US Bridges

300 South Street over City Creek Flood Channel

Fair

Sanpete County, Utah · 90 W. 300 So. Manti · Structure no. 039002D

Built
2000
25 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
126
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

300 South Street over City Creek Flood Channel is a concrete slab carrying 300 South Street over City Creek Flood Channel in Sanpete County, Utah. It was built in 2000, so it is 25 years old, younger 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 126 vehicles a day, roughly 1% of them trucks, projected to reach 153 by 2030. The structure is 25 ft (7.7 m) long and 165 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries300 South Street
CrossesCity Creek Flood Channel
Location90 W. 300 So. Manti
RouteCity Street 0
StateUtah
Coordinates39.26106, -111.63842
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length25 ft (7.7 m)
Longest span24 ft (7.3 m)
Deck width165 ft (50.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic126 (2010)
Projected traffic153 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 300 South Street over City Creek Flood Channel built?

It was built in 2000, making it 25 years old in 2025.

What condition is 300 South Street over City Creek Flood Channel 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 March 2024.

How much traffic does 300 South Street over City Creek Flood Channel carry?

About 126 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is 300 South Street over City Creek Flood Channel?

The structure is 25 ft (7.7 m) long with a longest span of 24 ft (7.3 m) and a deck 165 ft wide.

Who owns 300 South Street over City Creek Flood Channel?

It is owned by the City or Municipal Highway Agency.