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: KERRICK SWAMP
1.99 MILES EAST OF MD 6, Charles, MD
Over: MARSHYHOPE CREEK
0.61 MILE WEST OF MD 313, Dorchester, MD
Over: FALLING BRANCH
0.6 MI W OF CLERMONT M RD, Harford, MD
Over: PAINT BRANCH
1.5 MI WEST OF US 29, Montgomery, MD
Over: EAST BR OF WICOMICO RIVE
0.2 MI S OF US 50 BUS, Wicomico, MD
Over: DAVIS BRANCH
0.52 M S OF WICOMICO CO, Worcester, MD
Over: JENNINGS RUN
1.83 MI S OF MD 47, Allegany, MD
Over: TRIB TO HERRING RUN
.03 MI. W. OF MD 41, Baltimore, MD
Over: FOURTH MINE BRANCH
0.2 MI E OF YORK RD, Baltimore, MD
Over: POWDER MILL BRANCH
0.12 MI N OF MD 126, Baltimore, MD
Over: LITTLE PIPE CREEK
0.01 MI S OF JASONTOWN RD, Carroll, MD
Over: MATTAWOMAN CREEK
1.29 MILES EAST OF MD 224, Charles, MD
Over: TRIB. OF MATTAWOMAN CREE
1 mile East of US 301, Charles, MD
Over: TUSCARORA CREEK
1.85 MILES WEST OF MD 85, Frederick, MD
Over: AMTRAK
0.19 MILE S OF MD 197C, Prince George's, MD
Over: RED LION BRANCH
0.27 MILE NORTH OF MD 290, Queen Anne's, MD
Over: TAYLOR BRANCH
0.7 MI S OF PRINCESS ANNE, Somerset, MD
Over: POCOMOKE RIVER
2.5 MI E OF MD RTE 354, Wicomico, MD
Over: POTOMAC RIVER
ON WEST VIRGINIA LINE, Allegany, MD
Over: PORTER RUN
.04 MILES WEST OF MD 743, Allegany, MD
Over: GEORGES CREEK
0.16 MILE WEST OF MD 936, Allegany, MD
Over: MILL RUN
0.75 MI S OF MD RTE 935, Allegany, MD
Over: GEORGES CREEK
0.03 MI W OF CHURCH H RD, Allegany, MD
Over: JENNINGS RUN
0.04 MI S OF MD 36, Allegany, MD
Over: UNNAMED STREAM
0.27 MI. S. OF JEFFRIES R, Allegany, MD
Over: SPILLWAY TO WETLANDS
N TRACT NW END SOLD. LAKE, Anne Arundel, MD
Over: KITTEN BRANCH
0.3 MILE NORTH OF MD 995, Anne Arundel, MD
Over: MILL CREEK
1.01 MI N OF MD 648A, Anne Arundel, MD
Over: PATUXENT RIVER
ON PRINCE GEORGES CO LINE, Anne Arundel, MD
Over: BRANCH OF BACK CREEK
N OF MD 270, Anne Arundel, MD
Over: BACK CREEK
.056 MILE NORTH OF MD 710, Anne Arundel, MD
Over: TRIBUTARY TO BACK CREEK
0.34 MI N OF MD 10, Anne Arundel, MD
Over: CABIN BRANCH
0.42 MILE WEST OF MD 2, Anne Arundel, MD
Over: CABIN BRANCH
0.40 MI S OF MD 695, Anne Arundel, MD
Over: BRANCH OF LITTLE PATUXEN
1.89 M E OF MD 295, Anne Arundel, MD
Over: SAWMILL CREEK
0.52 MILE SOUTH OF IS 97, Anne Arundel, MD
Over: BR OF LIT PATUXENT RIVER
0.748 M W OF MD 32, Anne Arundel, MD
Over: BW PARKWAY (NBL)
3.4 MILES FROM MD ROUTE 1, Anne Arundel, MD
Over: BW PARKWAY (SBL)
3.4 MILES NORTH OF MD ROU, Anne Arundel, MD
Over: BW PARKWAY (NBL)
3.4 MILES NORTH OF MD ROU, Anne Arundel, MD
Over: BW PARKWAY (SBL)
3.4 MILES NORTH OF MD ROU, Anne Arundel, MD
Over: MIDWAY BRANCH
.03 MI W LEONARD WOOD AVE, Anne Arundel, MD
Over: S SIDE FRANKLIN BRANCH
0.24 MI. N OF ROCK AVE, Anne Arundel, MD
Over: MIDWAY BRANCH
0.10 MILES N ROCK AVE, Anne Arundel, MD
Over: STEMMERS RUN
0.23 MILE SOUTH OF IS 695, Baltimore, MD
Over: STEMMERS RUN
0.38 MI E OF MD 695, Baltimore, MD
Over: GWYNNS FALLS
0.08 MI E OF ST LUKES LA, Baltimore, MD
Over: GUNPOWDER FALLS
1.75 MILE NORTH OF MD 137, Baltimore, MD
Over: BEAVERDAM RUN
0.31 MI N OF WARREN RD, Baltimore, MD
Over: BRICE RUN
0.22 MI W OF OLD COURT RD, Baltimore, MD
Showing 1,651-1,700 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.