Allegany County, MD

245 public highway bridges

Allegany County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Allegany County, Maryland contains 245 public highway bridges. Roughly 30.6% are rated “Good,” 46.9% “Fair,” and 6.1% “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.

245
Total Bridges
30.6%
Good
46.9%
Fair
6.1%
Poor Condition

Condition Distribution

Good
30.6% (75)
Fair
46.9% (115)
Poor
6.1% (15)

All Bridges (245)

MAIN ST (MD 937)

Fair

Over: BRANCH OF GEORGES CREEK

0.36 MI N OF W VA LINE, Allegany, MD

Built 1933 Load: 25.8 t ADT: 3,555

TOWN CREEK ROAD

Fair

Over: TOWN CREEK

1.95 MI N OF L TOWN CK RD, Allegany, MD

Built 1964 Load: 25.8 t ADT: 320

MD 942

Fair

Over: N BRANCH POTOMAC RIVER

ON WEST VIRGINIA LINE, Allegany, MD

Built 1953 Load: 27.2 t ADT: 7,278

US 220

Fair

Over: MILL RUN

1.88 MI S OF MD 830B, Allegany, MD

Built 1929 Load: 28.1 t ADT: 7,111

TEMPERANCE ROW

Fair

Over: GEORGES CREEK

0.08 MI N OF MD 935, Allegany, MD

Built 1976 Load: 29.0 t ADT: 206

FOREST GROVE ROAD

Fair

Over: WILLS CREEK

0.11 MI W OF SHELLSBUR RD, Allegany, MD

Built 1977 Load: 29.0 t ADT: 393

MD 935

Fair

Over: GEORGES CREEK

0.09 M N OF C STREET, Allegany, MD

Built 1933 Load: 29.9 t ADT: 1,430

MD 636

Fair

Over: WARRIOR RUN

0.02 MILE EAST OF MD 53, Allegany, MD

Built 1936 Load: 30.4 t ADT: 8,071

MD 935

Fair

Over: GEORGES CREEK

0.24 MI S OF MD 935A, Allegany, MD

Built 1930 Load: 30.8 t ADT: 1,430

US 40 ALT

Fair

Over: BRADDOCK RUN

1.28 MI W OF MD 831A, Allegany, MD

Built 1948 Load: 30.8 t ADT: 13,491

US 40 ALT

Fair

Over: BRADDOCK RUN

0.02 MI W OF MD 55, Allegany, MD

Built 1947 Load: 31.7 t ADT: 9,951

MD 53

Fair

Over: WINCHESTER RUN

0.62 MILE NORTH OF MD 951, Allegany, MD

Built 1924 Load: 31.7 t ADT: 12,872

US 220

Fair

Over: TRIB TO NORTH BR POTOMAC

1.21 M N OF MD 830A, Allegany, MD

Built 1900 Load: 31.7 t ADT: 7,111

BLACK VALLEY ROAD

Fair

Over: FLINTSTONE CREEK

0.02 MI E OF DOLLY RD, Allegany, MD

Built 1964 Load: 31.7 t ADT: 499

MD 36

Fair

Over: JENNINGS RUN

1.83 MI S OF MD 47, Allegany, MD

Built 1929 Load: 32.2 t ADT: 2,290

MD 956

Fair

Over: POTOMAC RIVER

ON WEST VIRGINIA LINE, Allegany, MD

Built 1967 Load: 32.4 t ADT: 7,150

US 40 ALT

Fair

Over: PORTER RUN

.04 MILES WEST OF MD 743, Allegany, MD

Built 1948 Load: 32.7 t ADT: 9,951

IS 68

Fair

Over: GEORGES CREEK

0.16 MILE WEST OF MD 936, Allegany, MD

Built 1972 Load: 32.7 t ADT: 23,640

LOWER GEORGES CK R

Fair

Over: MILL RUN

0.75 MI S OF MD RTE 935, Allegany, MD

Built 1930 Load: 32.7 t ADT: 336

SQUIRREL NECK ROAD

Fair

Over: GEORGES CREEK

0.03 MI W OF CHURCH H RD, Allegany, MD

Built 1998 Load: 32.7 t ADT: 155

COBBLESTONE ROAD

Fair

Over: JENNINGS RUN

0.04 MI S OF MD 36, Allegany, MD

Built 1940 Load: 32.7 t ADT: 286

CHRISTIE ROAD

Fair

Over: UNNAMED STREAM

0.27 MI. S. OF JEFFRIES R, Allegany, MD

Built 1995 Load: 32.7 t ADT: 1,225

VICTORY POST DRIVE

Fair

Over: GEORGES CREEK

0.04 MI N OF MD 937, Allegany, MD

Built 1950 Load: 33.1 t ADT: 1,599

MD 51

Fair

Over: C&O CANAL

0.64 MI W OF W VA LINE, Allegany, MD

Built 1932 Load: 33.4 t ADT: 1,642

IS 68

Fair

Over: WILLS CREEK, CSX RR, MUN

3 MI. SW. OF US 220, Allegany, MD

Built 1968 Load: 34.0 t ADT: 53,950

PROENTY ROAD

Fair

Over: JENNINGS RUN

0.02 MI S OF MD 36, Allegany, MD

Built 1926 Load: 34.9 t ADT: 1,125

SMOUSES MILL ROAD

Fair

Over: EVITTS CREEK

0.67 MI S OF US 220, Allegany, MD

Built 2002 Load: 34.9 t ADT: 238

US 40 ALT

Fair

Over: BRADDOCK RUN

0.08 MILE EAST OF MD 53, Allegany, MD

Built 1947 Load: 35.4 t ADT: 12,812

MD 639 WILLIAMS RD

Fair

Over: EVITTS CREEK

1.51 MILES SOUTH OF IS 68, Allegany, MD

Built 1966 Load: 36.3 t ADT: 2,530

MD 51

Fair

Over: CSX TRANS., MD 61

0.40 MI E OF MD 51A, Allegany, MD

Built 1965 Load: 36.7 t ADT: 14,721

LOCUST GROVE ROAD

Fair

Over: WILLS CREEK

AT US 40 ALT, Allegany, MD

Built 1900 Load: 37.2 t ADT: 142

US 220

Fair

Over: MILL RUN

.13 MILE NORTH OF MD 830B, Allegany, MD

Built 1950 Load: 37.6 t ADT: 7,111

MD 36

Fair

Over: NEFF RUN

2.57 MI S OF MD 55, Allegany, MD

Built 1939 Load: 38.1 t ADT: 6,750

IS 68

Fair

Over: EVITTS CREEK

0.21 M E OF BR NO 0109900, Allegany, MD

Built 1937 Load: 38.5 t ADT: 26,680

MD 51

Fair

Over: POTOMAC RIVER

ON WEST VIRGINIA LINE, Allegany, MD

Built 1987 Load: 39.0 t ADT: 1,502

MD 51

Fair

Over: SAWPIT RUN

0.48 M E OF PACK HORSE RD, Allegany, MD

Built 1932 Load: 39.9 t ADT: 2,142

MD 935

Fair

Over: MOORES RUN

0.28 MI N OF MD 36, Allegany, MD

Built 1933 Load: 40.4 t ADT: 1,430

MD 53

Fair

Over: WARRIOR RUN

0.11 MILE SOUTH OF MD 636, Allegany, MD

Built 1953 Load: 40.4 t ADT: 12,872

IS 68

Fair

Over: KELLY BLVD, CSX TRANS.

0.29 MI W OF KELLY RD, Allegany, MD

Built 1968 Load: 40.4 t ADT: 46,611

MARKET STREET

Fair

Over: WILLS CREEK

0.03 MI S OF N MECHANC ST, Allegany, MD

Built 1954 Load: 41.3 t ADT: 3,692

GREEN SPRING ROAD

Fair

Over: MILL RUN

0.08 MI N OF MAIN ST, Allegany, MD

Built 1935 Load: 41.7 t ADT: 812

IS 68 RAMP 'E'(4)

Fair

Over: CENTRE ST, QUEEN CITY DR

0.52 MI E OF US 48H, Allegany, MD

Built 1968 Load: 42.2 t ADT: 6,507

VALLEY STREET

Fair

Over: WILLS CREEK / WMSRR

0.20 MI S OF US 40 ALT, Allegany, MD

Built 1955 Load: 42.2 t ADT: 6,149

US 40 SCN

Fair

Over: SNIB HOLLOW RUN

0.48 M E OF STONE ROAD, Allegany, MD

Built 1916 Load: 43.1 t ADT: 281

FLINTSTONE CREEK R

Fair

Over: FLINTSTONE CREEK

0.30 MI S OF PA LINE, Allegany, MD

Built 1930 Load: 43.1 t ADT: 141

MD 935

Fair

Over: BUTCHER RUN

0.03 M N OF BARTLETT ST, Allegany, MD

Built 1930 Load: 43.5 t ADT: 1,430

IS 68 RAMP 'D'(5)

Fair

Over: CENTRE STREET

0.52 MI E OF US 48H, Allegany, MD

Built 1968 Load: 43.5 t ADT: 14,023

MD 135D, W VA 46

Fair

Over: N BRANCH POTOMAC RIVER

ON WEST VIRGINIA LINE, Allegany, MD

Built 1985 Load: 43.5 t ADT: 4,527

HENDERSON AVENUE

Fair

Over: FRANKLIN STREET & CSX RR

0.14 MI. E. OF NATL HWY S, Allegany, MD

Built 1932 Load: 43.5 t ADT: 19,319

MD 956

Fair

Over: CSX TRANSPORTATION

0.18 MI W OF W VA LINE, Allegany, MD

Built 1967 Load: 44.0 t ADT: 7,151
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.