US Bridges

I 94 over Csah 88

Fair

Otter Tail County, Minnesota · 3.6 MI NW of JCT TH 210 · Structure no. 9691

Built
1964
61 years old, rebuilt 2016
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
154 ft
3 main spans
Daily traffic
9,100
2017 count
Owner
State
State Highway Agency

About this bridge

I 94 over Csah 88 is a steel continuous stringer/multi-beam or girder carrying I 94 over Csah 88 in Otter Tail County, Minnesota. It was built in 1964 and reconstructed in 2016, so it is 61 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 9,100 vehicles a day, roughly 16% of them trucks, projected to reach 9,100 by 2039. The structure is 154 ft (46.8 m) long and 43 ft wide.

CarriesI 94
CrossesCsah 88
Location3.6 MI NW of JCT TH 210
RouteInterstate 94
Coordinates46.34028, -96.1326
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.
Superstructure8 Very GoodNo problems noted.
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 rating58.9 US tons
Inventory rating35.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length154 ft (46.8 m)
Longest span65 ft (19.9 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,100 (2017)
Projected traffic9,100 by 2039
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 94 over Csah 88 built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2016.

What condition is I 94 over Csah 88 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 88 carry?

About 9,100 vehicles per day (2017 count), of which roughly 16% are trucks.

How long is I 94 over Csah 88?

The structure is 154 ft (46.8 m) long with a longest span of 65 ft (19.9 m) and a deck 43 ft wide.

Who owns I 94 over Csah 88?

It is owned by the State Highway Agency.