US Bridges

Csah 106 over Little Minnesota River

Good

Traverse County, Minnesota · 0.1 MI W of JCT TH 28 · Structure no. 78505

Built
1987
38 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
1 main span
Daily traffic
460
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 106 over Little Minnesota River is a steel stringer/multi-beam or girder carrying Csah 106 over Little Minnesota River in Traverse County, Minnesota. It was built in 1987, so it is 38 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 460 vehicles a day, projected to reach 460 by 2039. The structure is 61 ft (18.6 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 106
CrossesLittle Minnesota River
Location0.1 MI W of JCT TH 28
RouteCounty Highway 106
Coordinates45.59526, -96.83681
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.5 US tons
Inventory rating45.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span55 ft (16.8 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic460 (2016)
Projected traffic460 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 106 over Little Minnesota River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Csah 106 over Little Minnesota 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 2023.

How much traffic does Csah 106 over Little Minnesota River carry?

About 460 vehicles per day (2016 count).

How long is Csah 106 over Little Minnesota River?

The structure is 61 ft (18.6 m) long with a longest span of 55 ft (16.8 m) and a deck 49 ft wide.

Who owns Csah 106 over Little Minnesota River?

It is owned by the County Highway Agency.