Harford County, MD

275 public highway bridges

Harford County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Harford County, Maryland contains 275 public highway bridges. Roughly 35.3% are rated “Good,” 49.8% “Fair,” and 4.4% “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.

275
Total Bridges
35.3%
Good
49.8%
Fair
4.4%
Poor Condition

Condition Distribution

Good
35.3% (97)
Fair
49.8% (137)
Poor
4.4% (12)

All Bridges (275)

FASHION WAY

Fair

Over: TRIB / WINTERS RUN

0.5 MILES N OF MD 7, Harford, MD

Built 1972 Load: 28.6 t ADT: 565

PLEASANTVILLE ROAD

Fair

Over: WINTERS RUN

1.5 MILES N OF MD 152, Harford, MD

Built 1958 Load: 28.6 t ADT: 3,320

US 1 BU

Fair

Over: BYNUM RUN

.06 M N OF MOORES MILL RD, Harford, MD

Built 1953 Load: 29.0 t ADT: 11,230

CHESTNUT HILL ROAD

Fair

Over: CABBAGE RUN

0.7 MILES NW OF MD 543, Harford, MD

Built 1938 Load: 29.0 t ADT: 642

MD 646

Fair

Over: BROAD CREEK

0.77 MILE NORTH OF MD 543, Harford, MD

Built 1933 Load: 29.5 t ADT: 1,140

MD 7

Fair

Over: GRAYS RUN

1.01 MILES SOUTH OF US 40, Harford, MD

Built 1925 Load: 29.9 t ADT: 12,210

MD 136

Fair

Over: ISLAND BRANCH

1.0 MILE SOUTH OF MD 23, Harford, MD

Built 1935 Load: 30.4 t ADT: 1,901

GREEN ROAD

Fair

Over: DEER CREEK

0.2 MILES E OF BALT CO, Harford, MD

Built 1900 Load: 30.4 t ADT: 155

US 40

Fair

Over: SWAN CREEK

0.26 MILE WEST OF MD 132B, Harford, MD

Built 1935 Load: 30.8 t ADT: 27,800

CEDAR LANE

Fair

Over: TRIB / BYNUM RUN

0.8 MILES W OF MD 136, Harford, MD

Built 1971 Load: 30.8 t ADT: 125

MD 543

Fair

Over: BR OF BYNUM RUN

0.3 MILE NORTH OF MD 136, Harford, MD

Built 1936 Load: 31.3 t ADT: 14,221

QUAKER BOTTOM ROAD

Fair

Over: ROCK RUN

0.01 MIL S OF ROCK RUN RD, Harford, MD

Built 1982 Load: 31.3 t ADT: 220

FALLING BRANCH RD

Fair

Over: FALLING BRANCH

0.6 MI W OF CLERMONT M RD, Harford, MD

Built 1973 Load: 31.7 t ADT: 22

US 1 BU

Fair

Over: WINTERS RUN

0.87 MILE NORTH OF US 1, Harford, MD

Built 1930 Load: 32.7 t ADT: 20,564

US 1 & RAMP C(2)

Fair

Over: BYNUM RUN

0.25 MILE NORTH OF MD 24, Harford, MD

Built 1964 Load: 32.7 t ADT: 23,320

MD 165

Fair

Over: BROAD CREEK

0.4 MILE NORTH OF MD 543, Harford, MD

Built 1959 Load: 32.7 t ADT: 5,772

MD 462

Fair

Over: SWAN CREEK

0.84 MILE NORTH OF MD 22, Harford, MD

Built 1978 Load: 32.7 t ADT: 7,401

MD 543

Fair

Over: DEER CREEK

1.47 MILES S OF MD 440, Harford, MD

Built 1932 Load: 32.7 t ADT: 7,736

LAKE FANNY ROAD

Fair

Over: WINTERS RUN

0.2 MILES S OF US 1, Harford, MD

Built 1913 Load: 32.7 t ADT: 11

OLD FALLSTON ROAD

Fair

Over: MA & PA RAILROAD (ABAND)

0.3 MILES S OF MD 152, Harford, MD

Built 1930 Load: 32.7 t ADT: 2,210

CLAYTON ROAD

Fair

Over: MOUNTAIN BRANCH

0.3 MILES W OF SINGER RD, Harford, MD

Built 1970 Load: 32.7 t ADT: 766

I-95

Fair

Over: GRAYS RUN

Milepost M83.1, Harford, MD

Built 1963 Load: 32.7 t ADT: 116,162

I-95

Fair

Over: SUSQUEHANNA RIVER,PA RR

HARFORD-CECIL CO LINE, Harford, MD

Built 1963 Load: 32.7 t ADT: 86,430

RECKORD ROAD

Fair

Over: WILDCAT BRANCH

0.1 MILES S OF US 1, Harford, MD

Built 1957 Load: 33.1 t ADT: 961

HESS ROAD

Fair

Over: YELLOW BRANCH

0.5 MILES E OF MD 146, Harford, MD

Built 1950 Load: 33.1 t ADT: 8,065

MD 132B

Fair

Over: AMTRAK

0.03 MILE SOUTH OF US 40, Harford, MD

Built 1943 Load: 33.6 t ADT: 3,563

FALLING BRANCH RD

Fair

Over: FALLING BRANCH

0.7 MI NE OF RED BRIDGE R, Harford, MD

Built 1973 Load: 34.0 t ADT: 25

ROCK RUN ROAD

Fair

Over: ROCK RUN

0.01 MI E OF WILKINSON RD, Harford, MD

Built 1955 Load: 34.5 t ADT: 154

TAYLOR ROAD

Fair

Over: BROAD CREEK

0.7 MILES E OF MD 543, Harford, MD

Built 1974 Load: 34.9 t ADT: 44

CARSINS RUN ROAD

Fair

Over: CARSINS RUN

0.03 MILES N OF MD 22, Harford, MD

Built 1972 Load: 35.4 t ADT: 655

MD 7

Fair

Over: BYNUM RUN

0.17 MILE SOUTH OF MD 136, Harford, MD

Built 1923 Load: 35.8 t ADT: 11,350

MD 132B

Fair

Over: SWAN CREEK

0.33 MILE SOUTH OF US 40, Harford, MD

Built 1930 Load: 35.8 t ADT: 4,030

MD 24

Fair

Over: DEER CREEK

2.17 MILES S OF MD 165, Harford, MD

Built 1934 Load: 36.3 t ADT: 3,930

SPESUTIA ROAD

Fair

Over: CRANBERRY RUN

0.2 MILES N OF MD 159, Harford, MD

Built 1966 Load: 36.3 t ADT: 4,242

PALMER ROAD

Fair

Over: ROMNEY CREEK

80 YDS W OF OLD BALTIMORE, Harford, MD

Built 1942 Load: 36.3 t ADT: 100

MD 24

Fair

Over: BR OF DEER CREEK

0.42 M S OF DAVIS ROAD, Harford, MD

Built 1986 Load: 37.6 t ADT: 3,193

RED BRIDGE ROAD

Fair

Over: FALLING BRANCH

0.3 MILES E OF FAWN GR RD, Harford, MD

Built 1975 Load: 37.6 t ADT: 113

PROSPECT ROAD

Fair

Over: DEEP CREEK

1.1 MILES N OF MD 136, Harford, MD

Built 1950 Load: 37.6 t ADT: 575

LEWIS LANE

Fair

Over: AMTRAK RAILROAD

0.1 MILES E OF US 40, Harford, MD

Built 1980 Load: 37.6 t ADT: 5,745

MD 165

Fair

Over: LITTLE DEER CREEK

2.35 MILES SOUTH OF MD 24, Harford, MD

Built 1930 Load: 38.5 t ADT: 6,673

BYNUM ROAD

Fair

Over: BYNUM RUN

0.5 MILES NE OF MD 24, Harford, MD

Built 1976 Load: 38.5 t ADT: 4,310

POTEET ROAD

Fair

Over: EAST BRANCH/WINTERS RUN

0.01 M W OF PHILLIPS M RD, Harford, MD

Built 1995 Load: 38.5 t ADT: 35

US 40

Fair

Over: BUSH CREEK

3.24 MILES EAST OF MD 24, Harford, MD

Built 1935 Load: 39.5 t ADT: 21,093

HEAPS ROAD

Fair

Over: BROAD CREEK

0.5 MILES NE OF MD 543, Harford, MD

Built 1979 Load: 40.4 t ADT: 529

US 40

Fair

Over: OTTER POINT CREEK

0.10 MILE EAST OF MD 24, Harford, MD

Built 1935 Load: 40.8 t ADT: 21,093

MD 24 SBR

Fair

Over: CSX TRANS.

0.3 MILE SOUTH OF MD 7, Harford, MD

Built 1970 Load: 40.8 t ADT: 20,242

MD 24

Fair

Over: TRIB. TO OTTER POINT CRE

0.13 MILE NORTH OF MD 755, Harford, MD

Built 1969 Load: 40.8 t ADT: 24,240

MD 22

Fair

Over: AMTRAK, TRIB TO SWAN CR

0.06 MILE EAST OF US 40, Harford, MD

Built 1968 Load: 41.3 t ADT: 22,420

US 40 & RMPS 5 & 6

Fair

Over: BR OF SWAN CREEK

0.03 MILE SOUTH OF MD 22, Harford, MD

Built 1968 Load: 41.7 t ADT: 26,751

ST CLAIR BRIDGE RD

Fair

Over: DEER CREEK

1.0 MILES S OF MD 165, Harford, MD

Built 1954 Load: 41.7 t ADT: 563
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.