US Bridges

Csah 2 over Mill Creek

Fair

Fillmore County, Minnesota · 0.4 MI SW of JCT TH 52 · Structure no. 23545

Built
1983
42 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Prestressed Concrete
Length
152 ft
3 main spans
Daily traffic
1,300
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 2 over Mill Creek is a prestressed concrete tee beam carrying Csah 2 over Mill Creek in Fillmore County, Minnesota. It was built in 1983, so it is 42 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 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 1,300 vehicles a day, projected to reach 1,300 by 2039. The structure is 152 ft (46.2 m) long and 44 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCsah 2
CrossesMill Creek
Location0.4 MI SW of JCT TH 52
RouteCounty Highway 2
Coordinates43.84171, -92.19489
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.1 US tons
Inventory rating34.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length152 ft (46.2 m)
Longest span50 ft (15.2 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2017)
Projected traffic1,300 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 2 over Mill Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Csah 2 over Mill 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 May 2024.

How much traffic does Csah 2 over Mill Creek carry?

About 1,300 vehicles per day (2017 count).

How long is Csah 2 over Mill Creek?

The structure is 152 ft (46.2 m) long with a longest span of 50 ft (15.2 m) and a deck 44 ft wide.

Who owns Csah 2 over Mill Creek?

It is owned by the County Highway Agency.