US Bridges

Vega Dam Road over Vega Dam Spillway

GoodPosted for load

Mesa County, Colorado · Vega Dam · Structure no. 0403-1

Built
1998
27 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
72 ft
1 main span
Daily traffic
830
2021 count
Owner
Federal
Bureau of Reclamation

About this bridge

Vega Dam Road over Vega Dam Spillway is a concrete box beam or girders - multiple carrying Vega Dam Road over Vega Dam Spillway in Mesa County, Colorado. It was built in 1998, so it is 27 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. Its operating status is: posted for load restriction.

It carries about 830 vehicles a day, projected to reach 880 by 2041. The structure is 72 ft (21.8 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesVega Dam Road
CrossesVega Dam Spillway
LocationVega Dam
RouteFederal Lands Road 0
Coordinates39.22556, -107.81083
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.4 US tons

Structure

MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length72 ft (21.8 m)
Longest span45 ft (13.7 m)
Deck width36 ft (11.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic830 (2021)
Projected traffic880 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Reclamation
Maintained byState Park, Forest, or Reservation 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 Vega Dam Road over Vega Dam Spillway built?

It was built in 1998, making it 27 years old in 2025.

What condition is Vega Dam Road over Vega Dam Spillway 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 June 2024.

How much traffic does Vega Dam Road over Vega Dam Spillway carry?

About 830 vehicles per day (2021 count).

How long is Vega Dam Road over Vega Dam Spillway?

The structure is 72 ft (21.8 m) long with a longest span of 45 ft (13.7 m) and a deck 36 ft wide.

Who owns Vega Dam Road over Vega Dam Spillway?

It is owned by the Bureau of Reclamation and maintained by the State Park, Forest, or Reservation Agency.