US Bridges

Csah 40 over Yellow Bank River

Good

Lac qui Parle County, Minnesota · 0.5 MI W of JCT Csah 15 · Structure no. 37540

Built
2000
25 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete Continuous
Length
115 ft
3 main spans
Daily traffic
185
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 40 over Yellow Bank River is a concrete continuous slab carrying Csah 40 over Yellow Bank River in Lac qui Parle County, Minnesota. It was built in 2000, so it is 25 years old, younger 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.

It carries about 185 vehicles a day, projected to reach 185 by 2039. The structure is 115 ft (34.9 m) long and 38 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 40
CrossesYellow Bank River
Location0.5 MI W of JCT Csah 15
RouteCounty Highway 40
Coordinates45.22615, -96.34847
Functional classRural Major 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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.9 US tons
Inventory rating50.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length115 ft (34.9 m)
Longest span43 ft (13.1 m)
Deck width38 ft (11.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic185 (2016)
Projected traffic185 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 40 over Yellow Bank River built?

It was built in 2000, making it 25 years old in 2025.

What condition is Csah 40 over Yellow Bank River 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 August 2023.

How much traffic does Csah 40 over Yellow Bank River carry?

About 185 vehicles per day (2016 count).

How long is Csah 40 over Yellow Bank River?

The structure is 115 ft (34.9 m) long with a longest span of 43 ft (13.1 m) and a deck 38 ft wide.

Who owns Csah 40 over Yellow Bank River?

It is owned by the County Highway Agency.