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: MD 25, JONES FALLS
0.2 MILE SOUTH OF MD 133, Baltimore, MD
Over: MD 25, JONES FALLS
0.2 MILE SOUTH OF MD 133, Baltimore, MD
Over: IS 83
2.2 MILES SOUTH OF MD 137, Baltimore, MD
Over: BELFAST ROAD
1.10 MI S OF COLD BOT RD, Baltimore, MD
Over: QUAKER BOTTOM ROAD
AT IS 83, Baltimore, MD
Over: QUAKER BOTTOM ROAD
AT IS 83, Baltimore, MD
Over: THORNTON MILL ROAD
AT IS 83, Baltimore, MD
Over: THORNTON MILL ROAD
AT IS 83, Baltimore, MD
Over: SHAWAN ROAD EBR
AT IS 83, Baltimore, MD
Over: SHAWAN ROAD EBR
AT IS 83, Baltimore, MD
Over: IS 83
1.21 MI N OF WARREN RD, Baltimore, MD
Over: PADONIA ROAD
AT IS 83, Baltimore, MD
Over: TIMONIUM ROAD
AT IS 83, Baltimore, MD
Over: TIMONIUM ROAD
AT IS 83, Baltimore, MD
Over: IS 83
0.32 MILE NORTH OF IS 695, Baltimore, MD
Over: OLD PIMLICO ROAD
AT IS 83, Baltimore, MD
Over: OLD PIMLICO ROAD
AT IS 83, Baltimore, MD
Over: MD 139
0.38 MILE SOUTH OF IS 695, Baltimore, MD
Over: IS 83
0.26 MI W OF MD 25, Baltimore, MD
Over: MD 700
0.09 M S OF BAKER AVENUE, Baltimore, MD
Over: MD 150
0.10 MI N OF MD 718, Baltimore, MD
Over: MD 150
0.10 MI N OF MD 718, Baltimore, MD
Over: US 40
.82 M E OF ROSSVILLE BLVD, Baltimore, MD
Over: IS 695
0.44 M N OF AA CO LINE, Baltimore, MD
Over: IS 695
0.20 MI E OF MD 891, Baltimore, MD
Over: IS 695
1.40 MI N OF US 1, Baltimore, MD
Over: BENSON AVENUE
0.18 MI S OF US 1, Baltimore, MD
Over: US 1, AMTRAK, LEEDS AVE
0.88 MILE NORTH OF IS 95, Baltimore, MD
Over: LEEDS AVE & HERBERT RUN
0.92 MILES N OF I-95, Baltimore, MD
Over: IS 695
0.43 MILE NORTH OF US 1, Baltimore, MD
Over: MD 372
0.32 M E OF PARADISE AVE, Baltimore, MD
Over: IS 695
1.24 MILE NORTH OF MD 372, Baltimore, MD
Over: EDMONDSON AVENUE
0.48 MI N OF MD 144, Baltimore, MD
Over: INGLESIDE AVENUE
0.48 MI S OF US 40, Baltimore, MD
Over: US 40(BALTO NAT'L PIKE)
1.23 MI N OF MD 144, Baltimore, MD
Over: IS 695
0.86 MILE NORTH OF US 40, Baltimore, MD
Over: RAMPS 'C' & 'G'
AT IS 695, Baltimore, MD
Over: RAMPS 'C' & 'G'
AT IS 695, Baltimore, MD
Over: IS 70 RAMPS 'B' & 'F'
AT IS 695, Baltimore, MD
Over: IS 70 RAMPS 'B' & 'F'
AT IS 695, Baltimore, MD
Over: IS 695
0.46 MILE SOUTH OF MD 122, Baltimore, MD
Over: IS 695
2.89 MI E OF HOWARD CO, Baltimore, MD
Over: IS 695 RAMP 'J'
0.39 MI N OF IS 70, Baltimore, MD
Over: MD 122(SEC BLVD) RAMP M
0.39 MI N OF IS 70, Baltimore, MD
Over: MD 122 (SECURITY BL'VD)
0.03 MILE WEST OF IS 695, Baltimore, MD
Over: MD 122(SECURITY BLVD)
0.8 M W OF GWYNN OAK AVE, Baltimore, MD
Over: IS 695 RAMP 'P'
0.45 MI N OF IS 70, Baltimore, MD
Over: DOGWOOD ROAD
1.11 MI N OF IS 70, Baltimore, MD
Over: IS 695
1.11 MILES SOUTH OF MD 26, Baltimore, MD
Over: MD 26
0.18 M E OF CORONADO ROAD, Baltimore, MD
Showing 201-250 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.