US Bridges

County Road 33 over Lone Tree Creek

Good

Weld County, Colorado · 0.95 MI N of CO RD 100 · Structure no. WEL033.0-100.0A

Built
1984
41 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Other
Length
30 ft
1 main span
Daily traffic
162
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 33 over Lone Tree Creek is a other stringer/multi-beam or girder carrying County Road 33 over Lone Tree Creek in Weld County, Colorado. It was built in 1984, so it is 41 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 162 vehicles a day, roughly 37% of them trucks, projected to reach 231 by 2043. The structure is 30 ft (9.1 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 33
CrossesLone Tree Creek
Location0.95 MI N of CO RD 100
RouteCounty Highway 0
Coordinates40.7245, -104.75319
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.2 US tons
Inventory rating34.2 US tons

Structure

MaterialOther
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span28 ft (8.6 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic162 (2023)
Projected traffic231 by 2043
Trucks37%
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 33 over Lone Tree Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is County Road 33 over Lone Tree Creek 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 May 2024.

How much traffic does County Road 33 over Lone Tree Creek carry?

About 162 vehicles per day (2023 count), of which roughly 37% are trucks.

How long is County Road 33 over Lone Tree Creek?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.6 m) and a deck 32 ft wide.

Who owns County Road 33 over Lone Tree Creek?

It is owned by the County Highway Agency.