US Bridges

I-84 (SR-84) Wbl over U.P.And L.Co.Penstock

Fair

Weber County, Utah · Power Plant Weber Canyon · Structure no. 0D 763

Built
1964
61 years old
Condition
Fair
inspected July 2023
Type
Frame
Concrete
Length
64 ft
1 main span
Daily traffic
—
2023 count
Owner
State
State Highway Agency

About this bridge

I-84 (SR-84) Wbl over U.P.And L.Co.Penstock is a concrete frame carrying I-84 (SR-84) Wbl over U.P.And L.Co.Penstock in Weber County, Utah. It was built in 1964, so it is 61 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

No traffic count is recorded. The structure is 64 ft (19.5 m) long and 63 ft wide. If it were closed, the detour would be 54.1 mi (87 km).

Location

Open in Google Maps
CarriesI-84 (SR-84) Wbl
CrossesU.P.And L.Co.Penstock
LocationPower Plant Weber Canyon
RouteInterstate 84
CountyWeber County
StateUtah
Coordinates41.13776, -111.8817
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating93.3 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length64 ft (19.5 m)
Longest span64 ft (19.5 m)
Deck width63 ft (19.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic—
Projected traffic—
Trucks42%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed54.1 mi (87 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-84 (SR-84) Wbl over U.P.And L.Co.Penstock built?

It was built in 1964, making it 61 years old in 2025.

What condition is I-84 (SR-84) Wbl over U.P.And L.Co.Penstock 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 July 2023.

How much traffic does I-84 (SR-84) Wbl over U.P.And L.Co.Penstock carry?

No traffic count is recorded for this structure.

How long is I-84 (SR-84) Wbl over U.P.And L.Co.Penstock?

The structure is 64 ft (19.5 m) long with a longest span of 64 ft (19.5 m) and a deck 63 ft wide.

Who owns I-84 (SR-84) Wbl over U.P.And L.Co.Penstock?

It is owned by the State Highway Agency.