US Bridges

Csah 19 over Otter Tail River

Fair

Wilkin County, Minnesota · 0.8 MI S of JCT CR160 · Structure no. 7275

Built
1959
66 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
177 ft
3 main spans
Daily traffic
305
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 19 over Otter Tail River is a steel continuous stringer/multi-beam or girder carrying Csah 19 over Otter Tail River in Wilkin County, Minnesota. It was built in 1959, so it is 66 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 5 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 305 vehicles a day, projected to reach 340 by 2038. The structure is 177 ft (54 m) long and 32 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesCsah 19
CrossesOtter Tail River
Location0.8 MI S of JCT CR160
RouteCounty Highway 19
CountyWilkin County
StateMinnesota
Coordinates46.21343, -96.30698
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length177 ft (54 m)
Longest span66 ft (20.1 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic305 (2018)
Projected traffic340 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$601 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 19 over Otter Tail River built?

It was built in 1959, making it 66 years old in 2025.

What condition is Csah 19 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 September 2023.

How much traffic does Csah 19 over Otter Tail River carry?

About 305 vehicles per day (2018 count).

How long is Csah 19 over Otter Tail River?

The structure is 177 ft (54 m) long with a longest span of 66 ft (20.1 m) and a deck 32 ft wide.

Who owns Csah 19 over Otter Tail River?

It is owned by the County Highway Agency.