US Bridges

Csah 6 over Pine River

Good

St. Louis County, Minnesota · 1.5 MI W of JCT US 2 · Structure no. 69L13

Built
2023
2 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
390
2023 count
Owner
County
County Highway Agency

About this bridge

Csah 6 over Pine River is a concrete culvert carrying Csah 6 over Pine River in St. Louis County, Minnesota. It was built in 2023, so it is 2 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 390 vehicles a day, projected to reach 390 by 2043. The structure is 27 ft (8.3 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCsah 6
CrossesPine River
Location1.5 MI W of JCT US 2
RouteCounty Highway 6
Coordinates46.80794, -92.40542
Functional classRural Minor 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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum 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 spans2
Design loadHL 93
Structure length27 ft (8.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic390 (2023)
Projected traffic390 by 2043
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 6 over Pine River built?

It was built in 2023, making it 2 years old in 2025.

What condition is Csah 6 over Pine 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 6 over Pine River carry?

About 390 vehicles per day (2023 count).

How long is Csah 6 over Pine River?

The structure is 27 ft (8.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Csah 6 over Pine River?

It is owned by the County Highway Agency.