US Bridges

Csah 36 over Lac Qui Parle River

Fair

Yellow Medicine County, Minnesota · 0.3 MI W of JCT TH 75 · Structure no. 91275

Built
1975
50 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
46 ft
3 main spans
Daily traffic
501
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 36 over Lac Qui Parle River is a concrete culvert carrying Csah 36 over Lac Qui Parle River in Yellow Medicine County, Minnesota. It was built in 1975, so it is 50 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 501 vehicles a day, projected to reach 335 by 2041. The structure is 46 ft (14.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 36
CrossesLac Qui Parle River
Location0.3 MI W of JCT TH 75
RouteCounty Highway 36
Coordinates44.65987, -96.28319
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length46 ft (14.1 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic501 (2021)
Projected traffic335 by 2041
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 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 36 over Lac Qui Parle River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Csah 36 over Lac Qui Parle 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 36 over Lac Qui Parle River carry?

About 501 vehicles per day (2021 count).

How long is Csah 36 over Lac Qui Parle River?

The structure is 46 ft (14.1 m) long with a longest span of 14 ft (4.3 m).

Who owns Csah 36 over Lac Qui Parle River?

It is owned by the County Highway Agency.