US Bridges

County Road 64 over Poudre Valley Canal

Good

Larimer County, Colorado · 0.9 Mi. E. of Co. Rd. 11 · Structure no. LR64-0.9-11

Built
2003
22 years old
Condition
Good
inspected March 2025
Type
Culvert
Steel
Length
27 ft
1 main span
Daily traffic
1,565
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 64 over Poudre Valley Canal is a steel culvert carrying County Road 64 over Poudre Valley Canal in Larimer County, Colorado. It was built in 2003, so it is 22 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,565 vehicles a day, roughly 15% of them trucks, projected to reach 1,957 by 2043. The structure is 27 ft (8.1 m) long and 78 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Road 64
CrossesPoudre Valley Canal
Location0.9 Mi. E. of Co. Rd. 11
RouteCounty Highway 0
CountyLarimer County
StateColorado
Coordinates40.71125, -105.02103
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26 US tons
Inventory rating15.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span27 ft (8.1 m)
Deck width78 ft (23.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,565 (2023)
Projected traffic1,957 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 64 over Poudre Valley Canal built?

It was built in 2003, making it 22 years old in 2025.

What condition is County Road 64 over Poudre 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 March 2025.

How much traffic does County Road 64 over Poudre Valley Canal carry?

About 1,565 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is County Road 64 over Poudre Valley Canal?

The structure is 27 ft (8.1 m) long with a longest span of 27 ft (8.1 m) and a deck 78 ft wide.

Who owns County Road 64 over Poudre Valley Canal?

It is owned by the County Highway Agency.