US Bridges

Csah 8 over Red Eye River

Good

Wadena County, Minnesota · 0.2 MI W of JCT TH 71 · Structure no. 80530

Built
1993
32 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
93 ft
3 main spans
Daily traffic
1,533
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 8 over Red Eye River is a concrete continuous slab carrying Csah 8 over Red Eye River in Wadena County, Minnesota. It was built in 1993, so it is 32 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,533 vehicles a day, projected to reach 1,200 by 2041. The structure is 93 ft (28.3 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 8
CrossesRed Eye River
Location0.2 MI W of JCT TH 71
RouteCounty Highway 8
Coordinates46.62992, -95.09881
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.7 US tons
Inventory rating57.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length93 ft (28.3 m)
Longest span34 ft (10.4 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,533 (2021)
Projected traffic1,200 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Csah 8 over Red Eye River built?

It was built in 1993, making it 32 years old in 2025.

What condition is Csah 8 over Red Eye River 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 October 2024.

How much traffic does Csah 8 over Red Eye River carry?

About 1,533 vehicles per day (2021 count).

How long is Csah 8 over Red Eye River?

The structure is 93 ft (28.3 m) long with a longest span of 34 ft (10.4 m) and a deck 47 ft wide.

Who owns Csah 8 over Red Eye River?

It is owned by the County Highway Agency.