US Bridges

Csah 3 over Elk Creek

Good

Rock County, Minnesota · 1.9 MI N of JCT Csah 4 · Structure no. 67K01

Built
2010
15 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
53 ft
3 main spans
Daily traffic
305
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 3 over Elk Creek is a concrete culvert carrying Csah 3 over Elk Creek in Rock County, Minnesota. It was built in 2010, so it is 15 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 305 vehicles a day, projected to reach 255 by 2042. The structure is 53 ft (16.1 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesCsah 3
CrossesElk Creek
Location1.9 MI N of JCT Csah 4
RouteCounty Highway 3
Coordinates43.67192, -96.0732
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.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 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 length53 ft (16.1 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic305 (2022)
Projected traffic255 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 3 over Elk Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Csah 3 over Elk Creek 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 September 2024.

How much traffic does Csah 3 over Elk Creek carry?

About 305 vehicles per day (2022 count).

How long is Csah 3 over Elk Creek?

The structure is 53 ft (16.1 m) long with a longest span of 16 ft (4.9 m).

Who owns Csah 3 over Elk Creek?

It is owned by the County Highway Agency.