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.

310
Total Bridges
28.4%
Good
37.1%
Fair
5.8%
Poor Condition

Condition Distribution

Good
28.4% (88)
Fair
37.1% (115)
Poor
5.8% (18)

All Bridges (310)

MD 32, CD'S, CO RD

Fair

Over: GUILFORD BRANCH

0.418 MILE SOUTH OF US 1, Howard, MD

Built 1983 Load: 32.7 t ADT: 66,020

FOLLY QUARTER RD

Fair

Over: MIDDLE PATUXENT RIVER

2.7 MI S OF MD RTE 144, Howard, MD

Built 1922 Load: 32.7 t ADT: 3,489

BUSHY PARK ROAD

Fair

Over: CATTAIL CREEK

0.1 MI W CARRS MILL RD, Howard, MD

Built 1970 Load: 32.7 t ADT: 317

FREDERICK ROAD

Fair

Over: LITTLE PATUXENT RIVER

0.5 MI E CENTENNIAL LANE, Howard, MD

Built 1930 Load: 32.7 t ADT: 10,927

OLD COLUMBIA ROAD

Fair

Over: MIDDLE PATUXENT RIVER

0.01 MI E OF US RTE 29, Howard, MD

Built 1920 Load: 32.7 t ADT: 3,484

PRICE MANOR WAY

Fair

Over: HAMMOND BRANCH

0.18 MI N OF FULTON RD, Howard, MD

Built 1969 Load: 32.7 t ADT: 100

US 29 NB

Fair

Over: LITTLE PATUXENT RIVER

1.62 MILES S OF MD 175, Howard, MD

Built 1971 Load: 33.1 t ADT: 73,292

CARROLL MILL ROAD

Fair

Over: MIDDLE PATUXENT RIVER

0.4 MI W OF FOLLY QUARTER, Howard, MD

Built 1975 Load: 34.9 t ADT: 1,346

I-895 SB

Fair

Over: B&O RR,COUNTY ROADS

Milepost 0.7, Howard, MD

Built 1972 Load: 34.9 t ADT: 6,015

US 1

Fair

Over: DORSEY RUN

0.04 MILE S OF MD 958P, Howard, MD

Built 1929 Load: 35.8 t ADT: 21,992

MD 32 WBR

Fair

Over: MIDDLE PATUXENT RIVER

0.89 MILE NORTH OF US 29, Howard, MD

Built 1985 Load: 35.8 t ADT: 48,061

RIVER ROAD

Fair

Over: TRIBUTARY OF PATAPSCO RI

PATAPSCO VALLEY ST PARK, Howard, MD

Built 1997 Load: 35.8 t ADT: 100

US 1

Fair

Over: BRANCH OF DORSEY RUN

1.03 MILES S OF MD 958P, Howard, MD

Built 1929 Load: 36.3 t ADT: 21,992

MD 94

Fair

Over: CABIN BRANCH

1.03 MILES N OF MONT CO, Howard, MD

Built 1970 Load: 36.3 t ADT: 3,022

US 29 SB

Fair

Over: MIDDLE PATUXENT RIVER

1.05 MILES SOUTH OF MD 32, Howard, MD

Built 1970 Load: 36.7 t ADT: 52,913

MD 97

Fair

Over: CATTAIL CREEK

1.31 MILES N OF MONT CO, Howard, MD

Built 1927 Load: 36.7 t ADT: 13,200

IS 95 SB

Fair

Over: LITTLE PATUXENT RIVER

0.46 MILE SOUTH OF MD 32, Howard, MD

Built 1971 Load: 37.2 t ADT: 104,355

I-895 NB

Fair

Over: B&O RR,COUNTY ROADS

Milepost 0.7, Howard, MD

Built 1972 Load: 37.2 t ADT: 7,203

MD 108

Fair

Over: MIDDLE PATUXENT RIVER

2.02 MILES EAST OF MD 216, Howard, MD

Built 1985 Load: 38.1 t ADT: 19,870

US 1

Fair

Over: BEALMEAR BRANCH

0.46 MILE NORTH OF MD 100, Howard, MD

Built 1929 Load: 39.0 t ADT: 35,932

IS 95 NB

Fair

Over: CSX TRANSPORTATION

0.75 M N OF GUILFORD ROAD, Howard, MD

Built 1970 Load: 39.9 t ADT: 187,920

IS 95 SB

Fair

Over: CSX TRANSPORTATION

0.75 M N OF GUILFORD ROAD, Howard, MD

Built 1970 Load: 39.9 t ADT: 187,920

OLD COLUMBIA PIKE

Fair

Over: TIBER HUDSON BRANCH

0.01 MI E OF MAIN STREET, Howard, MD

Built 1997 Load: 39.9 t ADT: 5,887

COLUMBIA ROAD

Fair

Over: RED HILL BRANCH

0.4 MI N OF MD RTE 108, Howard, MD

Built 1986 Load: 39.9 t ADT: 4,946

MD 175 EB

Fair

Over: LITTLE PATUXENT RIVER

0.27 MILE NORTH OF US 29, Howard, MD

Built 1974 Load: 40.4 t ADT: 47,121

CENTENNIAL LANE

Fair

Over: CLARKS CREEK

0.3 MI N MD RTE 108, Howard, MD

Built 1987 Load: 40.4 t ADT: 9,265

MD 103

Fair

Over: DEEP RUN

0.89 MILE SOUTH OF US 1, Howard, MD

Built 1937 Load: 40.8 t ADT: 8,191

MD 175 RAMP 'H'

Fair

Over: LITTLE PATUXENT RIVER

0.27 MI S OF US 29, Howard, MD

Built 1970 Load: 41.3 t ADT: 1,170

LEISHEAR ROAD

Fair

Over: HAMMOND BRANCH

0.2 MI N OF MD RTE 216, Howard, MD

Built 1969 Load: 41.3 t ADT: 7,344

MINK HOLLOW ROAD

Fair

Over: PATUXENT RIVER

HOWARD-MONTGOMERY CO LINE, Howard, MD

Built 1908 Load: 41.7 t ADT: 1,209

MD 94

Fair

Over: PATUXENT RIVER

ON MONTGOMERY CO LINE, Howard, MD

Built 1990 Load: 42.2 t ADT: 3,022

BROCCOLINO WAY

Fair

Over: UNNAMED STREAM

1/8 MI S OF TRIADELPHIA R, Howard, MD

Built 2007 Load: 42.2 t ADT: 50

FONT HILL DRIVE

Fair

Over: BR. LITTLE PATUXENT RIVE

AT FONT HILL PARK, Howard, MD

Built 1969 Load: 43.5 t ADT: 3,293

US 29 NB

Fair

Over: MIDDLE PATUXENT RIVER

1.05 MILES SOUTH OF MD 32, Howard, MD

Built 1951 Load: 44.4 t ADT: 52,913

SNOWDEN RIVER PARK

Fair

Over: ROBERT FULTON DRIVE

1.0 MI S OF MD RTE 175, Howard, MD

Built 1975 Load: 44.4 t ADT: 35,944

MD 32 EB

Fair

Over: CSX TRANSPORTATION

ON ANNE ARUNDEL CO LINE, Howard, MD

Built 1983 Load: 44.9 t ADT: 65,902

SHEPPARD LANE

Fair

Over: MIDDLE PATUXENT RIVER

1.3 MI N OF MD RTE 108, Howard, MD

Built 1983 Load: 44.9 t ADT: 3,124

MD 216

Fair

Over: PATUXENT RIVER

ON PRINCE GEORGES CO LINE, Howard, MD

Built 1960 Load: 45.4 t ADT: 24,762

IS 95 SB

Fair

Over: STANSFIELD RD

0.50 MI N OF PG CO, Howard, MD

Built 1970 Load: 45.4 t ADT: 186,040

MD 175 WB & RMP B

Fair

Over: LITTLE PATUXENT RIVER

0.27 MILE NORTH OF US 29, Howard, MD

Built 1970 Load: 45.8 t ADT: 47,121

DUNLOGGIN ROAD

Fair

Over: PLUMTREE BRANCH

0.5 MI W OF ST JOHNS LANE, Howard, MD

Built 1965 Load: 45.8 t ADT: 1,621

IS 95 NB

Fair

Over: MIDDLE PATUXENT RIVER

0.18 MILE NORTH OF IS 95I, Howard, MD

Built 1970 Load: 46.7 t ADT: 186,750

IS 95 NB

Fair

Over: LITTLE PATUXENT RIVER

0.46 MILE SOUTH OF MD 32, Howard, MD

Built 1971 Load: 46.7 t ADT: 104,355

IS 70 RAMP 3

Fair

Over: TERRAPIN BRANCH

0.02 MILE WEST OF MD 32, Howard, MD

Built 1972 Load: 46.7 t ADT: 1,889

WOODLAND ROAD

Fair

Over: BRANCH OF LITTLE PATUXEN

0.01 MI N MD RTE 108, Howard, MD

Built 1935 Load: 46.7 t ADT: 3,512

MD 32 WB

Fair

Over: CSX TRANSPORTATION

ON ANNE ARUNDEL CO LINE, Howard, MD

Built 1983 Load: 48.5 t ADT: 65,902

IS 95 SB

Fair

Over: MIDDLE PATUXENT RIVER

0.18 MILE NORTH OF IS 95I, Howard, MD

Built 1970 Load: 49.0 t ADT: 186,750

US 1 NB

Fair

Over: LITTLE PATUXENT RIVER

0.38 MILE SOUTH OF MD 32, Howard, MD

Built 1955 Load: 49.4 t ADT: 19,773

US 29 SB

Fair

Over: LITTLE PATUXENT RIVER

1.62 MILES S OF MD 175, Howard, MD

Built 1950 Load: 49.9 t ADT: 73,292

TOWN & COUNTRY BOU

Fair

Over: SUCKER BRANCH

0.05 MI OF RODGERS AVE, Howard, MD

Built 1966 Load: 49.9 t ADT: 10,030
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainBridges

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.