US Bridges

I-215 (SR-215) over Hldy.Blvd.& Big Ctnw

Fair

Salt Lake County, Utah · .2 MI SW Knudson Cnr Int · Structure no. 0C 759

Built
1989
36 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
189 ft
1 main span
Daily traffic
69,550
2014 count
Owner
State
State Highway Agency

About this bridge

I-215 (SR-215) over Hldy.Blvd.& Big Ctnw is a steel stringer/multi-beam or girder carrying I-215 (SR-215) over Hldy.Blvd.& Big Ctnw in Salt Lake 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 69,550 vehicles a day, roughly 21% of them trucks, projected to reach 86,938 by 2034. The structure is 189 ft (57.6 m) long and 124 ft wide.

Location

Open in Google Maps
CarriesI-215 (SR-215)
CrossesHldy.Blvd.& Big Ctnw
Location.2 MI SW Knudson Cnr Int
RouteInterstate 215
CountySalt Lake County
StateUtah
Coordinates40.63522, -111.81066
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.6 US tons
Inventory rating75 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length189 ft (57.6 m)
Longest span186 ft (56.7 m)
Deck width124 ft (37.9 m)
Roadway width118 ft (35.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,550 (2014)
Projected traffic86,938 by 2034
Trucks21%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
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-215 (SR-215) over Hldy.Blvd.& Big Ctnw built?

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

What condition is I-215 (SR-215) over Hldy.Blvd.& Big Ctnw 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 September 2024.

How much traffic does I-215 (SR-215) over Hldy.Blvd.& Big Ctnw carry?

About 69,550 vehicles per day (2014 count), of which roughly 21% are trucks.

How long is I-215 (SR-215) over Hldy.Blvd.& Big Ctnw?

The structure is 189 ft (57.6 m) long with a longest span of 186 ft (56.7 m) and a deck 124 ft wide.

Who owns I-215 (SR-215) over Hldy.Blvd.& Big Ctnw?

It is owned by the State Highway Agency.