US Bridges

CR 169 over Ottertail River

Good

Wilkin County, Minnesota · 1.5 MI N of JCT Csah 8 · Structure no. 84526

Built
2001
24 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
31
2022 count
Owner
County
County Highway Agency

About this bridge

CR 169 over Ottertail River is a prestressed concrete stringer/multi-beam or girder carrying CR 169 over Ottertail River in Wilkin County, Minnesota. It was built in 2001, so it is 24 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 31 vehicles a day, projected to reach 40 by 2042. The structure is 100 ft (30.5 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 169
CrossesOttertail River
Location1.5 MI N of JCT Csah 8
RouteCounty Highway 169
Coordinates46.20226, -96.36922
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating50.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length100 ft (30.5 m)
Longest span98 ft (30 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31 (2022)
Projected traffic40 by 2042
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 CR 169 over Ottertail River built?

It was built in 2001, making it 24 years old in 2025.

What condition is CR 169 over Ottertail 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 CR 169 over Ottertail River carry?

About 31 vehicles per day (2022 count).

How long is CR 169 over Ottertail River?

The structure is 100 ft (30.5 m) long with a longest span of 98 ft (30 m) and a deck 35 ft wide.

Who owns CR 169 over Ottertail River?

It is owned by the County Highway Agency.