US Bridges

Csah 5 over Ditch

Good

Blue Earth County, Minnesota · 0.1 MI S of N CO Line · Structure no. 7240

Built
1958
67 years old, rebuilt 2017
Condition
Good
inspected September 2024
Type
Slab
Concrete
Length
31 ft
1 main span
Daily traffic
6,100
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 5 over Ditch is a concrete slab carrying Csah 5 over Ditch in Blue Earth County, Minnesota. It was built in 1958 and reconstructed in 2017, so it is 67 years old, older 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 6,100 vehicles a day, roughly 3% of them trucks, projected to reach 10,050 by 2038. The structure is 31 ft (9.5 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 5
CrossesDitch
Location0.1 MI S of N CO Line
RouteCounty Highway 5
Coordinates44.2386, -93.97777
Functional classRural Major 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 inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length31 ft (9.5 m)
Longest span30 ft (9.1 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,100 (2018)
Projected traffic10,050 by 2038
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$430 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 5 over Ditch built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2017.

What condition is Csah 5 over Ditch 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 September 2024.

How much traffic does Csah 5 over Ditch carry?

About 6,100 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Csah 5 over Ditch?

The structure is 31 ft (9.5 m) long with a longest span of 30 ft (9.1 m) and a deck 38 ft wide.

Who owns Csah 5 over Ditch?

It is owned by the County Highway Agency.