US Bridges

Csah 4 over CO Ditch # 21 Lat #1

Good

Roseau County, Minnesota · 2.1 MI E of JCT TH 89 · Structure no. 68J10

Built
2000
25 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
280
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 4 over CO Ditch # 21 Lat #1 is a concrete culvert carrying Csah 4 over CO Ditch # 21 Lat #1 in Roseau 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 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 280 vehicles a day, projected to reach 280 by 2039. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCsah 4
CrossesCO Ditch # 21 Lat #1
Location2.1 MI E of JCT TH 89
RouteCounty Highway 4
CountyRoseau County
StateMinnesota
Coordinates48.64152, -95.69143
Functional classRural Major 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length30 ft (9.1 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2016)
Projected traffic280 by 2039
Trucks—
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 4 over CO Ditch # 21 Lat #1 built?

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

What condition is Csah 4 over CO Ditch # 21 Lat #1 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 2023.

How much traffic does Csah 4 over CO Ditch # 21 Lat #1 carry?

About 280 vehicles per day (2016 count).

How long is Csah 4 over CO Ditch # 21 Lat #1?

The structure is 30 ft (9.1 m) long with a longest span of 12 ft (3.7 m).

Who owns Csah 4 over CO Ditch # 21 Lat #1?

It is owned by the County Highway Agency.