US Bridges

Csah 30 over Joe River

Good

Kittson County, Minnesota · 1.9 MI N of JCT Csah 6 · Structure no. 35J35

Built
2004
21 years old
Condition
Good
inspected October 2022
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
55
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 30 over Joe River is a concrete culvert carrying Csah 30 over Joe River in Kittson County, Minnesota. It was built in 2004, so it is 21 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 55 vehicles a day, projected to reach 55 by 2039. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 30
CrossesJoe River
Location1.9 MI N of JCT Csah 6
RouteCounty Highway 30
Coordinates48.94814, -97.06242
Functional classRural Minor Collector

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 protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2017)
Projected traffic55 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 30 over Joe River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Csah 30 over Joe 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 October 2022.

How much traffic does Csah 30 over Joe River carry?

About 55 vehicles per day (2017 count).

How long is Csah 30 over Joe River?

The structure is 28 ft (8.5 m) long with a longest span of 11 ft (3.4 m).

Who owns Csah 30 over Joe River?

It is owned by the County Highway Agency.