Carroll County, MD

205 public highway bridges

Carroll County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Carroll County, Maryland contains 205 public highway bridges. Roughly 26.3% are rated “Good,” 64.4% “Fair,” and 5.4% “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.

205
Total Bridges
26.3%
Good
64.4%
Fair
5.4%
Poor Condition

Condition Distribution

Good
26.3% (54)
Fair
64.4% (132)
Poor
5.4% (11)

All Bridges (205)

MD 31

Fair

Over: TURKEYFOOT RUN

1.57 MILE WEST OF MD 852, Carroll, MD

Built 1963 Load: 32.7 t ADT: 5,321

MD 91

Fair

Over: BEAVER RUN

.21 MILE NORTH OF MD 879C, Carroll, MD

Built 1967 Load: 32.7 t ADT: 11,260

MD 97

Fair

Over: PINEY BRANCH

2.42 MI S OF MD 850H, Carroll, MD

Built 1982 Load: 32.7 t ADT: 8,770

DEEP RUN ROAD

Fair

Over: DEEP RUN

0.2 E OLD HANOVER ROAD, Carroll, MD

Built 1978 Load: 32.7 t ADT: 942

HOFFMAN MILL ROAD

Fair

Over: EAST BRANCH PATAPSCO RIV

1 MI W OF HOUCKSVILLE RD., Carroll, MD

Built 1991 Load: 32.7 t ADT: 751

FRIZZELLBURG ROAD

Fair

Over: MEADOW BRANCH

1.07 MILES S OF MD 832, Carroll, MD

Built 1966 Load: 33.6 t ADT: 679

MD 852

Fair

Over: LITTLE PIPE CREEK

0.04 M W OF ADAMS MILL RD, Carroll, MD

Built 1900 Load: 34.0 t ADT: 400

BARTHOLOW ROAD

Fair

Over: LITTLE MORGAN RUN

1.73 MILES N OF MD 32, Carroll, MD

Built 1968 Load: 34.0 t ADT: 4,061

TRACEYS MILL ROAD

Fair

Over: SOUTH BR GUNPOWDER FALLS

0.44 MI, Carroll, MD

Built 1978 Load: 34.5 t ADT: 1,104

MD 77

Fair

Over: BIG PIPE CREEK

1.52 MILE WEST OF MD 194, Carroll, MD

Built 1977 Load: 35.4 t ADT: 841

GRAVE RUN ROAD

Fair

Over: GUNPOWDER FALLS

0.14 MI N OF ROLLER ROAD, Carroll, MD

Built 1970 Load: 36.3 t ADT: 660

MD 97

Fair

Over: SOUTH BRANCH PATAPSCO RI

ON HOWARD CO LINE, Carroll, MD

Built 1973 Load: 36.7 t ADT: 8,770

TWIN ARCH ROAD

Fair

Over: SOUTH BR PATAPSCO RIVER

ON HOWARD COUNTY LINE, Carroll, MD

Built 1900 Load: 36.9 t ADT: 98

SPRINGDALE RD

Fair

Over: LITTLE PIPE CREEK

1.09 MILES N OF MD 31, Carroll, MD

Built 1900 Load: 37.2 t ADT: 457

MAYBERRY ROAD

Fair

Over: BIG PIPE CREEK

0.06 MI N OF UNGER RD, Carroll, MD

Built 1987 Load: 37.6 t ADT: 762

OTTERDALE MILL ROA

Fair

Over: BIG PIPE CREEK

0.25 MI S OF NASBAUM RD, Carroll, MD

Built 1930 Load: 37.6 t ADT: 1,268

CARROLLTON ROAD

Fair

Over: DEEP RUN

0.02 MI W OF LEES MILL RD, Carroll, MD

Built 1960 Load: 37.6 t ADT: 709

MD 75

Fair

Over: LITTLE PIPE CREEK

0.18 MI S OF UNION BRIDGE, Carroll, MD

Built 1922 Load: 39.0 t ADT: 4,051

MD 496

Fair

Over: BR OF BIG PIPE CREEK

3.03 MI E OF MD 97, Carroll, MD

Built 1931 Load: 39.5 t ADT: 4,042

NORTH TANNERY ROAD

Fair

Over: WEST BR PATAPSCO RIVER

0.8 MI W OF GORSUCH ROAD, Carroll, MD

Built 1974 Load: 39.5 t ADT: 200

NAYLORS MILL ROAD

Fair

Over: BIG PIPE CREEK

0.41 MI N OF MD 77, Carroll, MD

Built 1947 Load: 39.9 t ADT: 24

NINER ROAD

Fair

Over: SOUTH BRANCH MIDDLE RUN

0.59 MI N OF MD 32, Carroll, MD

Built 1974 Load: 39.9 t ADT: 756

HAPES MILL ROAD

Fair

Over: BIG PIPE CREEK

1 MI E CROUSE MILL RD, Carroll, MD

Built 1974 Load: 40.4 t ADT: 102

ADAMS MILL ROAD

Fair

Over: LITTLE PIPE CREEK

.03 MI E OF ROOPS MILL RD, Carroll, MD

Built 1974 Load: 40.8 t ADT: 75

MD 850C

Fair

Over: TALBOT BRANCH

0.03 M S OF FRANKLIN RD, Carroll, MD

Built 1931 Load: 41.7 t ADT: 999

MD 27

Fair

Over: MORGAN RUN

1.68 MILE NORTH OF MD 407, Carroll, MD

Built 1922 Load: 42.2 t ADT: 14,091

SAMS CREEK ROAD

Fair

Over: SAMS CREEK

0.2 M S OF MARSTON ROAD, Carroll, MD

Built 1989 Load: 42.6 t ADT: 906

RUNKLES ROAD

Fair

Over: MIDDLE RUN

0.57 MI N OF BOTELER RD, Carroll, MD

Built 1966 Load: 42.6 t ADT: 589

EDEN MILL ROAD

Fair

Over: TUCKERS BRANCH

0.27 MI WEST OF MD 97, Carroll, MD

Built 1969 Load: 42.6 t ADT: 1,535

CLEAR VIEW ROAD

Fair

Over: MEADOW BRANCH

1.15 MILES S OF MD 832, Carroll, MD

Built 1984 Load: 43.5 t ADT: 192

SHILOH ROAD

Fair

Over: EAST BRANCH PATAPSCO RIV

0.05 MI W OF BRODBECK RD, Carroll, MD

Built 1969 Load: 43.5 t ADT: 1,327

GREEN STREET

Fair

Over: MD MIDLAND RAILWAY

WESTMINSTER, MD, Carroll, MD

Built 1923 Load: 43.5 t ADT: 7,436

KEYSVILLE-FREDERIC

Fair

Over: MONOCACY RIVER

ON FRED CO LINE, Carroll, MD

Built 1900 Load: 44.0 t ADT: 260

MD 496

Fair

Over: BEAR BRANCH

0.76 MILE EAST OF MD 97, Carroll, MD

Built 1931 Load: 44.9 t ADT: 4,042

ROOP ROAD

Fair

Over: PINEY CREEK

.7 M SE OF BULLFROG RD, Carroll, MD

Built 1912 Load: 45.4 t ADT: 317

HUGHES ROAD

Fair

Over: BEAVER RUN

0.23 MI WEST OF MD 91, Carroll, MD

Built 1976 Load: 45.4 t ADT: 330

HARNEY ROAD

Fair

Over: PINEY CREEK

0.60 MI N OF MD 140, Carroll, MD

Built 1958 Load: 45.8 t ADT: 2,818

HALTER ROAD

Fair

Over: BIG PIPE CREEK

0.12 MI N OF STUDY RD, Carroll, MD

Built 1966 Load: 46.3 t ADT: 669

COON CLUB ROAD

Fair

Over: EAST BRANCH PATAPSCO RIV

0.15 MI E OF HOUCK RD, Carroll, MD

Built 1964 Load: 46.7 t ADT: 2,650

MD 832

Fair

Over: BIG PIPE CREEK

1.02 MILE NORTH OF MD 140, Carroll, MD

Built 1929 Load: 47.2 t ADT: 1,662

BUCKHORN ROAD

Fair

Over: BUCKHORN RUN

0.75 MI E OF FRETER ROAD, Carroll, MD

Built 1952 Load: 47.2 t ADT: 694

BRANGELS ROAD

Fair

Over: PINEY RUN

0.55 MI E OF ARRINGTON RD, Carroll, MD

Built 1974 Load: 48.5 t ADT: 3,125

MD 482

Fair

Over: CSX TRANSPORTATION

0.151 MILE WEST OF MD 20, Carroll, MD

Built 1982 Load: 49.4 t ADT: 8,632

MD 854B

Fair

Over: MORGAN RUN

3.63 MILE SOUTH OF MD 32, Carroll, MD

Built 1983 Load: 49.4 t ADT: 1,970

MD 194

Fair

Over: PINEY CREEK

.61 MILE SOUTH OF MD 194E, Carroll, MD

Built 1958 Load: 51.2 t ADT: 4,982

CROUSE MILL ROAD

Fair

Over: BIG PIPE CREEK

.15 MI S OF SHARRETT ROAD, Carroll, MD

Built 1976 Load: 51.7 t ADT: 668

WOODBINE ROAD

Fair

Over: SOUTH BRANCH PATAPSCO RI

ON HOWARD CO LINE, Carroll, MD

Built 1976 Load: 52.6 t ADT: 8,182

GREEN MILL ROAD

Fair

Over: BEAVER RUN

1.02 MILES SW OF MD 140, Carroll, MD

Built 1976 Load: 53.5 t ADT: 1,291

MD 26

Fair

Over: LIBERTY RESERVOIR

1.04 M W OF BALTO CO LINE, Carroll, MD

Built 1954 Load: 54.0 t ADT: 20,192

MD 852H

Fair

Over: WEST BRANCH PATAPSCO RIV

0.02 MILE WEST OF MD 852G, Carroll, MD

Built 1911 Load: 54.9 t ADT: 999
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.