US Bridges

Millrace Rd.Oakley over Weber River

FairPosted for load

Summit County, Utah · Southwest Side of Oakley · Structure no. 043044C

Built
1945
80 years old, rebuilt 1986
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
101
2010 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Millrace Rd.Oakley over Weber River is a steel stringer/multi-beam or girder carrying Millrace Rd.Oakley over Weber River in Summit County, Utah. It was built in 1945 and reconstructed in 1986, so it is 80 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. Its operating status is: posted for load restriction.

It carries about 101 vehicles a day, projected to reach 122 by 2030. The structure is 52 ft (16 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesMillrace Rd.Oakley
CrossesWeber River
LocationSouthwest Side of Oakley
RouteCity Street 0
CountySummit County
StateUtah
Coordinates40.70922, -111.30031
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadH 15
Structure length52 ft (16 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic101 (2010)
Projected traffic122 by 2030
Trucks0%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Millrace Rd.Oakley over Weber River built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1986.

What condition is Millrace Rd.Oakley over Weber River 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 June 2024.

How much traffic does Millrace Rd.Oakley over Weber River carry?

About 101 vehicles per day (2010 count).

How long is Millrace Rd.Oakley over Weber River?

The structure is 52 ft (16 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns Millrace Rd.Oakley over Weber River?

It is owned by the Town or Township Highway Agency.