US Bridges

Csah 14 over Otter Tail River

Fair

Wilkin County, Minnesota · 1.5 MI W of JCT CR161 · Structure no. 84505

Built
1967
58 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
199 ft
3 main spans
Daily traffic
390
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 14 over Otter Tail River is a steel continuous stringer/multi-beam or girder carrying Csah 14 over Otter Tail River in Wilkin County, Minnesota. It was built in 1967, so it is 58 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 390 vehicles a day, projected to reach 420 by 2042. The structure is 199 ft (60.7 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 14
CrossesOtter Tail River
Location1.5 MI W of JCT CR161
RouteCounty Highway 14
Coordinates46.25056, -96.50349
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; extensive scour has occurred
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54 US tons
Inventory rating32.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length199 ft (60.7 m)
Longest span75 ft (22.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic390 (2022)
Projected traffic420 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 14 over Otter Tail River built?

It was built in 1967, making it 58 years old in 2025.

What condition is Csah 14 over Otter Tail River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Csah 14 over Otter Tail River carry?

About 390 vehicles per day (2022 count).

How long is Csah 14 over Otter Tail River?

The structure is 199 ft (60.7 m) long with a longest span of 75 ft (22.8 m) and a deck 32 ft wide.

Who owns Csah 14 over Otter Tail River?

It is owned by the County Highway Agency.