US Bridges

SR-158 over Pineview Dam Spillway

Fair

Weber County, Utah · Pineview Dam in Ogden · Structure no. 0D 737

Built
1956
69 years old
Condition
Fair
inspected July 2023
Type
Slab
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
6,510
2014 count
Owner
Federal
Bureau of Reclamation

About this bridge

SR-158 over Pineview Dam Spillway is a concrete continuous slab carrying SR-158 over Pineview Dam Spillway in Weber County, Utah. It was built in 1956, so it is 69 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.

It carries about 6,510 vehicles a day, roughly 27% of them trucks, projected to reach 8,138 by 2034. The structure is 32 ft (9.9 m) long and 30 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesSR-158
CrossesPineview Dam Spillway
LocationPineview Dam in Ogden
RouteState Highway 158
CountyWeber County
StateUtah
Coordinates41.25477, -111.84271
Functional classRural Major Collector

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating43.2 US tons
Inventory rating21.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length32 ft (9.9 m)
Longest span12 ft (3.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,510 (2014)
Projected traffic8,138 by 2034
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Reclamation
Maintained byBureau of Reclamation
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-158 over Pineview Dam Spillway built?

It was built in 1956, making it 69 years old in 2025.

What condition is SR-158 over Pineview Dam Spillway 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 SR-158 over Pineview Dam Spillway carry?

About 6,510 vehicles per day (2014 count), of which roughly 27% are trucks.

How long is SR-158 over Pineview Dam Spillway?

The structure is 32 ft (9.9 m) long with a longest span of 12 ft (3.7 m) and a deck 30 ft wide.

Who owns SR-158 over Pineview Dam Spillway?

It is owned by the Bureau of Reclamation.