Washington County, CO

75 public highway bridges

Washington County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Washington County, Colorado contains 75 public highway bridges. Roughly 16% are rated “Good,” 74.7% “Fair,” and 6.7% “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.

75
Total Bridges
16%
Good
74.7%
Fair
6.7%
Poor Condition

Condition Distribution

Good
16% (12)
Fair
74.7% (56)
Poor
6.7% (5)

All Bridges (75)

I 76 ML WBND

Unknown

Over: COUNTY ROAD Q

MERINO EXIT, Washington, CO

Built 1964 ADT: 100

I 76 ML EBND

Unknown

Over: COUNTY ROAD Q

MERINO EXIT, Washington, CO

Built 1964 ADT: 100

County Road 3

Fair

Over: Tributary to Vega Creek

0.5 M. E. of St. Hwy. 71, Washington, CO

Built 1966 Load: 4.4 t ADT: 6

County Road 18

Fair

Over: Sand Creek

0.3 Mi E of Co Rd S, Washington, CO

Built 1978 Load: 6.4 t ADT: 25

County Road Y

Fair

Over: N. Fork Arikaree River

0.6 Mi. N. of Co. Rd. 0, Washington, CO

Built 1967 Load: 6.8 t ADT: 3

County Road M

Fair

Over: Vega Creek

2.20 Mi South of US 36, Washington, CO

Built 1967 Load: 7.3 t ADT: 21

County Road DD

Fair

Over: Trib. of Surveyor Creek

.70 Mi North of CR 41, Washington, CO

Built 2008 Load: 8.3 t ADT: 96

County Road 8

Fair

Over: Gordon Creek

0.2 Mi. E. of Co. Rd. GG, Washington, CO

Built 1969 Load: 11.8 t ADT: 26

US 36 ML

Fair

Over: BEAVER CREEK

4.9 MI W OF LAST CHANCE, Washington, CO

Built 1935 Load: 12.6 t ADT: 560

County Road P

Fair

Over: Sand Creek Overflow

0.95 Mi. N. of Co. Rd. 21, Washington, CO

Built 1955 Load: 15.3 t ADT: 23

County Road 59

Fair

Over: Sand Hill Ditch

0.1 Mi. W. of Co. Rd. R, Washington, CO

Built 1979 Load: 16.0 t ADT: 41

County Road 29

Fair

Over: Beaver Creek

0.1 MI W of Co. Rd. H.25, Washington, CO

Built 1932 Load: 17.0 t ADT: 55

US 6 ML

Fair

Over: PREWITT OUTLET CANAL

16.4 MI NO OF JCT I-76, Washington, CO

Built 1941 Load: 18.1 t ADT: 1,000

County Road P

Fair

Over: Sand Creek

1.3 Mi. N. of Co. Rd. 21, Washington, CO

Built 1957 Load: 18.5 t ADT: 23

US 6 ML

Fair

Over: PREWITT RES INTAKE CANAL

13.5 MI NO OF JCT I-76, Washington, CO

Built 1941 Load: 18.6 t ADT: 1,100

County Road 26

Fair

Over: Beaver Creek

1.15 M. E. of St. Hwy. 71, Washington, CO

Built 1976 Load: 18.6 t ADT: 15

County Road 21

Fair

Over: Sand Creek

0.1 Mi. E. of Co. Rd. Q, Washington, CO

Built 1974 Load: 19.1 t ADT: 21

County Road 00

Fair

Over: Trib N.F. Arikaree River

1.2 Mi E. of Co Rd AA, Washington, CO

Built 1976 Load: 19.7 t ADT: 31

County Road FF

Fair

Over: Trib. of Surveyor Creek

9.9 Mi. No. of Co Rd 38, Washington, CO

Built 1973 Load: 20.8 t ADT: 36

US 36 ML

Fair

Over: W. PLUM BUSH CRK

1 MI W OF LAST CHANCE, Washington, CO

Built 1938 Load: 20.9 t ADT: 560

SH 63 ML

Fair

Over: DRAW

14 MI NO OF JCT US 36, Washington, CO

Built 1979 Load: 21.2 t ADT: 530

US 34 ML

Fair

Over: SURVEYOR CREEK

8.7 MI E OF AKRON, Washington, CO

Built 1935 Load: 21.5 t ADT: 2,900

County Road 30

Fair

Over: Trib. to Buck Creek

0.65 Mi. E. of Co. Rd. R, Washington, CO

Built 1974 Load: 21.6 t ADT: 15

US 36 ML

Fair

Over: E FORK OF W PLUM BUSH CR

IN LAST CHANCE, Washington, CO

Built 1938 Load: 24.7 t ADT: 560

County Road JJ

Fair

Over: Hell Creek

1.5 Mi. N. of Co. Rd. 28, Washington, CO

Built 1987 Load: 24.7 t ADT: 16

US 36 ML

Fair

Over: PLUMBUSH CREEK

2.5 MI E OF JCT SH 71, Washington, CO

Built 1938 Load: 25.8 t ADT: 700

County Road M

Fair

Over: Vega Creek

1.8 Mi. N. of Co. Rd. 4, Washington, CO

Built 1973 Load: 25.9 t ADT: 11

County Road CC

Fair

Over: N. Fork Arikaree River

0.4 Mi No. of Co Rd 0, Washington, CO

Built 1990 Load: 26.4 t ADT: 76

County Road RR

Fair

Over: Jack Creek

1.4 Mi. N. of Co. Rd. 20, Washington, CO

Built 1992 Load: 26.7 t ADT: 300

County Road 25

Fair

Over: Prewitt Outlet Canal

0.2 Mi. E. of US Hwy. 36, Washington, CO

Built 1993 Load: 28.3 t ADT: 47

County Road 59

Fair

Over: South Platte River

0.25 Mi. E. of Co. Rd. Q, Washington, CO

Built 1987 Load: 29.5 t ADT: 53

County Road 59

Fair

Over: South Platte River

0.6 Mi. E. of Co. Rd. Q, Washington, CO

Built 1989 Load: 29.8 t ADT: 57

County Road LL

Fair

Over: Gordon Creek

1.4 Mi. N. of Co. Rd. 5, Washington, CO

Built 1988 Load: 29.8 t ADT: 74

County Road QQ

Fair

Over: Gordon Creek

0.8 Mi. N. of Co. Rd. 5, Washington, CO

Built 1986 Load: 29.8 t ADT: 27

County Road 59

Fair

Over: South Platte River

0.5 Mi. E. of Co. Rd. Q, Washington, CO

Built 1986 Load: 30.1 t ADT: 53

County Road S

Fair

Over: Sand Creek

0.1 Mi. N. of Co. Rd. 18, Washington, CO

Built 1993 Load: 30.8 t ADT: 54

County Road 21

Fair

Over: Vega Creek

0.6 M. E. of Co. Rd. M, Washington, CO

Built 1990 Load: 31.7 t ADT: 27

County Road 17

Fair

Over: Unnamed Draw

2.4 Mi. E. of St. Hwy. 63, Washington, CO

Built 1993 Load: 31.8 t ADT: 31

County Road CC

Fair

Over: Gordon Creek

0.5 Mi. N. of Co. Rd. 8, Washington, CO

Built 1992 Load: 32.1 t ADT: 136

SH 61 ML

Fair

Over: ROCK CREEK

14.8 MI NO OF OTIS, Washington, CO

Built 1965 Load: 32.3 t ADT: 440

US 36 ML

Fair

Over: DRAW

3.1 MI E OF LINDON, Washington, CO

Built 1938 Load: 32.7 t ADT: 570

County Road P

Fair

Over: Prewitt Inlet Canal

0.4 Mi. N. of Co. Rd. 57, Washington, CO

Built 1997 Load: 32.7 t ADT: 10

County Road DD

Fair

Over: Hell Creek

1.3 Mi. N. of Co. Rd. 26, Washington, CO

Built 1997 Load: 34.4 t ADT: 8

County Road LL

Fair

Over: Arikaree River

1.75 M. N. of Co. Rd. 1, Washington, CO

Built 1998 Load: 37.1 t ADT: 16

SH 71 ML

Fair

Over: BEAVER CREEK

9.6 MI NO OF JCT US 36, Washington, CO

Built 1956 Load: 37.9 t ADT: 880

SH 71 ML

Fair

Over: W FK PLUM BUSH CREEK

1.4 MI NO OF JCT US 36, Washington, CO

Built 1956 Load: 38.6 t ADT: 880

US 36 ML

Fair

Over: ARICKAREE RIVER

JUST E OF COPE, Washington, CO

Built 1957 Load: 39.6 t ADT: 870

US 36 ML

Fair

Over: SAND CREEK

0.3 MI E OF LINDON, Washington, CO

Built 1960 Load: 40.1 t ADT: 570

County Road KK.75

Fair

Over: Surveyor Creek

0.25 Mi, N. of Co Rd 40.5, Washington, CO

Built 1989 Load: 42.6 t ADT: 40

US 36 ML

Fair

Over: DRAW

2.9 MI E OF LINDON, Washington, CO

Built 1938 Load: 43.4 t ADT: 570
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.