US Bridges

Csah 33 over Lac Qui Parle R Floodway

GoodPosted for load

Yellow Medicine County, Minnesota · 2.4 MI E of JCT TH 75 · Structure no. 87533

Built
1978
47 years old
Condition
Good
inspected September 2023
Type
Slab
Wood or Timber
Length
78 ft
3 main spans
Daily traffic
39
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 33 over Lac Qui Parle R Floodway is a wood or timber slab carrying Csah 33 over Lac Qui Parle R Floodway in Yellow Medicine County, Minnesota. It was built in 1978, so it is 47 years old, older 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. Its operating status is: posted for load restriction.

It carries about 39 vehicles a day, projected to reach 35 by 2041. The structure is 78 ft (23.8 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 33
CrossesLac Qui Parle R Floodway
Location2.4 MI E of JCT TH 75
RouteCounty Highway 33
Coordinates44.76131, -96.14426
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.1 US tons
Inventory rating27.4 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span26 ft (7.9 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2021)
Projected traffic35 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 33 over Lac Qui Parle R Floodway built?

It was built in 1978, making it 47 years old in 2025.

What condition is Csah 33 over Lac Qui Parle R Floodway 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 September 2023.

How much traffic does Csah 33 over Lac Qui Parle R Floodway carry?

About 39 vehicles per day (2021 count).

How long is Csah 33 over Lac Qui Parle R Floodway?

The structure is 78 ft (23.8 m) long with a longest span of 26 ft (7.9 m) and a deck 34 ft wide.

Who owns Csah 33 over Lac Qui Parle R Floodway?

It is owned by the County Highway Agency.