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: CSX RAILROAD
0.67 MI S OF IS 95, Cecil, MD
Over: ZEKIAH SWAMP
0.44 MILE SOUTH OF MD 488, Charles, MD
Over: WARDS RUN
0.34 M W OF HILLTOP ROAD, Charles, MD
Over: HONGA RIVER
4.41 MI S OF MD RTE 335, Dorchester, MD
Over: BLACKWATER RIVER
13.34 MILES S. OF MD. 16, Dorchester, MD
Over: LITTLE TUSCARORA CREEK
0.1 MI N WALTER MARTZ RD, Frederick, MD
Over: MONOCACY RIVER
0.6 MI W OF DUBLIN RD, Frederick, MD
Over: STREAM
0.15 MILES FROM MD ROUTE, Frederick, MD
Over: SOUTH BRANCH OF BEAR CRE
0.43 MI SE ACC BEAR CR RD, Garrett, MD
Over: BEALMEAR BRANCH
0.46 MILE NORTH OF MD 100, Howard, MD
Over: SASSAFRAS RIVER
ON CECIL COUNTY LINE, Kent, MD
Over: SWAN CREEK
2.60 MILES SOUTH OF MD 21, Kent, MD
Over: BUCKHORN BR
1.345 M S OF MD 28, Montgomery, MD
Over: CSXT RR & WMATA METRO
0.1 MI EAST OF MD 355, Montgomery, MD
Over: ROCK CREEK
0.5 MI S OF JCT SR 547, Montgomery, MD
Over: TRIB TO LITTLE PAINT BR
0.36 MI N OF MD 212, Prince George's, MD
Over: TRIB TO SOUTHWEST BRANCH
0.2 MI NORTH OF MD 214, Prince George's, MD
Over: WESTERN BRANCH
1 MI E OF MD 202, Prince George's, MD
Over: PISCATAWAY CREEK
0.12 MI N OF FLORAL PK DR, Prince George's, MD
Over: TINKERS CREEK
0.94 MI W OF MD 223, Prince George's, MD
Over: BACK CREEK
1 MI N OF MANOKIN ROAD, Somerset, MD
Over: ST MARYS RIVER
0.36 MILE NORTH OF MD 5, St. Mary's, MD
Over: HORSE LANDING CREEK
2 MI E OF MD RTE 6, St. Mary's, MD
Over: POTTS MILL CREEK
2.05 MILES SOUTH OF US 50, Talbot, MD
Over: BEAVER CREEK
0.20 MILE NORTH OF MD 64, Washington, MD
Over: CREEK RD
1.0 MILE WEST OF IS 70, Washington, MD
Over: AYDELOTTE BRANCH
0.77 MILE NORTH OF MD 346, Wicomico, MD
Over: BURNT MILL BRANCH
1.2 MI E OF MD 353, Wicomico, MD
Over: PATTYS BRANCH
0.09 MILE EAST OF US 113, Worcester, MD
Over: BRANCH OF MARLEY CREEK
1.48 MI S OF MD 648E, Anne Arundel, MD
Over: VETERANS HIGHWAY
IS 97 INTER W/NEW CUT RD, Anne Arundel, MD
Over: TRIB TO PATUXENT RIVER
750 FT W OF BROCK BR ROAD, Anne Arundel, MD
Over: GUNPOWDER FALLS
1.92 M N OF MD 137, Baltimore, MD
Over: NORTHEAST CREEK
0.10 MILE WEST OF MD 695, Baltimore, MD
Over: BEAVER DAM RUN
0.1 MI N COCKEYSVILLE RD, Baltimore, MD
Over: TRIBUTARY TO DEAD RUN
0.06 MI S OF CHESWORTH RD, Baltimore, MD
Over: AMTRAK
Milepost M2.0, Baltimore, MD
Over: HARFORD RUN
LANCASTER & ALICEANNA ST., Baltimore city, MD
Over: PATAPSCO RIVER
1.3 MI S OF IS 95, Baltimore city, MD
Over: MIDDLE BRANCH, MTA, CSX
Milepost 0.8, Baltimore city, MD
Over: HAMBURG ST
Milepost 1.4, Baltimore city, MD
Over: CHEMICAL ROAD
0.02 MI N OF MD RTE 173, Baltimore city, MD
Over: BR OF BIG PIPE CREEK
3.03 MI E OF MD 97, Carroll, MD
Over: WEST BR PATAPSCO RIVER
0.8 MI W OF GORSUCH ROAD, Carroll, MD
Over: ZEKIAH SWAMP
0.54 MILE SOUTH OF MD 488, Charles, MD
Over: MONOCACY RIVER
1 MI N OF MD RTE 28, Frederick, MD
Over: OWENS CREEK
1.8 MI E OF MD 550, Frederick, MD
Over: MIDDLE CREEK
1.12 MI E OF EMMITSBURG, Frederick, MD
Over: N BR OF CASSLEMAN RIVER
1.98 M S OF NORTH PARK RD, Garrett, MD
Over: BUSH CREEK
3.24 MILES EAST OF MD 24, Harford, MD
Showing 2,301-2,350 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.