US Bridges

State Highway 67 over Gunbarrel Creek | Gun Ba

Good

Jefferson County, Colorado · At Ox Yoke Ranch · Structure no. E-7-5A

Built
2006
19 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
692
2020 count
Owner
County
County Highway Agency

About this bridge

State Highway 67 over Gunbarrel Creek | Gun Ba is a concrete culvert carrying State Highway 67 over Gunbarrel Creek | Gun Ba in Jefferson County, Colorado. It was built in 2006, so it is 19 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 692 vehicles a day, roughly 4% of them trucks, projected to reach 796 by 2040. The structure is 21 ft (6.5 m) long and 32 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesState Highway 67
CrossesGunbarrel Creek | Gun Ba
LocationAt Ox Yoke Ranch
RouteCounty Highway 0
Coordinates39.30617, -105.19875
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating74 US tons
Inventory rating44.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length21 ft (6.5 m)
Longest span21 ft (6.5 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic692 (2020)
Projected traffic796 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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 State Highway 67 over Gunbarrel Creek | Gun Ba built?

It was built in 2006, making it 19 years old in 2025.

What condition is State Highway 67 over Gunbarrel Creek | Gun Ba 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 February 2025.

How much traffic does State Highway 67 over Gunbarrel Creek | Gun Ba carry?

About 692 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is State Highway 67 over Gunbarrel Creek | Gun Ba?

The structure is 21 ft (6.5 m) long with a longest span of 21 ft (6.5 m) and a deck 32 ft wide.

Who owns State Highway 67 over Gunbarrel Creek | Gun Ba?

It is owned by the County Highway Agency.