Total Bridges
5,527
Public highway bridges in Maryland
State profile · Below national median SD
Maryland bridge safety
Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Maryland — drawn straight from the FHWA National Bridge Inventory.
- 5,527
- Public bridges
- 25.9%
- Good condition
- 4.3%
- Poor condition
- 4.3%
- Structurally deficient
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%
Maryland vs national bridge condition
Maryland — Good condition share 25.9%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Maryland — Structurally deficient share 14.2%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Bridge inventory deck-condition mix — Maryland (FHWA NBI)
Counties (24)
Allegany 245 Anne Arundel 395 Baltimore 787 Baltimore city 380 Calvert 33 Caroline 70 Carroll 205 Cecil 194 Charles 94 Dorchester 47 Frederick 491 Garrett 139 Harford 275 Howard 310 Kent 44 Montgomery 522 Prince George's 582 Queen Anne's 88 Somerset 46 St. Mary's 50 Talbot 42 Washington 301 Wicomico 100 Worcester 82
Maryland vs nearby ranks
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
Connecticut
3.95% top marginal rate
47
Tennessee
3.97% top marginal rate
24
Maryland
4.27% top marginal rate
08
Colorado
4.32% top marginal rate
41
Oregon
4.46% top marginal rate
Bridges Needing Most Attention in Maryland
Six lowest-condition bridges in Maryland, ranked by composite NBI rating. Each is inspected at least every 24 months.
OLD SELBYSPORT RD
PoorOver: BEAR CREEK
0.01 MI N OF WALNUT ST, Garrett, MD
Built 1920 Load: 2.7 t ADT: 30
ZION ROAD
PoorOver: HAWLINGS RIVER
2.8 MILES NORTH OF MD 108, Montgomery, MD
Built 1930 Load: 4.5 t ADT: 2,440
ROXBURY ROAD
PoorOver: BEAVER CREEK
0.1 MI W OF ALT US RTE 40, Washington, MD
Built 1920 Load: 7.3 t ADT: 533
TUFTON AVENUE
PoorOver: WATERSPOUT RUN
2.63 MI. WEST MD 25, Baltimore, MD
Built 1920 Load: 7.7 t ADT: 7,735
MOHRS LANE
Structurally DeficientOver: CSX RAILROAD
0.1 MI NW OF US RTE 40, Baltimore, MD
Built 1912 Load: 9.1 t ADT: 1,600
OLD MONTGOMERY RD
Structurally DeficientOver: LITTLE PATUXENT RIVER
0.5 MI W OF US RTE 29, Howard, MD
Built 1935 Load: 10.0 t ADT: 10
All Bridges in Maryland
IS 70 EB COL. RD
UnknownOver: IS 81
0.01 MILE SOUTH OF IS 70, Washington, MD
Built 1964 ADT: 61,350
IS 70 WB COL. RD
UnknownOver: IS 81
0.02 MILE NORTH OF IS 70, Washington, MD
Built 1964 ADT: 68,040
BOYD ROAD
UnknownOver: IS 70 WBR
3.04 MI E OF MD 56, Washington, MD
Built 1965 ADT: 21,440
CEDAR RIDGE ROAD
UnknownOver: IS 70 WBR
0.51 MILE SOUTH OF US 40, Washington, MD
Built 1967 ADT: 40,770
IS 68 EBR
UnknownOver: MD 903
0.05 M S/BOTTENFIELD ROAD, Washington, MD
Built 1984 ADT: 80
IS 68 WBR
UnknownOver: MD 903
0.05 M S/BOTTENFIELD ROAD, Washington, MD
Built 1984 ADT: 80
MD 144WB
UnknownOver: IS 68
1.85 M E OF BR NO 2114800, Washington, MD
Built 1987 ADT: 19,000
PEDESTRIAN
UnknownOver: IS 68
1.05 MILES EAST OF MD 903, Washington, MD
Built 1991 ADT: 19,950
US 13 RAMP 'C'
UnknownOver: US 13 BUS
0.14 M S OF BR NO 2205300, Wicomico, MD
Built 1972 ADT: 30,830
US 13 NBR
UnknownOver: MD 350
0.87 M E OF GUNBY ROAD, Wicomico, MD
Built 1974 ADT: 4,620
US 13 SBR
UnknownOver: MD 350
0.87 M S OF US 50BU, Wicomico, MD
Built 1974 ADT: 4,620
US 13 BUS
UnknownOver: US 50 BUS
0.25 M W OF WARD STREET, Wicomico, MD
Built 1961 ADT: 18,261
NORFOLK SOUTHERN R
UnknownOver: US 50 BUS
0.71 MILE WEST OF MD 346, Wicomico, MD
Built 1961 ADT: 18,261
US 13 NB
UnknownOver: MD 346
0.34 M E OF PACIFIC AVE, Wicomico, MD
Built 1972 ADT: 3,702
US 13 SBR
UnknownOver: MD 346
0.37 M N of US 50BU, Wicomico, MD
Built 1972 ADT: 3,702
US 13 NBR
UnknownOver: US 50
0.525 M W OF HOBBS ROAD, Wicomico, MD
Built 1973 ADT: 43,981
US 13 SBR
UnknownOver: US 50
0.525 M W OF HOBBS ROAD, Wicomico, MD
Built 1973 ADT: 43,981
W ZION RD
UnknownOver: US 13
0.466 M S OF US 13 BU, Wicomico, MD
Built 1974 ADT: 36,390
JOHNSON RD
UnknownOver: US 13
1.26 MILES NORTH OF MD 12, Wicomico, MD
Built 1975 ADT: 24,770
COULBOURNE MILL RD
UnknownOver: US 13
1.21 MI S OF MD 12, Wicomico, MD
Built 1976 ADT: 23,950
US 13 NBR
UnknownOver: MD 12
0.46 M N OF WILDLIFE LANE, Wicomico, MD
Built 1981 ADT: 9,940
US 13 SBR
UnknownOver: MD 12
0.46 M N OF WILDLIFE LANE, Wicomico, MD
Built 1981 ADT: 9,940
MD 513
UnknownOver: US 13
1.71 M N OF US 13 BUS, Wicomico, MD
Built 1981 ADT: 23,950
US 13 NBR
UnknownOver: MEADOW BRIDGE ROAD
0.52 MI S OF MD 513, Wicomico, MD
Built 1981
US 13 SBR
UnknownOver: MEADOW BRIDGE ROAD
0.52 MI S OF MD 513, Wicomico, MD
Built 1981
US 13 NBR
UnknownOver: US 13 BU NB, NO'FK SO RR
0.43 MILE NORTH OF US 13, Wicomico, MD
Built 1980 ADT: 13,070
US 13 SBR
UnknownOver: US 13 BU NB, NO'FK SO RR
0.43 MILE NORTH OF US 13, Wicomico, MD
Built 1980 ADT: 13,070
US 50 BUS WBR
UnknownOver: US 50
0.25 MILE EAST OF US 50BU, Wicomico, MD
Built 2001 ADT: 18,971
NAYLOR MILL ROAD
UnknownOver: US 50
.455 MILE EAST OF US 50BU, Wicomico, MD
Built 2001 ADT: 18,971
JERSEY ROAD
UnknownOver: US 50
0.894 M E/NAYLOR MILL RD, Wicomico, MD
Built 2001 ADT: 18,971
US 50
UnknownOver: RAMP 'C'
0.11 MILE EAST OF US 13, Wicomico, MD
Built 2001 ADT: 11,420
US RTE 50
UnknownOver: US RTE 13
2.72 MILES N OF MD 346, Wicomico, MD
Built 2001 ADT: 38,793
US RTE 50
UnknownOver: US RTE 13
2.72 MILES N OF MD 346, Wicomico, MD
Built 2001 ADT: 38,793
MD 90
UnknownOver: OCEAN PARKWAY
1.76 MI E OF MD 589, Worcester, MD
Built 1971 ADT: 2,000
MD 346
UnknownOver: MD 90
0.85 MILE EAST OF MD 90, Worcester, MD
Built 1974 ADT: 8,118
MD 90
UnknownOver: MD 589
1.60 MILES E OF US 113, Worcester, MD
Built 1973 ADT: 9,321
MD 90 EBR
UnknownOver: US 50
1.02 MILES W OF MD 346, Worcester, MD
Built 1974 ADT: 13,251
US 113 NBR
UnknownOver: US 50
0.33 MILE EAST OF MD 818, Worcester, MD
Built 1976 ADT: 24,131
US 113 SBR
UnknownOver: US 50
0.33 MILE EAST OF MD 818, Worcester, MD
Built 1976 ADT: 24,131
MD 90
UnknownOver: MD 575
1.7 MILES EAST OF US 113, Worcester, MD
Built 1976 ADT: 1,212
MD 90
UnknownOver: US 113
0.98 MILE SOUTH OF MD 589, Worcester, MD
Built 1976 ADT: 9,692
US 113 NBR
UnknownOver: MD 589
0.004 MILE S OF MD 575A, Worcester, MD
Built 2001 ADT: 9,321
US 113 SBR
UnknownOver: MD 589
0.004 MILE S OF MD 575A, Worcester, MD
Built 2001 ADT: 9,321
BAUMGARDNER ROAD
FairOver: PINEY CREEK
0.12 MI N OF KEYSVILLE RD, Carroll, MD
Built 1925
JAYHAWK RD
FairOver: UNKNOWN CREEK
W OF RECONNAISSANCE ST, Harford, MD
Built 2017 ADT: 100
OLD INGLESIDE AVEN
FairOver: DEAD RUN
200 FT E SECURITY BLVD, Baltimore, MD
Built 1928 Load: 5.0 t ADT: 7,940
TAWES DRIVE
FairOver: BIG ELK CREEK
2 MI. N OF MD RTE 273, Cecil, MD
Built 1860 Load: 7.3 t ADT: 10
PEARRE ROAD
FairOver: SAMS CREEK
WEST OF NEW WINDSOR, Carroll, MD
Built 1908 Load: 8.6 t ADT: 23
BELL MANOR RD
FairOver: CONOWINGO CREEK
0.03 MI N OF OLD CON RD, Cecil, MD
Built 1885 Load: 9.1 t ADT: 136
HIGH BRIDGE ROAD
FairOver: TOWNSEND/CENTREVILLE RR
0.5 MILES EAST OF MD 313, Queen Anne's, MD
Built 1914 Load: 10.0 t ADT: 500
Showing 1,101-1,150 of 5,527 bridges
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.
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 |