US Bridges

Csah 33 over Lac Qui Parle River

FairPosted for load

Lac qui Parle County, Minnesota · 0.2 MI SE of JCT Csah 48 · Structure no. 7132

Built
1955
70 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
204 ft
3 main spans
Daily traffic
330
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 33 over Lac Qui Parle River is a steel continuous stringer/multi-beam or girder carrying Csah 33 over Lac Qui Parle River in Lac qui Parle County, Minnesota. It was built in 1955, so it is 70 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. Its operating status is: posted for load restriction.

It carries about 330 vehicles a day, projected to reach 330 by 2039. The structure is 204 ft (62.2 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCsah 33
CrossesLac Qui Parle River
Location0.2 MI SE of JCT Csah 48
RouteCounty Highway 33
CountyLac qui Parle County
StateMinnesota
Coordinates45.01656, -95.88659
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28.1 US tons
Inventory rating16.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length204 ft (62.2 m)
Longest span80 ft (24.5 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (2016)
Projected traffic330 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$1,000 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 33 over Lac Qui Parle River built?

It was built in 1955, making it 70 years old in 2025.

What condition is Csah 33 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 July 2024.

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

About 330 vehicles per day (2016 count).

How long is Csah 33 over Lac Qui Parle River?

The structure is 204 ft (62.2 m) long with a longest span of 80 ft (24.5 m) and a deck 27 ft wide.

Who owns Csah 33 over Lac Qui Parle River?

It is owned by the County Highway Agency.