US Bridges

US-40 (SR-40) Wbl over Silver Creek & Abd.R

Fair

Summit County, Utah · .4 Mi.Se.Park City Intchg · Structure no. 4F 463

Built
1989
36 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
239 ft
3 main spans
Daily traffic
22,560
2014 count
Owner
State
State Highway Agency

About this bridge

US-40 (SR-40) Wbl over Silver Creek & Abd.R is a prestressed concrete continuous stringer/multi-beam or girder carrying US-40 (SR-40) Wbl over Silver Creek & Abd.R in Summit County, Utah. It was built in 1989, so it is 36 years old, younger 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 22,560 vehicles a day, roughly 22% of them trucks, projected to reach 28,200 by 2034. The structure is 239 ft (72.7 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS-40 (SR-40) Wbl
CrossesSilver Creek & Abd.R
Location.4 Mi.Se.Park City Intchg
RouteU.S. Route 40
CountySummit County
StateUtah
Coordinates40.67718, -111.4609
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length239 ft (72.7 m)
Longest span118 ft (36 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,560 (2014)
Projected traffic28,200 by 2034
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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) Wbl over Silver Creek & Abd.R built?

It was built in 1989, making it 36 years old in 2025.

What condition is US-40 (SR-40) Wbl over Silver Creek & Abd.R 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 August 2024.

How much traffic does US-40 (SR-40) Wbl over Silver Creek & Abd.R carry?

About 22,560 vehicles per day (2014 count), of which roughly 22% are trucks.

How long is US-40 (SR-40) Wbl over Silver Creek & Abd.R?

The structure is 239 ft (72.7 m) long with a longest span of 118 ft (36 m) and a deck 44 ft wide.

Who owns US-40 (SR-40) Wbl over Silver Creek & Abd.R?

It is owned by the State Highway Agency.