Total Bridges
5,527
Public highway bridges in Maryland
State profile · Below national median SD
Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Maryland — drawn straight from the FHWA National Bridge Inventory.
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 rated 0-4
Structurally Deficient
4.3%
236 bridges flagged for repair priority
-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 on the structurally deficient leaderboard (lower share = better)
States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Maryland on the same metric.
09
47
24
08
41
Six lowest-condition bridges in Maryland, ranked by composite NBI rating. Each is inspected at least every 24 months.
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: AMTRAK RAILROAD
0.2 MI E OF MONROE ST, Baltimore city, MD
Over: ABANDONED RAILROAD
REMINGTON AV/ABANDONED RR, Baltimore city, MD
Over: CSX RAILROAD
0.1 MI W OF GREENMOUNT AV, Baltimore city, MD
Over: CSX
0.2 MI E OF GREENMOUNT AV, Baltimore city, MD
Over: CSX
0.2 MI W OF MARYLAND AVE, Baltimore city, MD
Over: STONEY RUN
0.2 MI E SISSON ST, Baltimore city, MD
Over: MAIDENS CHOICE CREEK
0.2 MI S OF FREDERICK AVE, Baltimore city, MD
Over: AMTRAK RAILROAD
0.5 MI S OF NORTH AVE, Baltimore city, MD
Over: CSX RR & BERNARD DR
0.71 MI N OF CATON AVE., Baltimore city, MD
Over: HERRING RUN, QUAD AVE
EX 60 NB RMP TO MORAV RD, Baltimore city, MD
Over: CURTIS CREEK, B&O RR
0.36 MI N OF AA CO LINE, Baltimore city, MD
Over: MASON BRANCH
ON QUEEN ANNES CO LINE, Caroline, MD
Over: BEAVERDAM DITCH
0.45 MILE EAST OF MD 454, Caroline, MD
Over: TRIB TO TUCKAHOE CREEK
0.55 MI S OF ALT MD 404, Caroline, MD
Over: FAULKNER BRANCH
0.6 MI N OF FEDERALSBURG, Caroline, MD
Over: PINEY RUN
.432 MILE NORTH OF MD 851, Carroll, MD
Over: PINEY RUN
@ SPRINGFIELD HOSPITAL, Carroll, MD
Over: MIDDLE RUN
0.02 MILE NORTH OF MD 879, Carroll, MD
Over: PINEY RUN
1.0 MILE SOUTH OF MD 850H, Carroll, MD
Over: LITTLE PIPE CREEK
0.02 MILE WEST OF MD 852, Carroll, MD
Over: CRANBERRY BRANCH
.52 MILE NORTH OF MD 852G, Carroll, MD
Over: BEAR BRANCH
1.87 MILE SOUTH OF MD 832, Carroll, MD
Over: TURKEYFOOT RUN
1.57 MILE WEST OF MD 852, Carroll, MD
Over: BEAVER RUN
.21 MILE NORTH OF MD 879C, Carroll, MD
Over: PINEY BRANCH
2.42 MI S OF MD 850H, Carroll, MD
Over: DEEP RUN
0.2 E OLD HANOVER ROAD, Carroll, MD
Over: EAST BRANCH PATAPSCO RIV
1 MI W OF HOUCKSVILLE RD., Carroll, MD
Over: STONY RUN
0.56 MILE SOUTH OF MD 272, Cecil, MD
Over: PRINCIPIO CREEK
1.0 MILE WEST OF MD 7B, Cecil, MD
Over: BIG ELK CREEK
0.34 MILE WEST OF MD 213, Cecil, MD
Over: BIG ELK CREEK
0.34 MILE WEST OF MD 213, Cecil, MD
Over: NORTHEAST CREEK
1.18 MILES WEST OF MD 272, Cecil, MD
Over: BR OF NORTHEAST CREEK
0.63 MILE NORTH OF MD 267, Cecil, MD
Over: LITTLE NORTHEAST CREEK
0.2 MI. S. OF SR 273, Cecil, MD
Over: LITTLE NORTHEAST CREEK
2.48 MILES NE OF MD 272, Cecil, MD
Over: MILL CREEK
MILEPOST M93.6, Cecil, MD
Over: PORT TABACCO CREEK
2.55 MILES WEST OF US 301, Charles, MD
Over: MILL RUN
0.03 M W OF MILL SWAMP RD, Charles, MD
Over: MILL SWAMP
2.29 MILES WEST OF MD 210, Charles, MD
Over: PAGES SWAMP
1.15 MILES WEST OF US 301, Charles, MD
Over: PINEY BRANCH
1.18 M E OF PG CO LINE, Charles, MD
Over: PINEY BRANCH
1 Mile West of US 301, Charles, MD
Over: TRIBUTARY OF MATTAWOMAN
.5 MILE E. OF MD RTE 228, Charles, MD
Over: GRAVEL RUN
1.24 MILE SOUTS OF MD 318, Dorchester, MD
Over: MIDDLETOWN BRANCH
0.04 MILE EAST OF MILL RD, Dorchester, MD
Over: LITTLE HUNTING CREEK
.87 MILE NORTH OF MD 806A, Frederick, MD
Over: MIDDLE CREEK
0.12 MILE EAST OF MD 17, Frederick, MD
Over: FISHING CREEK
0.07 MI N OF POWELL RD, Frederick, MD
Over: TOMS CREEK
0.65 MILE N OF US 15BU, Frederick, MD
Over: ROCK CREEK
0.28 M W OF BOWERS ROAD, Frederick, MD
Showing 1,751-1,800 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). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.
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.
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |