US Bridges

Csah 35 over Big Cobb River

Good

Faribault County, Minnesota · 0.2 MI N of JCT Csah 34 · Structure no. 22J42

Built
2015
10 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
36 ft
2 main spans
Daily traffic
150
2015 count
Owner
County
County Highway Agency

About this bridge

Csah 35 over Big Cobb River is a concrete culvert carrying Csah 35 over Big Cobb River in Faribault County, Minnesota. It was built in 2015, so it is 10 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 150 vehicles a day, projected to reach 150 by 2039. The structure is 36 ft (11.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 35
CrossesBig Cobb River
Location0.2 MI N of JCT Csah 34
RouteCounty Highway 35
Coordinates43.80795, -93.66834
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
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 length36 ft (11.1 m)
Longest span17 ft (5.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2015)
Projected traffic150 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 35 over Big Cobb River built?

It was built in 2015, making it 10 years old in 2025.

What condition is Csah 35 over Big Cobb 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 2023.

How much traffic does Csah 35 over Big Cobb River carry?

About 150 vehicles per day (2015 count).

How long is Csah 35 over Big Cobb River?

The structure is 36 ft (11.1 m) long with a longest span of 17 ft (5.2 m).

Who owns Csah 35 over Big Cobb River?

It is owned by the County Highway Agency.