US Bridges

SR-85 (mvc) SB over 1730 S

Good

Salt Lake County, Utah · SR-85 (mvc) over 1730 S · Structure no. 3F 917

Built
2021
4 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
69 ft
1 main span
Daily traffic
1,200
2023 count
Owner
State
State Highway Agency

About this bridge

SR-85 (mvc) SB over 1730 S is a concrete stringer/multi-beam or girder carrying SR-85 (mvc) SB over 1730 S in Salt Lake County, Utah. It was built in 2021, so it is 4 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 1,200 vehicles a day, roughly 16% of them trucks, projected to reach 1,500 by 2043. The structure is 69 ft (20.9 m) long and 57 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR-85 (mvc) SB
Crosses1730 S
LocationSR-85 (mvc) over 1730 S
RouteState Highway 85
CountySalt Lake County
StateUtah
Coordinates40.73211, -112.03002
Functional classUrban Other Principal Arterial

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.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.7 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length69 ft (20.9 m)
Longest span69 ft (20.9 m)
Deck width57 ft (17.3 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,500 by 2043
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 SR-85 (mvc) SB over 1730 S built?

It was built in 2021, making it 4 years old in 2025.

What condition is SR-85 (mvc) SB over 1730 S 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 November 2024.

How much traffic does SR-85 (mvc) SB over 1730 S carry?

About 1,200 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is SR-85 (mvc) SB over 1730 S?

The structure is 69 ft (20.9 m) long with a longest span of 69 ft (20.9 m) and a deck 57 ft wide.

Who owns SR-85 (mvc) SB over 1730 S?

It is owned by the State Highway Agency.