US Bridges

Csah 9 over Vermillion River

Good

Dakota County, Minnesota · 1.2 MI N of JCT Csah 80 · Structure no. 19J61

Built
2014
11 years old
Condition
Good
inspected December 2022
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
3,377
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 9 over Vermillion River is a concrete culvert carrying Csah 9 over Vermillion River in Dakota County, Minnesota. It was built in 2014, so it is 11 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 3,377 vehicles a day, roughly 5% of them trucks, projected to reach 3,700 by 2042. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 9
CrossesVermillion River
Location1.2 MI N of JCT Csah 80
RouteCounty Highway 9
Coordinates44.60341, -93.26372
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
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2022
Inspection intervalevery 48 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,377 (2022)
Projected traffic3,700 by 2042
Trucks5%
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 9 over Vermillion River built?

It was built in 2014, making it 11 years old in 2025.

What condition is Csah 9 over Vermillion 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 December 2022.

How much traffic does Csah 9 over Vermillion River carry?

About 3,377 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Csah 9 over Vermillion River?

The structure is 26 ft (7.9 m) long with a longest span of 11 ft (3.5 m).

Who owns Csah 9 over Vermillion River?

It is owned by the County Highway Agency.