US Bridges

Csah 25 over Hay Creek

Fair

Pine County, Minnesota · 4.1 MI W of JCT Csah 31 · Structure no. 58509

Built
1981
44 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
113 ft
3 main spans
Daily traffic
64
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 25 over Hay Creek is a prestressed concrete tee beam carrying Csah 25 over Hay Creek in Pine County, Minnesota. It was built in 1981, so it is 44 years old, older 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 5 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 64 vehicles a day, projected to reach 125 by 2041. The structure is 113 ft (34.5 m) long and 32 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

Open in Google Maps
CarriesCsah 25
CrossesHay Creek
Location4.1 MI W of JCT Csah 31
RouteCounty Highway 25
CountyPine County
StateMinnesota
Coordinates46.08817, -92.40939
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length113 ft (34.5 m)
Longest span37 ft (11.4 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64 (2021)
Projected traffic125 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 Hay Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Csah 25 over Hay 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 September 2024.

How much traffic does Csah 25 over Hay Creek carry?

About 64 vehicles per day (2021 count).

How long is Csah 25 over Hay Creek?

The structure is 113 ft (34.5 m) long with a longest span of 37 ft (11.4 m) and a deck 32 ft wide.

Who owns Csah 25 over Hay Creek?

It is owned by the County Highway Agency.