US Bridges

Csah 4 over Stream

Good

Wabasha County, Minnesota · 0.8 MI NW of JCT Csah 13 · Structure no. 79J68

Built
2019
6 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
770
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 4 over Stream is a concrete culvert carrying Csah 4 over Stream in Wabasha County, Minnesota. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 770 vehicles a day, projected to reach 853 by 2038. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCsah 4
CrossesStream
Location0.8 MI NW of JCT Csah 13
RouteCounty Highway 4
Coordinates44.30288, -92.21219
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic770 (2018)
Projected traffic853 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 4 over Stream built?

It was built in 2019, making it 6 years old in 2025.

What condition is Csah 4 over Stream 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 2023.

How much traffic does Csah 4 over Stream carry?

About 770 vehicles per day (2018 count).

How long is Csah 4 over Stream?

The structure is 34 ft (10.4 m) long with a longest span of 16 ft (4.9 m).

Who owns Csah 4 over Stream?

It is owned by the County Highway Agency.