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: EAST FORK LANGFORD CREEK
0.01 MI E OF BRICES MILL, Kent, MD
Over: BEAVERDAM BRANCH
3.44 MI W OF CAROLINE CO, Talbot, MD
Over: DORSEY CREEK
0.5 KM SE OF RT. 450, Anne Arundel, MD
Over: SOUTH BRANCH PATAPSCO RI
ON HOWARD COUNTY LINE, Carroll, MD
Over: CABIN JOHN CREEK
.1 MI S OF DEMOCRACY BLVD, Montgomery, MD
Over: BEL PRE CREEK
0.1 MI EAST OF MD-182, Montgomery, MD
Over: ANTIETAM CREEK
0.36 M E OF ANTIETAM DR, Washington, MD
Over: WESTERN RUN
0.1 MI N CROSS COUNTRY BL, Baltimore city, MD
Over: TRIBUTARY TO MATTAWOMAN
1 mile w. Indianhead Hwy, Charles, MD
Over: SOUTHWEST BRANCH
0.47 MI SOUTH OF MD 214, Prince George's, MD
Over: POCOMOKE RIVER
0.75 MI E BETHEL RD, Wicomico, MD
Over: TOWN CREEK
0.38 MI E OF US 40AF, Allegany, MD
Over: SEVERN RUN
1.06 MI N OF MD 175, Anne Arundel, MD
Over: GWYNNS FALLS
0.8 MI N WINDSOR MILL RD, Baltimore city, MD
Over: MONROE ST
Milepost M53.7, Baltimore city, MD
Over: ISLAND CREEK
.26 MI SE OF LANDS END RD, Queen Anne's, MD
Over: BIG ELK CREEK
0.25 MI NW OF MD 316, Cecil, MD
Over: GRINDSTONE RUN
0.13 MILES WEST OF MD 17, Frederick, MD
Over: HAMMOND BRANCH
0.73 MILE NORTH OF MD 216, Howard, MD
Over: WILLIAMSBURG RUN TRIB
0.90 MI. W. OF MD 108, Montgomery, MD
Over: MD ROUTE 197 (EBL)
1.9 MILES NORTH OF MD ROU, Prince George's, MD
Over: TRIB TO SEMPLE RUN
0.43 MILE NORTH OF IS 70, Washington, MD
Over: PARKER POND
0.42 MILE SOUTH OF MD 350, Wicomico, MD
Over: WESTERN RUN
0.05 MI N KELLY AVE, Baltimore city, MD
Over: WHETSTONE RUN
0.1 MI S MID-COUNTY HWY, Montgomery, MD
Over: WATTS BRANCH
0.5 MILES NORTH OF MD 28, Montgomery, MD
Over: TRIBUTARY TO PEA HILL BR
1.5 MI NORTH OF MD 223, Prince George's, MD
Over: LITTLE ANTIETAM CREEK
0.8 MI NE OF MD RTE 64, Washington, MD
Over: DEAD RUN
0.66 M N OF SECURITY BLVD, Baltimore, MD
Over: ROCK CREEK
1.68 MILES EAST OF MD 28, Montgomery, MD
Over: UNNAMED TRIBUTARY
.9 MI NORTHEAST OF MD 214, Prince George's, MD
Over: ANDOVER BRANCH
1.44 M W OF DELAWARE LINE, Queen Anne's, MD
Over: BEAVERDAM DITCH
0.6 MI. WEST OF MD 313, Queen Anne's, MD
Over: BEAR BRANCH
1.16 MILES N OF MD 140, Carroll, MD
Over: MARSHYHOPE CREEK
2.35 MILES EAST OF MD 331, Dorchester, MD
Over: CABIN JOHN CREEK
0.2 MI E OF TOWER OAKS BL, Montgomery, MD
Over: TRIB TO PATUXENT RIVER
.3 M N/Old Jericho Park R, Prince George's, MD
Over: CABIN BRANCH
0.90 MI E OF WASH DC LINE, Prince George's, MD
Over: TOWN CREEK
0.52 MI NE OF MD 51, Allegany, MD
Over: CSXT RAILROAD
0.17 MI W OF MD 51, Allegany, MD
Over: AMTRAK
0.08 M W OF BR NO 0216700, Anne Arundel, MD
Over: INDIAN CREEK
1.38 MILES N OF MD 212, Prince George's, MD
Over: TRIBUTARY TO SOUTHWEST B
0.5 MI SOUTH OF MD 214, Prince George's, MD
Over: WICOMICO RIVER
0.591 M E OF JERSEY ROAD, Wicomico, MD
Over: WILLS CREEK
0.84 MI E OF MD 36, Allegany, MD
Over: TRIBUTARY OF BENS BRANCH
0.3 MI W OF DETRICK RD, Frederick, MD
Over: BR OF WYE RIVER
0.67 MILE EAST OF MD 213, Queen Anne's, MD
Over: PETER PAN RUN
0.1 MI N OF BUSH CREEK DR, Frederick, MD
Over: MUDDY CREEK
0.2 MI W CRANESVILLE RD, Garrett, MD
Over: TRIB TO ROCK CREEK
1.1 MI SOUTH OF MD 547, Montgomery, MD
Showing 3,401-3,450 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.