US Bridges

County Road G over Roubideau Creek

Good

Delta County, Colorado · 5 MI W of SH 50 · Structure no. DELGR-10.7-10A

Built
1988
37 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
280
2022 count
Owner
County
County Highway Agency

About this bridge

County Road G over Roubideau Creek is a prestressed concrete stringer/multi-beam or girder carrying County Road G over Roubideau Creek in Delta County, Colorado. It was built in 1988, so it is 37 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 280 vehicles a day, roughly 2% of them trucks, projected to reach 316 by 2042. The structure is 80 ft (24.5 m) long and 33 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesCounty Road G
CrossesRoubideau Creek
Location5 MI W of SH 50
RouteCounty Highway 0
Coordinates38.73483, -108.16144
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 inspectionSeptember 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating74 US tons
Inventory rating38.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length80 ft (24.5 m)
Longest span76 ft (23.3 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2022)
Projected traffic316 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 G over Roubideau Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is County Road G over Roubideau 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 September 2023.

How much traffic does County Road G over Roubideau Creek carry?

About 280 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is County Road G over Roubideau Creek?

The structure is 80 ft (24.5 m) long with a longest span of 76 ft (23.3 m) and a deck 33 ft wide.

Who owns County Road G over Roubideau Creek?

It is owned by the County Highway Agency.