Howard County, MD
310 public highway bridges
Howard County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Howard County, Maryland contains 310 public highway bridges. Roughly 28.4% are rated “Good,” 37.1% “Fair,” and 5.8% “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 (310)
IS 70 EB
FairOver: TRANS CONT PIPE LINE
0.35 MILE EAST OF US 40, Howard, MD
MAYFIELD AVENUE
FairOver: DEEP RUN
0.2 MI W OF MD RTE 103, Howard, MD
WATERSVILLE ROAD
FairOver: HAY MEADOW BRANCH
1 MI N OLD FREDERICK RD, Howard, MD
IS 70 WB
FairOver: TRANS CONT PIPE LINE
0.35 MILE EAST OF US 40, Howard, MD
US 40
FairOver: Little Patuxent River
0.49 M W OF DOGWOOD DRIVE, Howard, MD
MD 175
FairOver: CSX RR
ON ANNE ARUNDEL CO LINE, Howard, MD
DORSEY RUN ROAD
FairOver: DORSEY RUN
0.5 MI S OF MD RTE 175, Howard, MD
MD 175 NB
FairOver: CO RTES 2035 & 2036
0.5 MILE NORTH OF MD 108, Howard, MD
MD 175 SB
FairOver: CO RTES 2035 & 2036
0.5 MILE NORTH OF MD 108, Howard, MD
US 1
FairOver: CSX TRANS.
0.85 MILE NORTH OF MD 32, Howard, MD
CRADLEROCK WAY
FairOver: UNNAMED STREAM
0.4 MI E BROKENLAND PKWY, Howard, MD
MD 108 EB
FairOver: LITTLE PATUXENT RIVER
0.55 MILE WEST OF US 29, Howard, MD
MD 108 WB
FairOver: LITTLE PATUXENT RIVER
0.55 MILE WEST OF US 29, Howard, MD
FOLLY QUARTER ROAD
FairOver: TRIBUTARY TO MIDDLE PATU
1.2 MI S OF MD RTE 144, Howard, MD
ATHOL AVENUE
FairOver: UNNAMED STREAM
0.3 MI E OF LOUDON AVE, Howard, MD
LAKESIDE DRIVE
FairOver: TRIB. TO PATUXENT RIVER
0.2 MI W OF NICHOLS DRIV, Howard, MD
OLD ANNAPOLIS ROAD
FairOver: LITTLE PATUXENT RIVER
0.04 MI W CO 76 & MD 108, Howard, MD
MULLINIX MILL ROAD
FairOver: PATUXENT RIVER
1.2 MI W OF MD 94, Howard, MD
IS 95 NB
FairOver: STANSFIELD RD
0.50 MI N OF PG CO, Howard, MD
MD 144A
FairOver: BR OF MIDDLE PATUXENT RI
1.5 MILES WEST OF US 32, Howard, MD
MD 32 WB
FairOver: LITTLE PATUXENT RIVER
0.23 M S OF SHAKER DRIVE, Howard, MD
US 29
FairOver: HAMMOND BRANCH
0.73 MILE NORTH OF MD 216, Howard, MD
LOUDON AVENUE
FairOver: UNNAMED STREAM
1.5 MI EAST OF RTE 1, Howard, MD
RIDINGS WAY
FairOver: UNNAMED STREAM
0.4 Mile West of MD 1, Howard, MD
US 1
FairOver: DEEP RUN
0.56 MILE NORTH OF MD 175, Howard, MD
US 1 SB
FairOver: LITTLE PATUXENT RIVER
0.38 MILE SOUTH OF MD 32, Howard, MD
MD 32
FairOver: BR OF PATAPSCO RIVER
0.49 MILE S OF MD 851F, Howard, MD
US 1 NBR
FairOver: RACE TRACK RD
0.06 MI N OF PG CO LINE, Howard, MD
IS 95 & RAMPS 2 &
FairOver: HAMMOND BRANCH
0.38 MILE NORTH OD MD 216, Howard, MD
IS 70 RAMP 6
FairOver: TERRAPIN BRANCH
0.06 MILE WEST OF MD 32, Howard, MD
MD 99
FairOver: DAVIS BRANCH
0.4 M E OF TAYLOR FARM RD, Howard, MD
MD 108
FairOver: CRICKET CREEK
0.85 MILE WEST OF MD 32, Howard, MD
MD 32
FairOver: BR OF TERRAPIN BRANCH
0.10 MILE SOUTH OF IS 70, Howard, MD
MD 100
FairOver: BR OF DEEP RUN
0.83 MILE EAST OF MD 104, Howard, MD
US 29 RAMPS I(7) &
FairOver: BEAVER RUN
0.67 MIle North OF MD 32, Howard, MD
MD 32
FairOver: CRICKET CREEK
0.88 MILE SOUTH OF MD 108, Howard, MD
MD 175
FairOver: BR OF LITTLE PATUXENT RI
2.1 MILE NORTH OF MD 108, Howard, MD
OAKLAND MILLS ROAD
FairOver: ELKHORN BRANCH OF LITTLE
1.0 M N Snowden River Pkw, Howard, MD
FREDERICK ROAD
FairOver: PLUMTREE BRANCH
1.0 MI W. OF MD RTE 29, Howard, MD
TAMAR DRIVE
FairOver: DORSEY RUN
0.1 MI W OF OLD MONGOMER, Howard, MD
SUMMER CLOUD WAY
FairOver: DORSEY RUN
0.3 MI W OF MD RTE 108, Howard, MD
NORTH CHATHAM LANE
FairOver: UNNAMED STREAM
AT PAULSKIRK DRIVE, Howard, MD
LITTLE PATUXENT PA
FairOver: WILDE LAKE BRANCH
0.2 MI N OF GOV WARFIELD, Howard, MD
BUCKSKIN LAKE DRIV
FairOver: BENSON BRANCH
.01 MI S FOLLY QUARTER RD, Howard, MD
MAPLE LAWN BOULEVA
FairOver: TRIBURATY TO HAMMOND BRA
700 FT S OF J HOPKINS RD, Howard, MD
MAPLE LAWN BOULEVA
FairOver: HAMMOND BRANCH
1000 FT S OF J HOPKINS RD, Howard, MD
AMBERWOODS WAY
FairOver: TRIB S BR PATAPSCO RIVER
1000 FT WEST OF MD 32, Howard, MD
COVENTRY MEADOWS D
FairOver: TRIB S BR PATAPSCO RIVER
2500' W of Sykesville Rd, Howard, MD
HIGH STEPPER TRAIL
FairOver: TRIB S BR PATAPSCO RIVER
1000 ft East of River Rd, Howard, MD
HUNT VALLEY DRIVE
FairOver: TRIBUTARY TO LITTLE CATT
1000' S of Union Chapel, Howard, 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.