US Bridges

365 Ave over I090

Good

Brule County, South Dakota · 2.0 W Sd 45S Interch · Structure no. 000000008290135

Built
1965
60 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
267 ft
4 main spans
Daily traffic
41
2023 count
Owner
State
State Highway Agency

About this bridge

365 Ave over I090 is a prestressed concrete continuous stringer/multi-beam or girder carrying 365 Ave over I090 in Brule County, South Dakota. It was built in 1965, so it is 60 years old, older than the South Dakota average of 48.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 41 vehicles a day, roughly 3% of them trucks, projected to reach 41 by 2043. The structure is 267 ft (81.5 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries365 Ave
CrossesI090
Location2.0 W Sd 45S Interch
RouteCounty Highway 0
Coordinates43.73773, -98.89502
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61 US tons
Inventory rating33.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length267 ft (81.5 m)
Longest span77 ft (23.5 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41 (2023)
Projected traffic41 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 365 Ave over I090 built?

It was built in 1965, making it 60 years old in 2025.

What condition is 365 Ave over I090 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2024.

How much traffic does 365 Ave over I090 carry?

About 41 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is 365 Ave over I090?

The structure is 267 ft (81.5 m) long with a longest span of 77 ft (23.5 m) and a deck 30 ft wide.

Who owns 365 Ave over I090?

It is owned by the State Highway Agency.