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: LITTLE GUNPOWDER FALLS
ON BALT CO LINE, Harford, MD
Over: BENSON BRANCH
0.4 MI W MT ALBERT ROAD, Howard, MD
Over: BROAD RUN
0.3 MI E OF ELMER SCHOOL, Montgomery, MD
Over: HENSON CREEK
0.08 M N OF PALMER ROAD, Prince George's, MD
Over: LITTLE PAINT BRANCH
.24 MILES SOUTH OF MD 212, Prince George's, MD
Over: I-495
0.2 MI. W. OF CHERRYWOOD, Prince George's, MD
Over: LITTLE ANTIETAM CREEK
0.13 MI SW OF MD RTE 64, Washington, MD
Over: BEAVERDAM CREEK
1 MI SW GLEN AVENUE, Wicomico, MD
Over: POCOMOKE RIVER
1.06 MILES S OF MD 354, Worcester, MD
Over: POCOMOKE RIVER
0.95 MI E OF MD 354, Worcester, MD
Over: BRANCH OF GEORGES CREEK
0.36 MI N OF W VA LINE, Allegany, MD
Over: TOWN CREEK
1.95 MI N OF L TOWN CK RD, Allegany, MD
Over: STOCKETTS RUN
3.0 MI SOUTH OF MD 214, Anne Arundel, MD
Over: EAST BRANCH HERBERT RUN
0.06 MI S OF EAST DR, Baltimore, MD
Over: DULANEY BRANCH
0.3 MI N MD RTE 542, Baltimore, MD
Over: WHITE MARSH RUN
0.02 M N OF I 695, Baltimore, MD
Over: HAMBURG ST & RR
Milepost M4.0, Baltimore city, MD
Over: ALLOWAY CREEK
0.09 MI N OF STARNERS DAM, Carroll, MD
Over: MORGAN RUN
0.26 MI SE OF BLOOM ROAD, Carroll, MD
Over: YOUGHIOGHENY RIVER
0.48 MILE NORTH OF MD 42, Garrett, MD
Over: SUSQUEHANNA RIVER
ON CECIL CO LINE, Harford, MD
Over: PEDESTRIAN WALKWAY
0.69 MILE SOUTH OF US 29, Howard, MD
Over: CHESTER RIVER
ON QUEEN ANNES CO LINE, Kent, MD
Over: SOUTHWEST BRANCH
0.25 MILE SOUTH OF MD 214, Prince George's, MD
Over: PATAPSCO RIVER
I-695 OVER PATAPSCO RIVER, Baltimore city, MD
Over: FISHING CREEK
200' W OF MOUNTAINDALE RD, Frederick, MD
Over: CHESAPEAKE BAY
6 MI E OF MD RTE 2, Anne Arundel, MD
Over: LITTLE GUNPOWDER FALLS
1.0 MI N SWEET AIR RD, Baltimore, MD
Over: LITTLE FALLS
1 MI SE OF BIG FALLS RD, Baltimore, MD
Over: WESTERN RUN
1.3 MI N OF SHAWAN RD, Baltimore, MD
Over: LITTLE FALLS
1.3 MI NW OF MIDDLETOWN R, Baltimore, MD
Over: LONG GREEN CREEK
0.2 MI SE OF GLEN ARM RD, Baltimore, MD
Over: BEETREE RUN
200 FEET N OF EAGLE MILL, Baltimore, MD
Over: SOUTH BRANCH GUNPOWDER F
1 M NE OF LINEBORO RD, Carroll, MD
Over: LOVE RUN
0.75 MILE SOUTH OF US 1, Cecil, MD
Over: BR OF POTOMAC RIVER
0.23 MILE EAST OF MD 180, Frederick, MD
Over: MONOCACY RIVER
0.6 MI S OF BOLLINGER SCL, Frederick, MD
Over: TALBOT BRANCH
AT TALBOT RUN RD INTERSEC, Frederick, MD
Over: PATAPSCO RIVER
0.1 MI SOUTH OF I-195, Howard, MD
Over: CYPRESS BRANCH
0.24 MILE EAST OF MD 313, Kent, MD
Over: SLIGO CREEK
0.14 M S OF FRANKLIN AVE, Montgomery, MD
Over: LITTLE FALLS BRANCH
0.69 MILE WEST OF WASH DC, Montgomery, MD
Over: INDIAN CREEK
1000 FT NE OF US 1, Prince George's, MD
Over: TRIBUTARY TO PAINT BRANC
0.1 MILES S. OF CAMPUS DR, Prince George's, MD
Over: GR TONOLOWAY CK, CO RDS
0.67 MILE W OF MD 144WB, Washington, MD
Over: LITTLE ANTIETAM CREEK
0.81 MI NW OF MD RTE 67, Washington, MD
Over: HAMILTON RUN
0.5 MI E CANNON AVE, Washington, MD
Over: TONYTANK POND
0.34 MILE NORTH OF MD 513, Wicomico, MD
Over: POCOMOKE RIVER
ON WORCESTER CO LINE, Wicomico, MD
Over: SHILES CREEK
1 MI EAST MUDDY HOLE RD, Wicomico, MD
Showing 1,401-1,450 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.