US Bridges

Csah 1 over Trib to Cd #55

Good

Freeborn County, Minnesota · 0.7 MI E of JCT Csah 18 · Structure no. 24546

Built
2012
13 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
91 ft
1 main span
Daily traffic
250
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 1 over Trib to Cd #55 is a prestressed concrete stringer/multi-beam or girder carrying Csah 1 over Trib to Cd #55 in Freeborn County, Minnesota. It was built in 2012, so it is 13 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 250 vehicles a day, projected to reach 250 by 2039. The structure is 91 ft (27.7 m) long and 35 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesCsah 1
CrossesTrib to Cd #55
Location0.7 MI E of JCT Csah 18
RouteCounty Highway 1
Coordinates43.49947, -93.34422
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.
Substructure7 GoodSome minor problems.
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.9 US tons
Inventory rating51.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length91 ft (27.7 m)
Longest span89 ft (27 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2017)
Projected traffic250 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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 1 over Trib to Cd #55 built?

It was built in 2012, making it 13 years old in 2025.

What condition is Csah 1 over Trib to Cd #55 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 1 over Trib to Cd #55 carry?

About 250 vehicles per day (2017 count).

How long is Csah 1 over Trib to Cd #55?

The structure is 91 ft (27.7 m) long with a longest span of 89 ft (27 m) and a deck 35 ft wide.

Who owns Csah 1 over Trib to Cd #55?

It is owned by the County Highway Agency.