US Bridges

Csah 13 over Three Mile Creek

Good

Lyon County, Minnesota · 0.8 MI N of JCT Csah 4 · Structure no. 42J11

Built
2003
22 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
230
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 13 over Three Mile Creek is a concrete culvert carrying Csah 13 over Three Mile Creek in Lyon County, Minnesota. It was built in 2003, so it is 22 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 230 vehicles a day, projected to reach 275 by 2042. The structure is 27 ft (8.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 13
CrossesThree Mile Creek
Location0.8 MI N of JCT Csah 4
RouteCounty Highway 13
Coordinates44.40555, -96.019
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.
Culvert9 ExcellentNo problems noted.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy9: Superior 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 spans1
Design loadHS 25 or greater
Structure length27 ft (8.3 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 traffic230 (2022)
Projected traffic275 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 13 over Three Mile Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Csah 13 over Three Mile 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 2021.

How much traffic does Csah 13 over Three Mile Creek carry?

About 230 vehicles per day (2022 count).

How long is Csah 13 over Three Mile Creek?

The structure is 27 ft (8.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Csah 13 over Three Mile Creek?

It is owned by the County Highway Agency.