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)

CAPE HORN ROAD NOR

Good

Over: UNNAMED STREAM

INT. W/ HARVEY GUMMEL RD, Carroll, MD

Built 2019 Load: 34.0 t ADT: 1,457

ARRINGTON ROAD

Good

Over: PINEY RUN

AT MARRIOTTSVILLE ROAD, Carroll, MD

Built 1958 Load: 36.3 t ADT: 260

ACCESS ROAD

Good

Over: GEORGE'S RUN

0.1 MILE EAST OF MD 30, Carroll, MD

Built 2009 Load: 36.3 t ADT: 3,415

MD 30

Good

Over: INDIAN RUN

0.645 M S OF MD 482, Carroll, MD

Built 2007 Load: 37.2 t ADT: 9,200

ARTERS MILL ROAD

Good

Over: SILVER RUN

0.47 MI N OF MAYBERRY RD, Carroll, MD

Built 1986 Load: 37.6 t ADT: 245

CARROLLTON ROAD

Good

Over: WEST BRANCH PATAPSCO RIV

0.09 MI W OF DUTROW ROAD, Carroll, MD

Built 1978 Load: 37.6 t ADT: 1,697

BIXLER CHURCH ROAD

Good

Over: TRIBUTARY TO BIG PIPE CR

0.21 MI. N. OF MD 496, Carroll, MD

Built 1973 Load: 38.6 t ADT: 694

HOUCKSVILLE ROAD

Good

Over: CSX RAILROAD

1 BLOCK WEST OF MD 30, Carroll, MD

Built 2002 Load: 39.0 t ADT: 4,741

MD 30

Good

Over: TRIB TO EAST BRANCH

1.21 M N OF MD 482, Carroll, MD

Built 2007 Load: 40.8 t ADT: 9,450

MURKLE ROAD

Good

Over: BIG PIPE CREEK

0.41 MILES SOUTH OF MD 97, Carroll, MD

Built 2005 Load: 40.8 t ADT: 377

MD 194

Good

Over: BIG PIPE CREEK

0.64 MILE NORTH OF MD 77, Carroll, MD

Built 2005 Load: 43.1 t ADT: 5,152

GREENMOUNT CHURCH

Good

Over: MURPHY RUN

0.3 MILES EAST OF MD 30, Carroll, MD

Built 2010 Load: 43.1 t ADT: 705

SAMS CREEK ROAD

Good

Over: SAMS CREEK

ON FREDERICK CO LINE, Carroll, MD

Built 1986 Load: 43.5 t ADT: 362

NEWPORT ROAD

Good

Over: GILLIS FALLS

0.09 MI N OF HOWARD CO, Carroll, MD

Built 2001 Load: 43.5 t ADT: 86

MD 86

Good

Over: SOUTH BR GUNPOWDER FALLS

0.97 MI S OF PA LINE, Carroll, MD

Built 2020 Load: 43.7 t ADT: 4,337

BEAR RUN ROAD

Good

Over: BEAR BRANCH

2.2 MI W OF MAYBERRY RD, Carroll, MD

Built 1974 Load: 44.0 t ADT: 397

STONE ROAD

Good

Over: SILVER RUN

0.03 MI NW OF MAYBERRY RD, Carroll, MD

Built 1979 Load: 44.4 t ADT: 626

GOOD INTENT ROAD

Good

Over: LITTLE PIPE CREEK

ON FREDERICK CO LINE, Carroll, MD

Built 1977 Load: 44.4 t ADT: 748

HOFFMAN MILL ROAD

Good

Over: TRIBUTARY EAST OF BRANCH

.91 MI W - HOUCKSVILLE RD, Carroll, MD

Built 1974 Load: 46.3 t ADT: 750

WHITE ROCK ROAD

Good

Over: PINEY RUN

1.07 MILES S OF MD 26, Carroll, MD

Built 2017 Load: 48.0 t ADT: 4,226

RICHARDSON ROAD

Good

Over: BEAR BRANCH

1.37 MILES N OF MD 140, Carroll, MD

Built 1991 Load: 48.5 t ADT: 312

SHEPHERD'S MILL RD

Good

Over: LITTLE PIPE CREEK

JUST E OF UNION BRIDGE, Carroll, MD

Built 2023 Load: 49.9 t ADT: 613

PINEY CREEK ROAD

Good

Over: ALLOWAY CREEK

.7 M N OF BOWERS ROAD, Carroll, MD

Built 1900 Load: 52.2 t ADT: 234

MAYBERRY ROAD

Good

Over: BEAR BRANCH

1.06 MILES N OF MD 140, Carroll, MD

Built 1985 Load: 52.6 t ADT: 762

BOLLINGER ROAD

Good

Over: NORTH MIDDLE RUN

1 MI S OF WESTMNSTR PIKE, Carroll, MD

Built 1974 Load: 54.9 t ADT: 1,836

MD 84

Good

Over: MEADOW BRANCH

1.24 MILE SOUTH OF MD 832, Carroll, MD

Built 2003 Load: 56.2 t ADT: 922

HOOVER MILL ROAD

Good

Over: BIG PIPE CREEK

0.15 MI SW OF EBBVALE RD, Carroll, MD

Built 1984 Load: 56.2 t ADT: 35

MD 30

Good

Over: SHILOH ROAD

2.276 M S OF MD 482, Carroll, MD

Built 2007 Load: 57.1 t ADT: 9,200

EMORY ROAD

Good

Over: DEEP RUN

0.38 MI E OF WESLEY ROAD, Carroll, MD

Built 2000 Load: 59.0 t ADT: 150

MD 97

Good

Over: TUCKERS BRANCH

1.02 M S OF BR NO 0306400, Carroll, MD

Built 1976 Load: 62.6 t ADT: 8,770

UNION BRIDGE ROAD

Good

Over: CHERRY BRANCH

UNION BRIDGE ROAD, Carroll, MD

Built 1990 Load: 62.6 t ADT: 1,034

OLD NEW WINDSOR RD

Good

Over: DICKENSON RUN

0.02 MI S OF NEW WINDSOR, Carroll, MD

Built 1987 Load: 63.0 t ADT: 1,058

MD 496

Good

Over: BIG PIPE CREEK

3.52 MILEI WEST OF MD 30, Carroll, MD

Built 2018 Load: 68.0 t ADT: 3,975

MARRIOTTSVILLE RD

Good

Over: SOUTH BR PATAPSCO RIVER

ON HOWARD COUNTY LINE, Carroll, MD

Built 1986 Load: 68.0 t ADT: 12,255

BLACK ROCK ROAD

Good

Over: SOUTH BRANCH GUNPOWDER F

150 FT N OF TRACEYS MILL, Carroll, MD

Built 2001 Load: 72.6 t ADT: 228

ROCKLAND ROAD

Good

Over: LITTLE PIPE CREEK

0.01 MI N OF ROOPS MIL RD, Carroll, MD

Built 1997 Load: 74.4 t ADT: 89

LAWNDALE ROAD

Good

Over: NORTH BRANCH PATAPSCO RI

0.5 MI. W. EMORY ROAD, Carroll, MD

Built 1995 Load: 74.4 t ADT: 1,582

MD 140

Good

Over: PINEY CREEK

0.85 MI N OF TANEYTOWN, Carroll, MD

Built 1997 Load: 76.6 t ADT: 5,340

CHANDLER DRIVE

Good

Over: BEAVER RUN

87 FT SOUTH OF POOLE ROAD, Carroll, MD

Built 1998 Load: 80.3 t ADT: 825

SKIDMORE ROAD

Good

Over: GILLIS FALLS

.2 MI N OF BRADDOCK RD, Carroll, MD

Built 1988 Load: 83.0 t ADT: 360

BUCHER JOHN ROAD

Good

Over: LITTLE PIPE CREEK

0.02 MI W OF UNION BRIDGE, Carroll, MD

Built 1960 Load: 86.6 t ADT: 1,159

MD 854A

Good

Over: LITTLE MORGAN RUN

1.05 MI N OF BUSHEY RD, Carroll, MD

Built 1976 Load: 99.9 t ADT: 647

FRETER ROAD

Good

Over: PINEY RUN

0.40 MI SOUTH OF MD 26, Carroll, MD

Built 2004 Load: 99.9 t ADT: 806

MAHURON ROAD

Good

Over: UNNAMED STREAM

75 FT. S. OLD WEST. PIKE, Carroll, MD

Built 2008 Load: 99.9 t ADT: 320

UPPER BECKLEYSVILL

Poor

Over: MURPHY RUN

0.05 MI E OF GROSS MIL RD, Carroll, MD

Built 1960 Load: 10.9 t ADT: 1,745

MCKINSTRYS MILL RD

Poor

Over: SAMS CREEK

ON FREDERICK CO LINE, Carroll, MD

Built 1972 Load: 17.2 t ADT: 119

OLD KAYS MILL ROAD

Poor

Over: BEAVER RUN

AT HUGHES ROAD, Carroll, MD

Built 1974 Load: 18.1 t ADT: 209

CARROLLTON ROAD

Poor

Over: EAST BRANCH PATAPSCO RIV

0.59 MI E OF RIDGE ROAD, Carroll, MD

Built 1972 Load: 22.7 t ADT: 590

STONE CHAPEL ROAD

Poor

Over: LITTLE PIPE CREEK

0.10 MI W OF AVONDALE RD, Carroll, MD

Built 1930 Load: 25.8 t ADT: 4,612

HUGHES SHOP ROAD

Poor

Over: BEAR BRANCH

0.025 MI N PLEASANT VA, Carroll, MD

Built 1974 Load: 27.7 t ADT: 152
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.