US Bridges

Csah 8 over Little Net River

Good

Carlton County, Minnesota · 1.8 MI NE of JCT CR 145 · Structure no. 09J32

Built
2016
9 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
38 ft
1 main span
Daily traffic
184
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 8 over Little Net River is a concrete culvert carrying Csah 8 over Little Net River in Carlton County, Minnesota. It was built in 2016, so it is 9 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 184 vehicles a day, projected to reach 105 by 2042. The structure is 38 ft (11.5 m) long. If it were closed, the detour would be 21.7 mi (35 km).

CarriesCsah 8
CrossesLittle Net River
Location1.8 MI NE of JCT CR 145
RouteCounty Highway 8
Coordinates46.4827, -92.36077
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length38 ft (11.5 m)
Longest span38 ft (11.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic184 (2022)
Projected traffic105 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 Little Net River built?

It was built in 2016, making it 9 years old in 2025.

What condition is Csah 8 over Little Net 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 July 2023.

How much traffic does Csah 8 over Little Net River carry?

About 184 vehicles per day (2022 count).

How long is Csah 8 over Little Net River?

The structure is 38 ft (11.5 m) long with a longest span of 38 ft (11.5 m).

Who owns Csah 8 over Little Net River?

It is owned by the County Highway Agency.