US Bridges

Mn 40 over CO Ditch # 5

Good

Lac qui Parle County, Minnesota · 8.8 MI W of JCT TH 75 · Structure no. 37001

Built
1963
62 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete Continuous
Length
81 ft
3 main spans
Daily traffic
513
2021 count
Owner
State
State Highway Agency

About this bridge

Mn 40 over CO Ditch # 5 is a concrete continuous slab carrying Mn 40 over CO Ditch # 5 in Lac qui Parle County, Minnesota. It was built in 1963, so it is 62 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.

It carries about 513 vehicles a day, roughly 14% of them trucks, projected to reach 750 by 2041. The structure is 81 ft (24.8 m) long and 46 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesMn 40
CrossesCO Ditch # 5
Location8.8 MI W of JCT TH 75
RouteState Highway 40
Coordinates45.00842, -96.3745
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.8 US tons
Inventory rating50.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length81 ft (24.8 m)
Longest span31 ft (9.5 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic513 (2021)
Projected traffic750 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mn 40 over CO Ditch # 5 built?

It was built in 1963, making it 62 years old in 2025.

What condition is Mn 40 over CO Ditch # 5 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 2024.

How much traffic does Mn 40 over CO Ditch # 5 carry?

About 513 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is Mn 40 over CO Ditch # 5?

The structure is 81 ft (24.8 m) long with a longest span of 31 ft (9.5 m) and a deck 46 ft wide.

Who owns Mn 40 over CO Ditch # 5?

It is owned by the State Highway Agency.