROUTE 197 (EBL)
1.9 MILES NORTH OF MD ROU, Prince George's, MD
Over: MEADOW BROOK
0.2 MI S OF IS 70, Washington, MD
Over: GEORGES CREEK
0.01 MI W OF MD 939, Allegany, MD
Over: TRIBUTARY TO HERRING RUN
0.25 MI W OF MD 41, Baltimore, MD
Over: NORTH BRANCH PATAPSCO RI
.04 MILE NORTH OF MD 879D, Carroll, MD
Over: SOUTH BR PATAPSCO RIVER
ON HOWARD CO LINE, Carroll, MD
Over: BIG ELK CREEK
0.04 MILE NORTH OF MD 268, Cecil, MD
Over: LITTLE CATOCTIN CREEK
0.61 MI N OF MD 871G, Frederick, MD
Over: WATTS BRANCH
0.21 MILE NORTH OF MD 28, Montgomery, MD
Over: BRUNETT AVENUE
0.297 MILE WEST OF US 29, Montgomery, MD
Over: BENNETT CREEK TRIBUTARY
0.6 MI N OF MOUNTAIN VIEW, Montgomery, MD
Over: DRY SENECA CREEK
1.5 MI S OF JCT SR 28, Montgomery, MD
Over: AMTRAK
0.18 MILE SOUTH OF MD 450, Prince George's, MD
Over: PROPOSED LANSDOWNE ROAD
0.31 MI S OF BALT CITY, Baltimore, MD
Over: PINEY CREEK
0.2 MI E. OF IS83,EXIT 24, Baltimore, MD
Over: P AND B RAILROAD
0.3 MI W OF MD 151, Baltimore, MD
Over: MTA, JONES FALLS, & C. M
ON RAMP, JFX-FALLS RD, Baltimore city, MD
Over: BEAVER RUN
0.44 MI S OF MD 140, Carroll, MD
Over: WEST BR PATAPSCO RIVER
0.04 MI N OF WESLEY ROAD, Carroll, MD
Over: AMTRAK
0.51 MILE WEST OF MD 279, Cecil, MD
Over: STONE RUN
0.7 M NW OF US RTE 1, Cecil, MD
Over: DRY SENECA CREEK
2.3 MI S OF JCT SR 28, Montgomery, MD
Over: LITTLE MONOCACY RIVER
0.7 MI S OF MT EPHRAM RD, Montgomery, MD
Over: WATTS BRANCH
0.9 MI W OF JCT SR 189, Montgomery, MD
Over: BEAVER DAM CREEK
CAPITAL BELTWAY TO EXIT 2, Prince George's, MD
Over: WMATA RAILROAD
1 mi. S. of Suitland Pkwy, Prince George's, MD
Over: BR OF CONOCOCHEAGUE CREE
0.81 MILE EAST OF MD 63, Washington, MD
Over: CONOCOCHEAGUE CREEK
0.85 MI SE OF PA LINE, Washington, MD
Over: SHARMANS BRANCH
0.83 MI SW OF MD RTE 34, Washington, MD
Showing 3,101-3,150 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.