US Bridges

Csah 25 over Mound Prairie Crk

Good

Houston County, Minnesota · 0.4 MI N of JCT TH 16 · Structure no. 28523

Built
1998
27 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
150 ft
3 main spans
Daily traffic
286
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 25 over Mound Prairie Crk is a concrete continuous slab carrying Csah 25 over Mound Prairie Crk in Houston County, Minnesota. It was built in 1998, so it is 27 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 286 vehicles a day, projected to reach 205 by 2041. The structure is 150 ft (45.6 m) long and 39 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCsah 25
CrossesMound Prairie Crk
Location0.4 MI N of JCT TH 16
RouteCounty Highway 25
Coordinates43.76966, -91.44766
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95.8 US tons
Inventory rating57.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length150 ft (45.6 m)
Longest span59 ft (18 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic286 (2021)
Projected traffic205 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 25 over Mound Prairie Crk built?

It was built in 1998, making it 27 years old in 2025.

What condition is Csah 25 over Mound Prairie Crk 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 25 over Mound Prairie Crk carry?

About 286 vehicles per day (2021 count).

How long is Csah 25 over Mound Prairie Crk?

The structure is 150 ft (45.6 m) long with a longest span of 59 ft (18 m) and a deck 39 ft wide.

Who owns Csah 25 over Mound Prairie Crk?

It is owned by the County Highway Agency.