US Bridges

400 East Street over Pack Creek

Fair

Grand County, Utah · 800 South 400 East · Structure no. 019038F

Built
1972
53 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
568
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

400 East Street over Pack Creek is a prestressed concrete stringer/multi-beam or girder carrying 400 East Street over Pack Creek in Grand County, Utah. It was built in 1972, so it is 53 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 568 vehicles a day, roughly 2% of them trucks, projected to reach 682 by 2041. The structure is 100 ft (30.5 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries400 East Street
CrossesPack Creek
Location800 South 400 East
RouteCity Street 1690
StateUtah
Coordinates38.56109, -109.54286
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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 inspectionJanuary 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length100 ft (30.5 m)
Longest span96 ft (29.3 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic568 (2021)
Projected traffic682 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 400 East Street over Pack Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is 400 East Street over Pack Creek 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 January 2024.

How much traffic does 400 East Street over Pack Creek carry?

About 568 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is 400 East Street over Pack Creek?

The structure is 100 ft (30.5 m) long with a longest span of 96 ft (29.3 m) and a deck 34 ft wide.

Who owns 400 East Street over Pack Creek?

It is owned by the City or Municipal Highway Agency.