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: I95 NB
MILEPOST 59.9, Baltimore city, MD
Over: US 40 (PULASKI HWY)
IS 95 @ US RTE 40, Baltimore city, MD
Over: US 40 (PULASKI HWY)
IS 95 @ US RTE 40, Baltimore city, MD
Over: IS 95 NB
MILEPOST 0.6 I395@I95NB, Baltimore city, MD
Over: IS-95 NB
MP 0.8 I395 RAMPH@I95 NB, Baltimore city, MD
Over: Russell Street
MP 3.6, Baltimore city, MD
Over: RUSSELL STREET
BWPKWY/RUSSELL ST @ I395, Baltimore city, MD
Over: I-395 SB
MP4.0 @ I395 SB & HAMBURG, Baltimore city, MD
Over: PATAPSCO AVENUE
Milepost M7.0, Baltimore city, MD
Over: POTEE STREET
MILEPOST 7.1, Baltimore city, MD
Over: HANOVER STREET
MILEPOST 7.2, Baltimore city, MD
Over: FRANKFURST AVENUE
Milepost M8.0, Baltimore city, MD
Over: CITY STREETS,B&O,PA RR
CANTON VIADUCT, Baltimore city, MD
Over: S PONCA ST, RR
MILEPOST 10.3, Baltimore city, MD
Over: O'DONNELL STREET
Milepost M11.8, Baltimore city, MD
Over: IS 895
Milepost M12.4, Baltimore city, MD
Over: IS 895
Milepost M12.5, Baltimore city, MD
Over: IS 895
Milepost M12.6, Baltimore city, MD
Over: IS 895
Milepost M12.7, Baltimore city, MD
Over: LOMBARD STREET
Milepost M12.9, Baltimore city, MD
Over: IS 895
Milepost M13.3, Baltimore city, MD
Over: IS 895
Milepost M13.3, Baltimore city, MD
Over: IS 895
Milepost M13.4, Baltimore city, MD
Over: IS 895
Milepost M13.5, Baltimore city, MD
Over: IS 895
0.62 MI S OF IS 95, Baltimore city, MD
Over: IS 895
Milepost M14.4, Baltimore city, MD
Over: MD 695
0.74 MI N OF CHEMICAL RD, Baltimore city, MD
Over: MD 260
1.46 MILE EAST OF MD 778, Calvert, MD
Over: MD 4
0.12 M S OF AA/CAL LINE, Calvert, MD
Over: MD 313
0.77 MILE SOUTH OF MD 317, Caroline, MD
Over: MD 313
0.77 MILE SOUTH OF MD 317, Caroline, MD
Over: MD 404
.39 MI. W. OF MD 313, Caroline, MD
Over: MARKET STREET
0.46 MI W OF MD 404 BU, Caroline, MD
Over: MARKET STREET
0.46 MI W OF MD 404 BU, Caroline, MD
Over: MD 27
0.27 MI N OF FREDERICK CO, Carroll, MD
Over: MD 27
0.04 MI E OF FREDERICK CO, Carroll, MD
Over: MD MID RR,MD 27, WEST BR
0.51 M S OF HAHN ROAD, Carroll, MD
Over: MD 97
2.32 M N OF MALCOLM DRIVE, Carroll, MD
Over: MD 97
2.32 M N OF MALCOLM DRIVE, Carroll, MD
Over: RICHARDSON ROAD
2.69 MI N OF MD 832, Carroll, MD
Over: MD 97
1.92 M S OF BARTHOLOW RD, Carroll, MD
Over: MD 30
HOUCKSVILLE RD OVER MD 30, Carroll, MD
Over: IS 95
MILEPOST 93.4, Cecil, MD
Over: MD 824
Milepost M93.8, Cecil, MD
Over: IS 95
MILEPOST 95.2, Cecil, MD
Over: I-95
0.02 MI N OF BELVIDERE RD, Cecil, MD
Over: IS 95
MILEPOST 96.0, Cecil, MD
Over: RED TOAD ROAD
Milepost M97.9, Cecil, MD
Over: RED TOAD ROAD
Milepost M97.9, Cecil, MD
Over: IS 95
MILEPOST 100.0, Cecil, MD
Showing 501-550 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.