US Bridges

SR-85NB over Midas Creek

Good

Salt Lake County, Utah · 0.5 Mi. So. of 11800 So. · Structure no. 1F 805

Built
2012
13 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
13,000
2016 count
Owner
State
State Highway Agency

About this bridge

SR-85NB over Midas Creek is a prestressed concrete stringer/multi-beam or girder carrying SR-85NB over Midas Creek in Salt Lake County, Utah. It was built in 2012, so it is 13 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 13,000 vehicles a day, roughly 26% of them trucks, projected to reach 16,250 by 2036. The structure is 84 ft (25.5 m) long and 49 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR-85NB
CrossesMidas Creek
Location0.5 Mi. So. of 11800 So.
RouteState Highway 85
CountySalt Lake County
StateUtah
Coordinates40.53167, -112.00925
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length84 ft (25.5 m)
Longest span79 ft (24.1 m)
Deck width49 ft (15 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2016)
Projected traffic16,250 by 2036
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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-85NB over Midas Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is SR-85NB over Midas 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 2024.

How much traffic does SR-85NB over Midas Creek carry?

About 13,000 vehicles per day (2016 count), of which roughly 26% are trucks.

How long is SR-85NB over Midas Creek?

The structure is 84 ft (25.5 m) long with a longest span of 79 ft (24.1 m) and a deck 49 ft wide.

Who owns SR-85NB over Midas Creek?

It is owned by the State Highway Agency.