US Bridges

SR-71 (900E.ST) over I-215 EB and WB

Fair

Salt Lake County, Utah · 6550 SO.900 East Murray · Structure no. 0C 726

Built
1984
41 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
392 ft
2 main spans
Daily traffic
25,770
2014 count
Owner
State
State Highway Agency

About this bridge

SR-71 (900E.ST) over I-215 EB and WB is a steel continuous stringer/multi-beam or girder carrying SR-71 (900E.ST) over I-215 EB and WB in Salt Lake County, Utah. It was built in 1984, so it is 41 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 25,770 vehicles a day, roughly 13% of them trucks, projected to reach 32,213 by 2034. The structure is 392 ft (119.5 m) long and 104 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSR-71 (900E.ST)
CrossesI-215 EB and WB
Location6550 SO.900 East Murray
RouteState Highway 71
CountySalt Lake County
StateUtah
Coordinates40.62945, -111.86583
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length392 ft (119.5 m)
Longest span224 ft (68.3 m)
Deck width104 ft (31.6 m)
Roadway width81 ft (24.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,770 (2014)
Projected traffic32,213 by 2034
Trucks13%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 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-71 (900E.ST) over I-215 EB and WB built?

It was built in 1984, making it 41 years old in 2025.

What condition is SR-71 (900E.ST) over I-215 EB and WB 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 September 2024.

How much traffic does SR-71 (900E.ST) over I-215 EB and WB carry?

About 25,770 vehicles per day (2014 count), of which roughly 13% are trucks.

How long is SR-71 (900E.ST) over I-215 EB and WB?

The structure is 392 ft (119.5 m) long with a longest span of 224 ft (68.3 m) and a deck 104 ft wide.

Who owns SR-71 (900E.ST) over I-215 EB and WB?

It is owned by the State Highway Agency.