US Bridges

Csah 7 over Cloquet River

Good

St. Louis County, Minnesota · 1.6 MI W of JCT TH33 · Structure no. 69A04

Built
2012
13 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
215 ft
4 main spans
Daily traffic
810
2020 count
Owner
County
County Highway Agency

About this bridge

Csah 7 over Cloquet River is a concrete continuous slab carrying Csah 7 over Cloquet River in St. Louis County, Minnesota. It was built in 2012, so it is 13 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 810 vehicles a day, projected to reach 860 by 2040. The structure is 215 ft (65.4 m) long and 39 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCsah 7
CrossesCloquet River
Location1.6 MI W of JCT TH33
RouteCounty Highway 7
Coordinates46.89996, -92.50518
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 within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating78.5 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length215 ft (65.4 m)
Longest span59 ft (18 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic810 (2020)
Projected traffic860 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 7 over Cloquet River built?

It was built in 2012, making it 13 years old in 2025.

What condition is Csah 7 over Cloquet 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 7 over Cloquet River carry?

About 810 vehicles per day (2020 count).

How long is Csah 7 over Cloquet River?

The structure is 215 ft (65.4 m) long with a longest span of 59 ft (18 m) and a deck 39 ft wide.

Who owns Csah 7 over Cloquet River?

It is owned by the County Highway Agency.