US Bridges

Mn 23 over Ditch

Good

Lyon County, Minnesota · 3.0 MI W of JCT TH 59 · Structure no. 42X01

Built
1999
26 years old
Condition
Good
inspected August 2021
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
5,910
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 23 over Ditch is a concrete culvert carrying Mn 23 over Ditch in Lyon County, Minnesota. It was built in 1999, so it is 26 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 5,910 vehicles a day, roughly 10% of them trucks, projected to reach 5,900 by 2042. The structure is 39 ft (11.9 m) long.

CarriesMn 23
CrossesDitch
Location3.0 MI W of JCT TH 59
RouteState Highway 23
Coordinates44.42835, -95.82883
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length39 ft (11.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,910 (2022)
Projected traffic5,900 by 2042
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 23 over Ditch built?

It was built in 1999, making it 26 years old in 2025.

What condition is Mn 23 over Ditch 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 2021.

How much traffic does Mn 23 over Ditch carry?

About 5,910 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Mn 23 over Ditch?

The structure is 39 ft (11.9 m) long with a longest span of 10 ft (3 m).

Who owns Mn 23 over Ditch?

It is owned by the State Highway Agency.