US Bridges

County Road 11 over Poudre Valley Canal

Fair

Larimer County, Colorado · 0.2 MI N of CO RD 62E · Structure no. LR11-0.2-62E-A

Built
1986
39 years old
Condition
Fair
inspected March 2025
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
279
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 11 over Poudre Valley Canal is a steel culvert carrying County Road 11 over Poudre Valley Canal in Larimer County, Colorado. It was built in 1986, so it is 39 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 279 vehicles a day, roughly 15% of them trucks, projected to reach 349 by 2043. The structure is 21 ft (6.5 m) long and 126 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Road 11
CrossesPoudre Valley Canal
Location0.2 MI N of CO RD 62E
RouteCounty Highway 0
CountyLarimer County
StateColorado
Coordinates40.70681, -105.0385
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.5 m)
Longest span21 ft (6.5 m)
Deck width126 ft (38.5 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic279 (2023)
Projected traffic349 by 2043
Trucks15%
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 11 over Poudre Valley Canal built?

It was built in 1986, making it 39 years old in 2025.

What condition is County Road 11 over Poudre Valley Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2025.

How much traffic does County Road 11 over Poudre Valley Canal carry?

About 279 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is County Road 11 over Poudre Valley Canal?

The structure is 21 ft (6.5 m) long with a longest span of 21 ft (6.5 m) and a deck 126 ft wide.

Who owns County Road 11 over Poudre Valley Canal?

It is owned by the County Highway Agency.