US Bridges

US-40 (SR-40) over Starvation Reservoir

Fair

Duchesne County, Utah · 5 Miles West of Duchesne · Structure no. 0C 560

Built
1969
56 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,641 ft
8 main spans
Daily traffic
5,490
2014 count
Owner
State
State Highway Agency

About this bridge

US-40 (SR-40) over Starvation Reservoir is a steel continuous stringer/multi-beam or girder carrying US-40 (SR-40) over Starvation Reservoir in Duchesne County, Utah. It was built in 1969, so it is 56 years old, older than the Utah average of 40.1 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 5,490 vehicles a day, roughly 31% of them trucks, projected to reach 6,863 by 2034. The structure is 1,641 ft (500.3 m) long and 44 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

Open in Google Maps
CarriesUS-40 (SR-40)
CrossesStarvation Reservoir
Location5 Miles West of Duchesne
RouteU.S. Route 40
CountyDuchesne County
StateUtah
Coordinates40.17387, -110.49941
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20 + Mod
Structure length1,641 ft (500.3 m)
Longest span217 ft (66.1 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic5,490 (2014)
Projected traffic6,863 by 2034
Trucks31%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US-40 (SR-40) over Starvation Reservoir built?

It was built in 1969, making it 56 years old in 2025.

What condition is US-40 (SR-40) over Starvation Reservoir 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 May 2023.

How much traffic does US-40 (SR-40) over Starvation Reservoir carry?

About 5,490 vehicles per day (2014 count), of which roughly 31% are trucks.

How long is US-40 (SR-40) over Starvation Reservoir?

The structure is 1,641 ft (500.3 m) long with a longest span of 217 ft (66.1 m) and a deck 44 ft wide.

Who owns US-40 (SR-40) over Starvation Reservoir?

It is owned by the State Highway Agency.