US Bridges

I 94 over Csah 1

Fair

Douglas County, Minnesota · 2.0 MI SE of JCT TH 79 · Structure no. 21824

Built
1965
60 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
128 ft
3 main spans
Daily traffic
6,515
2022 count
Owner
State
State Highway Agency

About this bridge

I 94 over Csah 1 is a steel stringer/multi-beam or girder carrying I 94 over Csah 1 in Douglas County, Minnesota. It was built in 1965, so it is 60 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 6,515 vehicles a day, roughly 26% of them trucks, projected to reach 8,500 by 2042. The structure is 128 ft (38.9 m) long and 43 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesI 94
CrossesCsah 1
Location2.0 MI SE of JCT TH 79
RouteInterstate 94
CountyDouglas County
StateMinnesota
Coordinates45.98556, -95.69693
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating92.3 US tons
Inventory rating55.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length128 ft (38.9 m)
Longest span43 ft (13 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,515 (2022)
Projected traffic8,500 by 2042
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.7 mi (14 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 94 over Csah 1 built?

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

What condition is I 94 over Csah 1 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 October 2024.

How much traffic does I 94 over Csah 1 carry?

About 6,515 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is I 94 over Csah 1?

The structure is 128 ft (38.9 m) long with a longest span of 43 ft (13 m) and a deck 43 ft wide.

Who owns I 94 over Csah 1?

It is owned by the State Highway Agency.