US Bridges

Csah 23 over Trout Stream

Good

Dakota County, Minnesota · 0.2 MI S of JCT Csah 50 · Structure no. 19J26

Built
2000
25 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
10,795
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 23 over Trout Stream is a concrete culvert carrying Csah 23 over Trout Stream in Dakota 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10,795 vehicles a day, roughly 4% of them trucks, projected to reach 12,400 by 2042. The structure is 40 ft (12.3 m) long.

CarriesCsah 23
CrossesTrout Stream
Location0.2 MI S of JCT Csah 50
RouteCounty Highway 23
Coordinates44.63949, -93.21759
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length40 ft (12.3 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,795 (2022)
Projected traffic12,400 by 2042
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Trout Stream built?

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

What condition is Csah 23 over Trout Stream 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 December 2024.

How much traffic does Csah 23 over Trout Stream carry?

About 10,795 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Csah 23 over Trout Stream?

The structure is 40 ft (12.3 m) long with a longest span of 10 ft (3.1 m).

Who owns Csah 23 over Trout Stream?

It is owned by the County Highway Agency.