US Bridges

SR-171 3300 So.St over Jordan River

Fair

Salt Lake County, Utah · 1000 W 3300 So. Slc · Structure no. 0D 809

Built
1975
50 years old
Condition
Fair
inspected December 2022
Type
Slab
Concrete
Length
154 ft
3 main spans
Daily traffic
29,045
2014 count
Owner
State
State Highway Agency

About this bridge

SR-171 3300 So.St over Jordan River is a concrete slab carrying SR-171 3300 So.St over Jordan River in Salt Lake County, Utah. It was built in 1975, so it is 50 years old, older 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 29,045 vehicles a day, roughly 25% of them trucks, projected to reach 36,307 by 2034. The structure is 154 ft (46.8 m) long and 101 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR-171 3300 So.St
CrossesJordan River
Location1000 W 3300 So. Slc
RouteState Highway 171
CountySalt Lake County
StateUtah
Coordinates40.6993, -111.92487
Functional classUrban Other Principal Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating64.3 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length154 ft (46.8 m)
Longest span60 ft (18.3 m)
Deck width101 ft (30.7 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic29,045 (2014)
Projected traffic36,307 by 2034
Trucks25%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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-171 3300 So.St over Jordan River built?

It was built in 1975, making it 50 years old in 2025.

What condition is SR-171 3300 So.St over Jordan River 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 December 2022.

How much traffic does SR-171 3300 So.St over Jordan River carry?

About 29,045 vehicles per day (2014 count), of which roughly 25% are trucks.

How long is SR-171 3300 So.St over Jordan River?

The structure is 154 ft (46.8 m) long with a longest span of 60 ft (18.3 m) and a deck 101 ft wide.

Who owns SR-171 3300 So.St over Jordan River?

It is owned by the State Highway Agency.