US Bridges

I090 over Trib W Vermillion Rv

Good

McCook County, South Dakota · 1.4 E US 81 Interch · Structure no. 000000044124125

Built
2021
4 years old
Condition
Good
inspected November 2022
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
6,085
2023 count
Owner
State
State Highway Agency

About this bridge

I090 over Trib W Vermillion Rv is a concrete continuous culvert carrying I090 over Trib W Vermillion Rv in McCook County, South Dakota. It was built in 2021, so it is 4 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,085 vehicles a day, roughly 21% of them trucks, projected to reach 8,379 by 2043. The structure is 25 ft (7.6 m) long.

CarriesI090
CrossesTrib W Vermillion Rv
Location1.4 E US 81 Interch
RouteInterstate 90
Coordinates43.66631, -97.35991
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating72.5 US tons
Inventory rating56.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,085 (2023)
Projected traffic8,379 by 2043
Trucks21%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I090 over Trib W Vermillion Rv built?

It was built in 2021, making it 4 years old in 2025.

What condition is I090 over Trib W Vermillion Rv 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 November 2022.

How much traffic does I090 over Trib W Vermillion Rv carry?

About 6,085 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is I090 over Trib W Vermillion Rv?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns I090 over Trib W Vermillion Rv?

It is owned by the State Highway Agency.