US Bridges

Csah 23 over Lac Qui Parle River

Fair

Lac qui Parle County, Minnesota · 2.5 MI N of JCT Csah 2 · Structure no. 37515

Built
1971
54 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
126 ft
3 main spans
Daily traffic
1,100
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 23 over Lac Qui Parle River is a wood or timber stringer/multi-beam or girder carrying Csah 23 over Lac Qui Parle River in Lac qui Parle County, Minnesota. It was built in 1971, so it is 54 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 1,100 vehicles a day, projected to reach 1,100 by 2039. The structure is 126 ft (38.4 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCsah 23
CrossesLac Qui Parle River
Location2.5 MI N of JCT Csah 2
RouteCounty Highway 23
Coordinates44.8848, -96.05237
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating41.4 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 20
Structure length126 ft (38.4 m)
Longest span42 ft (12.8 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2016)
Projected traffic1,100 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 23 over Lac Qui Parle River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Csah 23 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 2024.

How much traffic does Csah 23 over Lac Qui Parle River carry?

About 1,100 vehicles per day (2016 count).

How long is Csah 23 over Lac Qui Parle River?

The structure is 126 ft (38.4 m) long with a longest span of 42 ft (12.8 m) and a deck 46 ft wide.

Who owns Csah 23 over Lac Qui Parle River?

It is owned by the County Highway Agency.