US Bridges

Mn 23 over Spring Water Creek

Fair

Rock County, Minnesota · 0.8 MI N of JCT TH 90 · Structure no. 97711

Built
1995
30 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
2,000
2014 count
Owner
State
State Highway Agency

About this bridge

Mn 23 over Spring Water Creek is a concrete culvert carrying Mn 23 over Spring Water Creek in Rock County, Minnesota. It was built in 1995, so it is 30 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,000 vehicles a day, roughly 12% of them trucks, projected to reach 2,000 by 2034. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesMn 23
CrossesSpring Water Creek
Location0.8 MI N of JCT TH 90
RouteState Highway 23
CountyRock County
StateMinnesota
Coordinates43.61999, -96.4324
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum 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 length34 ft (10.4 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 traffic2,000 (2014)
Projected traffic2,000 by 2034
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mn 23 over Spring Water Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Mn 23 over Spring Water Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Mn 23 over Spring Water Creek carry?

About 2,000 vehicles per day (2014 count), of which roughly 12% are trucks.

How long is Mn 23 over Spring Water Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m).

Who owns Mn 23 over Spring Water Creek?

It is owned by the State Highway Agency.