US Bridges

I 90 over Beaver Creek

Fair

Rock County, Minnesota · 3.2 MI E of S.D. ST Line · Structure no. 91003

Built
1960
65 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
11,300
2018 count
Owner
State
State Highway Agency

About this bridge

I 90 over Beaver Creek is a concrete culvert carrying I 90 over Beaver Creek in Rock County, Minnesota. It was built in 1960, so it is 65 years old, older than the Minnesota average of 38.5 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 11,300 vehicles a day, roughly 24% of them trucks, projected to reach 10,500 by 2038. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesI 90
CrossesBeaver Creek
Location3.2 MI E of S.D. ST Line
RouteInterstate 90
CountyRock County
StateMinnesota
Coordinates43.60859, -96.38912
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
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 rating43.2 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length40 ft (12.2 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,300 (2018)
Projected traffic10,500 by 2038
Trucks24%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I 90 over Beaver Creek built?

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

What condition is I 90 over Beaver Creek 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 August 2023.

How much traffic does I 90 over Beaver Creek carry?

About 11,300 vehicles per day (2018 count), of which roughly 24% are trucks.

How long is I 90 over Beaver Creek?

The structure is 40 ft (12.2 m) long with a longest span of 15 ft (4.6 m).

Who owns I 90 over Beaver Creek?

It is owned by the State Highway Agency.