US Bridges

I090 E over 169 Ave Draw

Fair

Pennington County, South Dakota · 8.0 E New Undrwd Interch · Structure no. 000000052690286

Built
1960
65 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
164 ft
4 main spans
Daily traffic
4,917
2024 count
Owner
State
State Highway Agency

About this bridge

I090 E over 169 Ave Draw is a concrete continuous slab carrying I090 E over 169 Ave Draw in Pennington County, South Dakota. It was built in 1960, so it is 65 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 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 4,917 vehicles a day, roughly 25% of them trucks, projected to reach 6,899 by 2044. The structure is 164 ft (50 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI090 E
Crosses169 Ave Draw
Location8.0 E New Undrwd Interch
RouteInterstate 90
CountyPennington County
StateSouth Dakota
Coordinates44.10337, -102.66826
Functional classRural Principal Arterial - Interstate

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 protection9 ExcellentNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating41.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length164 ft (50 m)
Longest span43 ft (13 m)
Deck width34 ft (10.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,917 (2024)
Projected traffic6,899 by 2044
Trucks25%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$635,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I090 E over 169 Ave Draw built?

It was built in 1960, making it 65 years old in 2025.

What condition is I090 E over 169 Ave Draw 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 November 2023.

How much traffic does I090 E over 169 Ave Draw carry?

About 4,917 vehicles per day (2024 count), of which roughly 25% are trucks.

How long is I090 E over 169 Ave Draw?

The structure is 164 ft (50 m) long with a longest span of 43 ft (13 m) and a deck 34 ft wide.

Who owns I090 E over 169 Ave Draw?

It is owned by the State Highway Agency.