Montgomery County, MD
522 public highway bridges
Montgomery County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Montgomery County, Maryland contains 522 public highway bridges. Roughly 33% are rated “Good,” 46.7% “Fair,” and 4.6% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.
Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (522)
NEEDWOOD ROAD
FairOver: ROCK CREEK
.6 MI W OF MUNCASTER MILL, Montgomery, MD
KEMP MILL ROAD
FairOver: TRIBUTARY TO NORTHWEST B
200 FT S OF GLENALLAN AVE, Montgomery, MD
MD 121
FairOver: LITTLE SENECA LAKE
0.39 MILE NORTH OF MD 117, Montgomery, MD
IS 495
FairOver: Clara Barton Parkway EB
0.34 MILE EAST OF VA LINE, Montgomery, MD
IS 495
FairOver: CEDAR LANE
0.65 MILE EAST OF MD 355, Montgomery, MD
JONES MILL ROAD
FairOver: ROCK CREEK
0.1 MI S FORSYTHE AVENUE, Montgomery, MD
DAYTON STREET
FairOver: TRIBUTARY TO SLIGO CREEK
825 FEET EAST OF MD 97, Montgomery, MD
LITTLE FALLS PARKW
FairOver: WILLET BRANCH
0.1 MI N DORSET AVE, Montgomery, MD
FLOWER AVENUE
FairOver: SLIGO CREEK
0.28 MI SE OF MONT CO, Montgomery, MD
MD 182
FairOver: BUCKHORN BR
1.345 M S OF MD 28, Montgomery, MD
EAST GUDE DRIVE (W
FairOver: CSXT RR & WMATA METRO
0.1 MI EAST OF MD 355, Montgomery, MD
BEACH DRIVE
FairOver: ROCK CREEK
0.5 MI S OF JCT SR 547, Montgomery, MD
BONIFANT ROAD
FairOver: NORTHWEST BRANCH
0.6 MILES EAST OF MD 182, Montgomery, MD
BERRYVILLE RD
FairOver: SENECA CREEK TRIB
1 MI N OF JCT SR 112, Montgomery, MD
GREENWAY DRIVE
FairOver: LITTLE FALLS BRANCH
0.1 MI SOUTH OF MD 190, Montgomery, MD
GEORGE WASHINGTON
FairOver: TRIBUTARY TO NORTH BRANC
.5 MI NORTH OF MD-200, Montgomery, MD
BEACH DRIVE
FairOver: ROCK CREEK
1.3 MI SOUTH OF MD 547, Montgomery, MD
IS 270
FairOver: GR SENECA CR & GAME PRE
1.17 MILES N OF MD 124, Montgomery, MD
RIVER ROAD
FairOver: SENECA CREEK
0.5 MI W OF SENECA ROAD, Montgomery, MD
GLEN MILL ROAD
FairOver: PINEY BRANCH
0.6 MI N OF GLEN RD., Montgomery, MD
MOUTH OF MONOCACY
FairOver: CSXT RAILROAD
0.9 MILES WEST OF MD 28, Montgomery, MD
RIFFLE FORD ROAD
FairOver: GREAT SENECA CREEK
1.8 MILES EAST OF MD 118, Montgomery, MD
REDLAND ROAD
FairOver: CSXT RR & WMATA METRO
0.2 MI E OF MD RTE 355, Montgomery, MD
CHANDLEE MILL ROAD
FairOver: JAMES CREEK
0.4 MI S OF GOLD MINE RD, Montgomery, MD
KENT STREET
FairOver: SILVER CREEK
0.1 MI E KENSINGTON PKWY, Montgomery, MD
AIRPARK ROAD
FairOver: TRIBUTARY TO ROCK CREEK
0.6 MI NE OF JCT MD 115, Montgomery, MD
KENDALE ROAD
FairOver: KEN BRANCH
0.4 MI NORTH OF MD 191, Montgomery, MD
MD 185
FairOver: PROPOSED ROADWAY
0.92 MILE SOUTH OF MD 97, Montgomery, MD
MD 117
FairOver: GREAT SENECA CREEK
1.82 MILES EAST OF MD 118, Montgomery, MD
PARTNERSHIP RD
FairOver: RUSSELL BRANCH
1.2 MI S OF JCT SR 107, Montgomery, MD
SCOTT DRIVE
FairOver: WATTS BRANCH
0.1 MI W OF WOOTTON PKWY, Montgomery, MD
MD 191
FairOver: CABIN JOHN CREEK
0.96 MILE SOUTH OF IS 495, Montgomery, MD
IS 270
FairOver: MIDDLEBROOK ROAD
0.77 MILE SOUTH OF MD 118, Montgomery, MD
IS 495
FairOver: POTOMAC RIVER
ON VIRGINIA LINE, Montgomery, MD
AMBLESIDE DRIVE
FairOver: WATTS BRANCH
0.6 MI NORTH OF GLEN ROAD, Montgomery, MD
US 29 NB
FairOver: PAINT BRANCH
0.87 MILE NORTH OF MD 650, Montgomery, MD
US 29 SB
FairOver: PAINT BRANCH
0.87 MILE NORTH OF MD 650, Montgomery, MD
RANDOLPH ROAD (EB)
FairOver: ROCK CREEK
1.5 MILES EAST OF MD 355, Montgomery, MD
SEVEN LOCKS ROAD
FairOver: CABIN JOHN CREEK
0.1 MI S OF JCT SR MD 190, Montgomery, MD
IS 495
FairOver: SEVEN LOCKS RD
0.59 MILE EAST OF MD 190, Montgomery, MD
SHADY GROVE ROAD
FairOver: MILL CREEK
1.1 MI SOUTH OF MD 115, Montgomery, MD
DECOVERLY DRIVE
FairOver: TRIBUTARY TO MUDDY BRANC
0.7 MILES NORTH OF MD 28, Montgomery, MD
MONROE STREET
FairOver: TRUCK STREET
0.16 MI NORTH OF MD 28, Montgomery, MD
MD 185
FairOver: CSX TRANS.
0.10 MILE NORTH OF MD 547, Montgomery, MD
CASHELL ROAD
FairOver: WILLIAMSBURG RUN
0.9 MI S OF BOWIE MILL RD, Montgomery, MD
MD 320
FairOver: SLIGO CREEK
0.69 MILE SOUTH OF MD 193, Montgomery, MD
LITTLE FALLS PARKW
FairOver: WILLET BRANCH
0.1 MI N DORSET AVE, Montgomery, MD
MD 119
FairOver: SHADY BRANCH
0.3 M S OF SAM EIG HWY, Montgomery, MD
IS 495X NB
FairOver: CABIN JOHN CREEK
0.11 MILE NORTH OF GV 6, Montgomery, MD
IS 495 RAMP 'E'
FairOver: KENSINGTON PKWY
0.19 MI E OF MD 185, Montgomery, MD
Read our methodology - how this data is sourced, computed, and verified.
Related
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.