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: HENSON CREEK
0.67 MILE SOUTH OF MD 5, Prince George's, MD
Over: HENSON CREEK
0.71 MILE SOUTH OF MD 4, Prince George's, MD
Over: LOTTSFORD BRANCH
0.56 MILE WEST OF MD 193, Prince George's, MD
Over: BR OF HENSON CREEK
0.35 MILE NORTH OF MD 5, Prince George's, MD
Over: TRIB TO CATTAIL CREEK
0.09 MILE WEST OF 202E, Prince George's, MD
Over: WALKER BRANCH
0.5 MI EAST OF I-95, Prince George's, MD
Over: TRIB TO PATUXENT RIVER
0.30 MI N OF MD 450, Prince George's, MD
Over: TRIB TO BALD HILL BRANCH
1.0 MI SOUTH OF MD 193, Prince George's, MD
Over: TRIB TO CROW BRANCH
0.07 MI W OF MD 197, Prince George's, MD
Over: CABIN BRANCH
0.57 MI W OF MD 704, Prince George's, MD
Over: TRIB TO BALD HILL BRANCH
1.04 MI EAST OF I-95, Prince George's, MD
Over: SOUTHWEST BRANCH
0.27 MI S OF MD 214, Prince George's, MD
Over: BARNABY RUN
1.34 MILES NE OF MD 414, Prince George's, MD
Over: TRIB OF HENSON CREEK
100 FEET W OF FISHER ROAD, Prince George's, MD
Over: BARNABY RUN
25 FT WEST OF OWENS ROAD, Prince George's, MD
Over: TRIBUTARY TO PISCATAWAY
1600 W OF LIVINGSTON ROAD, Prince George's, MD
Over: TRIB TO SOUTHWEST BRANCH
0.5 MI. WEST OF MD 202, Prince George's, MD
Over: TRIBUTARY TO SOUTHWEST B
0.2 MI WEST OF MD 202, Prince George's, MD
Over: TRIB TO COLLINGTON BR
0.6 MI EAST OF CHURCH RD, Prince George's, MD
Over: TRIB TO PATUXENT RIVER
0.2 MI NORTH OF MD 450, Prince George's, MD
Over: TRIB TO PATUXENT RIVER
0.06 M S OF BROOKLYN B RD, Prince George's, MD
Over: TRIBUTARY TO BRIER DITCH
0.01 M S OF CARROLTN PKWY, Prince George's, MD
Over: COX CREEK
1.02 MILES WEST OF MD 18B, Queen Anne's, MD
Over: TRIB. TO CHESTER RIVER
0.41 MI N FROM MD213, Queen Anne's, MD
Over: RED LION BRANCH
0.07 MI SOUTH OF MD 300, Queen Anne's, MD
Over: ANDOVER BRANCH
0.88 MI NW of MD 300, Queen Anne's, MD
Over: GRAVELLY RUN
3.2 MI NE JCT W MD RT 300, Queen Anne's, MD
Over: GRANNY FINLEY BRANCH
.71 MI SW OF FLAT IRON SQ, Queen Anne's, MD
Over: GERMAN BRANCH
0.1 MI. NW OF HOPE RD, Queen Anne's, MD
Over: WYE EAST RIVER
0.95 MI. NE OF MD 213, Queen Anne's, MD
Over: UNNAMED STREAM
0.3 MI. S. CROUSE MILL RD, Queen Anne's, MD
Over: ST MARY'S RIVER
1.1 MILES SOUTH OF MD 235, St. Mary's, MD
Over: TOWN RUN
0.36 MILE SOUTH OF MD 245, St. Mary's, MD
Over: NELSONS RUN
0.2 MI S OF MD RTE 238, St. Mary's, MD
Over: WAREHOUSE RUN
1 MI W OF FLAT IRON ROAD, St. Mary's, MD
Over: UNNAMED STREAM
.9 MI W OF WILDEWOOD BLVD, St. Mary's, MD
Over: CRANEY CREEK
0.6 MI E. OF FLAT IRON RD, St. Mary's, MD
Over: UNNAMED TRIBUTARY
0.2 M S OF WILDEWOOD PKWY, St. Mary's, MD
Over: TANYARD BRANCH
AT MD 33, Talbot, MD
Over: PAPERMILL POND
1.04 MILE NORTH OF US 50, Talbot, MD
Over: MILES CREEK
2 MI E OF TRAPPE, Talbot, MD
Over: POTTS MILL CREEK
0.5 MILE WEST OF US 50, Talbot, MD
Over: BR OF CONOCOCHEAGUE CREE
1.05 MILES NORTH OF US 11, Washington, MD
Over: LITTLE CONOCOCHEAGUE CRE
1.34 MILES EAST OF MD 68, Washington, MD
Over: MEADOW BROOK CREEK
3.06 MILES EAST OF MD 68, Washington, MD
Over: LANDIS SPRING BRANCH
0.58 MILE EAST OF US 40, Washington, MD
Over: BEAR CREEK
1.18 MILES WEST OF MD 903, Washington, MD
Over: TRIB TO RED RUN
0.01 M W OF PENNSYLVANIA, Washington, MD
Over: CSXT RAILROAD
0.17 MI W OF I 81, Washington, MD
Over: LITTLE ANTIETAM CREEK
0.1 MI NW OF MD RTE 34, Washington, MD
Showing 3,801-3,850 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 |