US Bridges

County Road 70 over New Cache LA Poudre Cana

Fair

Weld County, Colorado · 0.5 MI E of CO RD 43 · Structure no. WEL070.0_043.0E

Built
1994
31 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
39 ft
1 main span
Daily traffic
333
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 70 over New Cache LA Poudre Cana is a steel stringer/multi-beam or girder carrying County Road 70 over New Cache LA Poudre Cana in Weld County, Colorado. It was built in 1994, so it is 31 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 5 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 333 vehicles a day, roughly 45% of them trucks, projected to reach 473 by 2043. The structure is 39 ft (12 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Road 70
CrossesNew Cache LA Poudre Cana
Location0.5 MI E of CO RD 43
RouteCounty Highway 0
CountyWeld County
StateColorado
Coordinates40.49353, -104.64921
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating30.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length39 ft (12 m)
Longest span35 ft (10.8 m)
Deck width33 ft (10.2 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic333 (2023)
Projected traffic473 by 2043
Trucks45%
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 70 over New Cache LA Poudre Cana built?

It was built in 1994, making it 31 years old in 2025.

What condition is County Road 70 over New Cache LA Poudre Cana 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 2024.

How much traffic does County Road 70 over New Cache LA Poudre Cana carry?

About 333 vehicles per day (2023 count), of which roughly 45% are trucks.

How long is County Road 70 over New Cache LA Poudre Cana?

The structure is 39 ft (12 m) long with a longest span of 35 ft (10.8 m) and a deck 33 ft wide.

Who owns County Road 70 over New Cache LA Poudre Cana?

It is owned by the County Highway Agency.