Washington County, CO

75 public highway bridges

Washington County Bridge Snapshot

Washington County, Colorado contains 75 public highway bridges in the FHWA National Bridge Inventory. Roughly 16% are rated “Good,” 74.7% “Fair,” 6.7% “Poor,” and 6.7% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.

Inspections in CO are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.

Source: FHWA National Bridge Inventory. See methodology for full definitions.

75
Total Bridges
16%
Good
6.7%
Poor
6.7%
Structurally Deficient

Condition Distribution

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

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBridges Editorial