US Bridges

Csah 1 over Otter Creek

Good

McLeod County, Minnesota · 0.5 MI S of JCT TH 7 · Structure no. 43J01

Built
1999
26 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
2,510
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 1 over Otter Creek is a concrete culvert carrying Csah 1 over Otter Creek in McLeod County, Minnesota. It was built in 1999, so it is 26 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 2,510 vehicles a day, projected to reach 2,800 by 2041. The structure is 27 ft (8.1 m) long.

CarriesCsah 1
CrossesOtter Creek
Location0.5 MI S of JCT TH 7
RouteCounty Highway 1
Coordinates44.89857, -94.05309
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length27 ft (8.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,510 (2021)
Projected traffic2,800 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$225 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 1 over Otter Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Csah 1 over Otter 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 October 2024.

How much traffic does Csah 1 over Otter Creek carry?

About 2,510 vehicles per day (2021 count).

How long is Csah 1 over Otter Creek?

The structure is 27 ft (8.1 m) long with a longest span of 10 ft (3 m).

Who owns Csah 1 over Otter Creek?

It is owned by the County Highway Agency.