US Bridges

County Road K over Grand Valley Canal

Good

Mesa County, Colorado · .7 MI E of RD 21 · Structure no. MESA-K-21.7A

Built
1992
33 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
1,651
2022 count
Owner
County
County Highway Agency

About this bridge

County Road K over Grand Valley Canal is a steel stringer/multi-beam or girder carrying County Road K over Grand Valley Canal in Mesa County, Colorado. It was built in 1992, so it is 33 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,651 vehicles a day, roughly 5% of them trucks, projected to reach 1,931 by 2042. The structure is 24 ft (7.2 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road K
CrossesGrand Valley Canal
Location.7 MI E of RD 21
RouteCounty Highway 0
Coordinates39.1643, -108.65189
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.3 US tons
Inventory rating46.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length24 ft (7.2 m)
Longest span20 ft (6.2 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,651 (2022)
Projected traffic1,931 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road K over Grand Valley Canal built?

It was built in 1992, making it 33 years old in 2025.

What condition is County Road K over Grand Valley Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does County Road K over Grand Valley Canal carry?

About 1,651 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is County Road K over Grand Valley Canal?

The structure is 24 ft (7.2 m) long with a longest span of 20 ft (6.2 m) and a deck 32 ft wide.

Who owns County Road K over Grand Valley Canal?

It is owned by the County Highway Agency.