US Bridges

3950 South Street over Jordan River

Fair

Salt Lake County, Utah · 1100 W. 3950 S. Sl.Co. · Structure no. 035090F

Built
1966
59 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
121 ft
3 main spans
Daily traffic
45,160
2013 count
Owner
County
County Highway Agency

About this bridge

3950 South Street over Jordan River is a prestressed concrete stringer/multi-beam or girder carrying 3950 South Street over Jordan River in Salt Lake County, Utah. It was built in 1966, so it is 59 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 5 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 45,160 vehicles a day, roughly 5% of them trucks, projected to reach 54,869 by 2033. The structure is 121 ft (36.9 m) long and 82 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries3950 South Street
CrossesJordan River
Location1100 W. 3950 S. Sl.Co.
RouteCounty Highway 2172
StateUtah
Coordinates40.6863, -111.92125
Functional classUrban Minor 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating53.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length121 ft (36.9 m)
Longest span39 ft (12 m)
Deck width82 ft (25 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,160 (2013)
Projected traffic54,869 by 2033
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 3950 South Street over Jordan River built?

It was built in 1966, making it 59 years old in 2025.

What condition is 3950 South Street 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 2023.

How much traffic does 3950 South Street over Jordan River carry?

About 45,160 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is 3950 South Street over Jordan River?

The structure is 121 ft (36.9 m) long with a longest span of 39 ft (12 m) and a deck 82 ft wide.

Who owns 3950 South Street over Jordan River?

It is owned by the County Highway Agency.