US Bridges

Csah 4 over Vandell Brook

Good

Mille Lacs County, Minnesota · 0.4 MI S of JCT Csah 2 · Structure no. 93366

Built
1978
47 years old
Condition
Good
inspected August 2021
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
810
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 4 over Vandell Brook is a concrete culvert carrying Csah 4 over Vandell Brook in Mille Lacs County, Minnesota. It was built in 1978, so it is 47 years old, older 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 790 by 2038. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCsah 4
CrossesVandell Brook
Location0.4 MI S of JCT Csah 2
RouteCounty Highway 4
CountyMille Lacs County
StateMinnesota
Coordinates45.74269, -93.58694
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic810 (2018)
Projected traffic790 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 4 over Vandell Brook built?

It was built in 1978, making it 47 years old in 2025.

What condition is Csah 4 over Vandell Brook 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 August 2021.

How much traffic does Csah 4 over Vandell Brook carry?

About 810 vehicles per day (2018 count).

How long is Csah 4 over Vandell Brook?

The structure is 25 ft (7.6 m) long with a longest span of 10 ft (3 m).

Who owns Csah 4 over Vandell Brook?

It is owned by the County Highway Agency.