US Bridges

Csah 16 over Old Mustinka River

Good

Traverse County, Minnesota · 0.3 MI W of Csah 11 · Structure no. 78J32

Built
2021
4 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
25
2008 count
Owner
County
County Highway Agency

About this bridge

Csah 16 over Old Mustinka River is a concrete culvert carrying Csah 16 over Old Mustinka River in Traverse County, Minnesota. It was built in 2021, so it is 4 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 25 vehicles a day, projected to reach 49 by 2028. The structure is 33 ft (10.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 16
CrossesOld Mustinka River
Location0.3 MI W of Csah 11
RouteCounty Highway 16
Coordinates45.91895, -96.4134
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 protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length33 ft (10.2 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2008)
Projected traffic49 by 2028
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 16 over Old Mustinka River built?

It was built in 2021, making it 4 years old in 2025.

What condition is Csah 16 over Old Mustinka 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 December 2023.

How much traffic does Csah 16 over Old Mustinka River carry?

About 25 vehicles per day (2008 count).

How long is Csah 16 over Old Mustinka River?

The structure is 33 ft (10.2 m) long with a longest span of 16 ft (4.9 m).

Who owns Csah 16 over Old Mustinka River?

It is owned by the County Highway Agency.