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: JACOBS CREEK
1.27 MILES S OF MD 290, Kent, MD
Over: PATUXENT RIVER
ON HOWARD CO LINE, Prince George's, MD
Over: NORTHWEST BRANCH
0.37 MILE WEST OF MD 193B, Prince George's, MD
Over: AMTRAK
0.18 MILE SOUTH OF MD 450, Prince George's, MD
Over: PISCATAWAY CREEK
2.13 MILES N OF MD 373, Prince George's, MD
Over: INDIAN CREEK
0.03 MI NE OF SYCAMORE RD, Prince George's, MD
Over: TRIB TO BALD HILL BRANCH
1.04 MILES E OF IS 95, Prince George's, MD
Over: BEAVERDAM CREEK
0.5 MI N MD 202, Prince George's, MD
Over: BEAVERDAM CREEK
0.5 MI N MD 202, Prince George's, MD
Over: S BRANCH OF ROCK CREEK
0.21 M E OF EARL WEBST RD, Somerset, MD
Over: BACK CREEK
0.19 MILE SOUTH OF MD 413, Somerset, MD
Over: CRYSTAL FALLS DRIVE
1.98 MILES WEST OF MD 66, Washington, MD
Over: CONOCOCHEAGUE CREEK
0.85 W OF WALNUT POINT RD, Washington, MD
Over: LEONARD MILL POND
0.4 MILE SOUTH OF MD 675B, Wicomico, MD
Over: NINEPIN BRANCH
0.42 MI S OF MD 374, Worcester, MD
Over: CSX TRANS., MD 61
0.40 MI E OF MD 51A, Allegany, MD
Over: GWYNNS FALLS
0.20 MI N OF MD 940, Baltimore, MD
Over: TRIB TO HERRING RUN
0.4 M N OF TAYLOR AVENUE, Baltimore, MD
Over: WEST BRANCH HERBERT RUN
0.22 MILE SOUTH OF US 1, Baltimore, MD
Over: LONG GREEN CREEK
0.2 MI NW OF HARFORD RD, Baltimore, MD
Over: TRIBUTARY TO HERRING RUN
0.2 MI E OF MD RTE 542, Baltimore, MD
Over: SOUTH BRANCH PATAPSCO RI
ON HOWARD CO LINE, Carroll, MD
Over: BACK CREEK
0.6 MI S OF MD 286, Cecil, MD
Over: LINGANORE CREEK
0.73 MI N OF MD 75FC, Frederick, MD
Over: SNOWY CREEK
0.2 MI WEST OF CRELLIN ST, Garrett, MD
Over: BUFFALO RUN
.5 MI NW OLD GOOD HOPE RD, Garrett, MD
Over: MIDDLE PATUXENT RIVER
1.05 MILES SOUTH OF MD 32, Howard, MD
Over: CATTAIL CREEK
1.31 MILES N OF MONT CO, Howard, MD
Over: WATTS BRANCH
0.1 MI N OF JCT SR 190, Montgomery, MD
Over: SOUTH BRANCH SKIPTON CRE
0.66 MILE WEST OF MD 662B, Talbot, MD
Over: LITTLE BEAVER CREEK
1.54 MILES EAST OF MD 66, Washington, MD
Over: LANES RUN
0.15 MI N OF LANES RUN RD, Washington, MD
Over: SOUTH BR PATAPSCO RIVER
ON HOWARD COUNTY LINE, Carroll, MD
Over: PURNELL BRANCH
0.73 MILE NORTH OF MD 365, Worcester, MD
Over: WILLS CREEK
AT US 40 ALT, Allegany, MD
Over: MARLEY CREEK
0.11 MI S OF MD 270, Anne Arundel, MD
Over: OLD ANNAN RD,MIDDLE BR
0.3 MI E RUSSELL ST, Baltimore city, MD
Over: BOSTON STREET
MILE POINT 11.53, Baltimore city, MD
Over: AMTRAK, NSRR & CSXT
Milepost M12.86, Baltimore city, MD
Over: SPRING BRANCH
2.33 MILE SOUTH OF MD 314, Caroline, MD
Over: LITTLE PIPE CREEK
1.09 MILES N OF MD 31, Carroll, MD
Over: LITTLE ELK CREEK
1.03 MILE WEST OF MD 213, Cecil, MD
Over: MIRANT POWER COMPANY
0.19 MILE EAST OF US 301, Charles, MD
Over: CSX TRANS
0.08 MILE EAST OF US 301, Charles, MD
Over: MATTAWOMAN CREEK
1.5 MI E OF MD RTE 224, Charles, MD
Over: CARROLL CREEK
510' SOUTH OF MD 144, Frederick, MD
Over: LITTLE PATUXENT RIVER
0.46 MILE SOUTH OF MD 32, Howard, MD
Over: B&O RR,COUNTY ROADS
Milepost 0.7, Howard, MD
Over: LITTLE FALLS BRANCH
4.5 MILES SOUTH OF I-495., Montgomery, MD
Over: TRIB TO PATUXENT RIVER
0.1 MI SOUTH OF MD 198 EB, Prince George's, MD
Showing 2,151-2,200 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.