US Bridges

Csah 15 over Sand Creek

Good

Scott County, Minnesota · 0.3 MI N of JCT CR 2 · Structure no. 70J65

Built
2020
5 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
520
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 15 over Sand Creek is a concrete culvert carrying Csah 15 over Sand Creek in Scott County, Minnesota. It was built in 2020, so it is 5 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 520 vehicles a day, projected to reach 761 by 2038. The structure is 40 ft (12.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 15
CrossesSand Creek
Location0.3 MI N of JCT CR 2
RouteCounty Highway 15
Coordinates44.57755, -93.55753
Functional classRural Minor 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 inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior 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 spans3
Design loadHL 93
Structure length40 ft (12.1 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 traffic520 (2018)
Projected traffic761 by 2038
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 15 over Sand Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Csah 15 over Sand 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 August 2024.

How much traffic does Csah 15 over Sand Creek carry?

About 520 vehicles per day (2018 count).

How long is Csah 15 over Sand Creek?

The structure is 40 ft (12.1 m) long with a longest span of 12 ft (3.7 m).

Who owns Csah 15 over Sand Creek?

It is owned by the County Highway Agency.