Montgomery County, MD
522 public highway bridges
Montgomery County Bridge Snapshot
Montgomery County, Maryland contains 522 public highway bridges in the FHWA National Bridge Inventory. Roughly 33% are rated “Good,” 46.7% “Fair,” 4.6% “Poor,” and 4.6% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.
Inspections in MD are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.
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
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |