US Bridges

900 East Street over Big Cottonwood Creek

Good

Salt Lake County, Utah · 4735 S. 900 E. Sl.Co. · Structure no. 035020D

Built
1998
27 years old
Condition
Good
inspected December 2023
Type
Frame
Concrete
Length
22 ft
1 main span
Daily traffic
15,890
2013 count
Owner
County
County Highway Agency

About this bridge

900 East Street over Big Cottonwood Creek is a concrete frame carrying 900 East Street over Big Cottonwood Creek in Salt Lake County, Utah. It was built in 1998, so it is 27 years old, younger than the Utah average of 40.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,890 vehicles a day, roughly 4% of them trucks, projected to reach 19,860 by 2033. The structure is 22 ft (6.6 m) long and 93 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries900 East Street
CrossesBig Cottonwood Creek
Location4735 S. 900 E. Sl.Co.
RouteCounty Highway 2180
StateUtah
Coordinates40.66725, -111.86501
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating50 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length22 ft (6.6 m)
Longest span20 ft (6.1 m)
Deck width93 ft (28.3 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,890 (2013)
Projected traffic19,860 by 2033
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 900 East Street over Big Cottonwood Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is 900 East Street over Big Cottonwood Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does 900 East Street over Big Cottonwood Creek carry?

About 15,890 vehicles per day (2013 count), of which roughly 4% are trucks.

How long is 900 East Street over Big Cottonwood Creek?

The structure is 22 ft (6.6 m) long with a longest span of 20 ft (6.1 m) and a deck 93 ft wide.

Who owns 900 East Street over Big Cottonwood Creek?

It is owned by the County Highway Agency.