Frederick County, MD

491 public highway bridges

Frederick County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Frederick County, Maryland contains 491 public highway bridges. Roughly 38.9% are rated “Good,” 40.3% “Fair,” and 2.6% “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.

491
Total Bridges
38.9%
Good
40.3%
Fair
2.6%
Poor Condition

Condition Distribution

Good
38.9% (191)
Fair
40.3% (198)
Poor
2.6% (13)

All Bridges (491)

MD 26

Fair

Over: BRANCH OF LINGANORE CREE

0.58 M W ALBAUGH ROAD, Frederick, MD

Built 1950 Load: 32.7 t ADT: 5,272

MD 550

Fair

Over: FRIENDS CREEK

0.15 M S OF BENTZEL ROAD, Frederick, MD

Built 1981 Load: 32.7 t ADT: 7,861

LEGORE BRIDGE ROAD

Fair

Over: MONOCACY RIVER

3 MI N OF WOODSBORO, Frederick, MD

Built 1903 Load: 32.7 t ADT: 2,045

PARK MILLS ROAD

Fair

Over: BENNETT CREEK

2.75 MI SOUTH OF MD 80, Frederick, MD

Built 1965 Load: 32.7 t ADT: 674

KEY PARKWAY

Fair

Over: ROCK CREEK

500' W OF WILLOWDALE DR., Frederick, MD

Built 1990 Load: 32.7 t ADT: 3,560

COLLEGE AVENUE

Fair

Over: CARROLL CREEK FLOODPLAIN

0.2 MI NORTH OF MD 144, Frederick, MD

Built 1992 Load: 32.7 t ADT: 1,652

NORTH McCAIN DRIVE

Fair

Over: ROCK CREEK

0.2 MI. NORTH OF US 40, Frederick, MD

Built 1996 Load: 32.7 t ADT: 9,790

CHRISTOPHERS CROSS

Fair

Over: EDISON BRANCH

2.7 MI. WEST OF US 15, Frederick, MD

Built 1989 Load: 32.7 t ADT: 4,108

HAYWARD ROAD

Fair

Over: OPOSSUM BRANCH

0.7 MILES WEST OF US 15, Frederick, MD

Built 1990 Load: 32.7 t ADT: 6,712

TUSCANNEY DRIVE

Fair

Over: EDISON BRANCH

1.3 MI WEST OF US 15, Frederick, MD

Built 1998 Load: 32.7 t ADT: 4,027

BIGGS FORD ROAD

Fair

Over: DUBLIN BRANCH

1.5 MI E OF US RTE 15, Frederick, MD

Built 2004 Load: 32.7 t ADT: 3,911

MD 75

Fair

Over: BUSH CREEK

.65 MILE SOUTH OF MD 75FB, Frederick, MD

Built 1972 Load: 33.6 t ADT: 6,492

LIMESTONE LANE

Fair

Over: BR OF HOLLOW CREEK

AT BEECHTREE LANE INTERSC, Frederick, MD

Built 1960 Load: 33.6 t ADT: 50

MD 85

Fair

Over: ROCKY FOUNTAIN RUN

0.03 MILE NORTH OF MD 880, Frederick, MD

Built 1929 Load: 34.0 t ADT: 6,713

IS 270

Fair

Over: CSX TRANSPORTATION

1.0 MILE SOUTH OF MD 85, Frederick, MD

Built 1950 Load: 34.0 t ADT: 80,340

MD 75

Fair

Over: FAHRNEY BRANCH

0.43 MILE SOUTH OF MD 80, Frederick, MD

Built 1933 Load: 34.5 t ADT: 7,952

MD 144FA

Fair

Over: MONOCACY RIVER

1.04 MILE EAST OF IS 70, Frederick, MD

Built 1955 Load: 35.4 t ADT: 13,861

MD 77

Fair

Over: BR OF HUNTING CREEK

2.72 MI E OF WASH CO, Frederick, MD

Built 1971 Load: 35.4 t ADT: 3,271

ANNANDALE ROAD

Fair

Over: TOMS CREEK

0.62 MI W OF EMMITSBURG, Frederick, MD

Built 1980 Load: 35.4 t ADT: 1,505

ARNOLDTOWN ROAD

Fair

Over: BROAD RUN

0.2 MI N PICNIC WOODS RD, Frederick, MD

Built 1982 Load: 35.4 t ADT: 339

WWTP ROAD

Fair

Over: CARROLL CREEK

1.8 MI EAST OF MD 355, Frederick, MD

Built 1936 Load: 35.4 t ADT: 3,813

W. COLLEGE TERRACE

Fair

Over: CARROLL CREEK

0.2 MI NORTH OF MD 144, Frederick, MD

Built 1933 Load: 35.4 t ADT: 4,060

US 40

Fair

Over: TRIB TO HAWBOTTOM BRANCH

0.29 MI E OF HOLLOW ROAD, Frederick, MD

Built 1936 Load: 36.3 t ADT: 5,522

DOUBS ROAD

Fair

Over: TUSCARORA CREEK

1.23 MI W OF NEW DESIGN R, Frederick, MD

Built 1950 Load: 36.3 t ADT: 327

MD 75

Fair

Over: LINGANORE CREEK

0.73 MI N OF MD 75FC, Frederick, MD

Built 1968 Load: 36.7 t ADT: 4,752

SOUTH MARKET STREE

Fair

Over: CARROLL CREEK

510' SOUTH OF MD 144, Frederick, MD

Built 1988 Load: 37.2 t ADT: 8,900

MD 77

Fair

Over: OWENS CREEK

0.02 MI W OF FRUSHOUR RD, Frederick, MD

Built 1932 Load: 38.1 t ADT: 3,131

MD 180

Fair

Over: CATOCTIN CREEK

0.55 MILE EAST OF MD 872, Frederick, MD

Built 1928 Load: 38.1 t ADT: 4,580

ROY SHAFER ROAD

Fair

Over: CONE BRANCH

AT BENNIES HILL RD INT, Frederick, MD

Built 1982 Load: 38.5 t ADT: 105

POFFENBERGER ROAD

Fair

Over: LEWIS MILL BRANCH

0.75 MI W OF OLD MIDDLETO, Frederick, MD

Built 1982 Load: 38.5 t ADT: 32

YELLOW SPRINGS ROA

Fair

Over: LITTLE TUSCARORA CREEK

0.1 MI N WALTER MARTZ RD, Frederick, MD

Built 1930 Load: 39.0 t ADT: 6,340

DEVILBISS BRIDGE R

Fair

Over: MONOCACY RIVER

0.6 MI W OF DUBLIN RD, Frederick, MD

Built 1980 Load: 39.0 t ADT: 3,371

PARK ACCESS ROAD

Fair

Over: STREAM

0.15 MILES FROM MD ROUTE, Frederick, MD

Built 1985 Load: 39.0 t ADT: 60

PARK MILLS ROAD

Fair

Over: MONOCACY RIVER

1 MI N OF MD RTE 28, Frederick, MD

Built 1979 Load: 39.5 t ADT: 557

LONGS MILL ROAD

Fair

Over: OWENS CREEK

1.8 MI E OF MD 550, Frederick, MD

Built 1979 Load: 39.5 t ADT: 670

HARNEY ROAD

Fair

Over: MIDDLE CREEK

1.12 MI E OF EMMITSBURG, Frederick, MD

Built 1971 Load: 39.5 t ADT: 811

MD 806A

Fair

Over: LITTLE HUNTING CREEK

0.84 MILE NORTH OF US 15, Frederick, MD

Built 1927 Load: 39.9 t ADT: 1,072

MD 80

Fair

Over: MONOCACY RIVER

0.08 MILE EAST OF MD 880, Frederick, MD

Built 1973 Load: 39.9 t ADT: 4,472

US 15 SB

Fair

Over: FLAT RUN

0.2 MILE SOUTH OF MD 140, Frederick, MD

Built 1965 Load: 39.9 t ADT: 18,340

US 15 SB

Fair

Over: LITTLE OWENS CREEK

1.74 MILE NORTH OF MD 550, Frederick, MD

Built 1954 Load: 40.4 t ADT: 14,250

PLEASANT VIEW RD

Fair

Over: TUSCARORA CREEK

1.14 MI N OF MD RTE 28, Frederick, MD

Built 1982 Load: 40.8 t ADT: 191

MD 17

Fair

Over: LITTLE CATOCTIN CREEK

0.03 MI N OF HARMONY RD, Frederick, MD

Built 1920 Load: 41.3 t ADT: 3,046

LINGANORE ROAD

Fair

Over: LINGANORE CREEK

0.87 MI N OF MD 144, Frederick, MD

Built 1976 Load: 41.3 t ADT: 2,702

UNIONVILLE ROAD

Fair

Over: TRIB. OF LINGANORE CREEK

AT WOODVILLE RD INT, Frederick, MD

Built 1929 Load: 41.3 t ADT: 1,309

DEVILBISS BRIDGE R

Fair

Over: FISHING CREEK

0.75 MI W OF DUBLIN RD, Frederick, MD

Built 1979 Load: 41.7 t ADT: 3,371

CREAMERY ROAD

Fair

Over: BRANCH OF FLAT RUN

0.1 MI S OF E MAIN STREET, Frederick, MD

Built 1991 Load: 42.2 t ADT: 1,817

MD 26

Fair

Over: MONOCACY RIVER

0.2 MILE WEST OF MD 194, Frederick, MD

Built 1932 Load: 42.6 t ADT: 16,275

COLLEGE AVENUE

Fair

Over: CARROLL CREEK

790' NORTH OF MD 144, Frederick, MD

Built 1925 Load: 42.6 t ADT: 1,470

MONOCACY BOULEVARD

Fair

Over: MONOCACY RIVER

0.1 MI SOUTH OF GAS HOUSE, Frederick, MD

Built 1966 Load: 42.6 t ADT: 5,912

LILY PONS ROAD

Fair

Over: MONOCACY RIVER

1 MI E OF MD RTE 85, Frederick, MD

Built 1977 Load: 43.5 t ADT: 610
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.