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 OF ANTIETAM CR
0.2 MI N OF EAST RIDGE DR, Washington, MD
Over: WEST TRIB FLINTSTONE CRE
0.24 M W OF BR NO 0107700, Allegany, MD
Over: BURNT MILL BRANCH
600 FT N POPLAR NECK RD, Wicomico, MD
Over: EASTERN BRANCH
1.47 MILES N OF MD 489, St. Mary's, MD
Over: MD ROUTE 410
1.1 MILES NORTH OF MD ROU, Prince George's, MD
Over: MUDDY RUN
0.13 S OF BLUE MTN ROAD, Frederick, MD
Over: BEL PRE CREEK
0.5 MILES WEST OF MD 182, Montgomery, MD
Over: HAWLINGS RIVER
0.9 MI W OF JCT SR MD 650, Montgomery, MD
Over: BUCK BRANCH
2 MI E OF JCT SR MD 189, Montgomery, MD
Over: WHITE MARSH RUN
0.22 MI S OF US 40, Baltimore, MD
Over: DEER CREEK
2.0 MILES W OF MD 23, Harford, MD
Over: LITTLE SENECA CREEK
0.7 MI WEST OF MD 27, Montgomery, MD
Over: HANCE POINT CREEK
3.05 MILES SOUTH OF MD 7C, Cecil, MD
Over: UNNAMED TRIBUTARY
0.6 MI NORTH OF MD 214, Prince George's, MD
Over: MANOKIN RIVER
0.06 MILE WEST OF US 13, Somerset, MD
Over: GOSHEN BRANCH
0.2 MI NORTH OF BRINK RD, Montgomery, MD
Over: CAPITAL CRESCENT TRAIL
0.08 MILE SOUTH OF MD 410, Montgomery, MD
Over: WATTS BRANCH
1.5 MI W OF JCT SR 189, Montgomery, MD
Over: BEAVER CREEK
1.75 MILES EAST OF MD 741, Washington, MD
Over: WOODREST CREEK
.06 MI N OF ANTI-AIRCRAFT, Harford, MD
Over: TRIB TO ANDOVER BRANCH
1.75 M W OF DELAWARE LINE, Queen Anne's, MD
Over: MARLEY CREEK
0.45 MI S OF MD 648E, Anne Arundel, MD
Over: GREENE BRANCH
0.73 MILE W OF COOPER RD, Baltimore, MD
Over: GOODWIN RUN
0.30 MI. N OF PADONIA RD., Baltimore, MD
Over: DRAINAGE DITCH
.15 MI N OF BILLINGSLY RD, Charles, MD
Over: TRIBUTARY TO LONG BRANCH
0.2 MI N OF OLD NATL PIKE, Frederick, MD
Over: ISLAND CREEK
0.3 MI. E. BURRISVILLE RD, Queen Anne's, MD
Over: SIDELING HILL CREEK
WASHINGTON COUNTY LINE, Allegany, MD
Over: TRIB OF CHOPTANK RIVER
2.5 MI N OF MD RTE 404, Caroline, MD
Over: NORTHEAST CREEK
0.27 MILE SOUTH OF MD 272, Cecil, MD
Over: BROAD RUN
0.07 MI N OF ARNOLD ROAD, Frederick, MD
Over: ST CLEMENTS CREEK
0.72 MILE SOUTH OF MD 238, St. Mary's, MD
Over: BRANCH OF CYPRESS CREEK
0.15 M N OF CYPRUS CRK RD, Anne Arundel, MD
Over: HERRING RUN
0.6 MI E OF LOCH RAVEN BD, Baltimore city, MD
Over: SEWELL BRANCH
0.5 MILES EAST OF MD 2-4, Calvert, MD
Over: JONES FALLS
WEST OF PRESIDENT STR., Baltimore city, MD
Over: STADIUM LOT
MILEPOST 1.2, Baltimore city, MD
Over: TRIBUTARY TO LITTLE SENE
1 MI NORTHEAST OF MD 355, Montgomery, MD
Over: KINGS CREEK
0.18 MILE SOUTH OF MD 920, Somerset, MD
Over: BRANCH OF EVITTS CREEK
0.07MI E OF MD 144, Allegany, MD
Over: JENNINGS RUN
0.06 MI N OF MD 638, Allegany, MD
Over: FLINTSTONE CREEK
0.06 MI E OF MD 940AO, Allegany, MD
Over: SNIB HOLLOW RUN
1.15 MI W OF MD 948Y, Allegany, MD
Over: SNIB HOLLOW RUN
0.62 M E OF US 40 SC, Allegany, MD
Over: SNIB HOLLOW RUN
0.64MI W OF WASH CO LINE, Allegany, MD
Over: SNIB HOLLOW RUN
0.22 MI W OF US 40SC, Allegany, MD
Over: MOORES RUN
0.22 MILE NORTH OF MD 935, Allegany, MD
Over: ELK LICK RUN
0.16 M E OF ROCKY GAP RD, Allegany, MD
Over: ELK LICK RUN
0.82 M E OF BR NO 0115400, Allegany, MD
Over: ELK LICK RUN
0.184 MI W BR NO. 0115200, Allegany, MD
Showing 3,501-3,550 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.