US Bridges

110 South Street over Middleton Wash

Fair

Washington County, Utah · 1860 E. 110 S. St.George · Structure no. 053072E

Built
2010
15 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
1,000
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

110 South Street over Middleton Wash is a concrete culvert carrying 110 South Street over Middleton Wash in Washington County, Utah. It was built in 2010, so it is 15 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 1,000 vehicles a day, roughly 2% of them trucks, projected to reach 1,115 by 2030. The structure is 23 ft (6.9 m) long.

Carries110 South Street
CrossesMiddleton Wash
Location1860 E. 110 S. St.George
RouteCity Street 0
StateUtah
Coordinates37.10611, -113.54306
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating96.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length23 ft (6.9 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic1,000 (2010)
Projected traffic1,115 by 2030
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 110 South Street over Middleton Wash built?

It was built in 2010, making it 15 years old in 2025.

What condition is 110 South Street over Middleton Wash 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 February 2024.

How much traffic does 110 South Street over Middleton Wash carry?

About 1,000 vehicles per day (2010 count), of which roughly 2% are trucks.

How long is 110 South Street over Middleton Wash?

The structure is 23 ft (6.9 m) long with a longest span of 11 ft (3.4 m).

Who owns 110 South Street over Middleton Wash?

It is owned by the City or Municipal Highway Agency.