US Bridges

County Road 5 over Cache LA Poudre River

Good

Larimer County, Colorado · 0.9 MI N of CO RD 9 · Structure no. TNTH5-0.9-36-A

Built
1997
28 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
163 ft
2 main spans
Daily traffic
7,692
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

County Road 5 over Cache LA Poudre River is a prestressed concrete continuous stringer/multi-beam or girder carrying County Road 5 over Cache LA Poudre River in Larimer County, Colorado. It was built in 1997, so it is 28 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 7,692 vehicles a day, roughly 15% of them trucks, projected to reach 9,615 by 2043. The structure is 163 ft (49.6 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCounty Road 5
CrossesCache LA Poudre River
Location0.9 MI N of CO RD 9
RouteCity Street 0
Coordinates40.52172, -104.98214
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating34.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length163 ft (49.6 m)
Longest span81 ft (24.7 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,692 (2023)
Projected traffic9,615 by 2043
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 5 over Cache LA Poudre River built?

It was built in 1997, making it 28 years old in 2025.

What condition is County Road 5 over Cache LA Poudre River 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 April 2023.

How much traffic does County Road 5 over Cache LA Poudre River carry?

About 7,692 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is County Road 5 over Cache LA Poudre River?

The structure is 163 ft (49.6 m) long with a longest span of 81 ft (24.7 m) and a deck 38 ft wide.

Who owns County Road 5 over Cache LA Poudre River?

It is owned by the City or Municipal Highway Agency.