US Bridges

Csah 8 over Stream

Fair

Goodhue County, Minnesota · 1.6 MI N of JCT Csah 1 · Structure no. 93054

Built
1972
53 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
35 ft
2 main spans
Daily traffic
360
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 8 over Stream is a concrete culvert carrying Csah 8 over Stream in Goodhue County, Minnesota. It was built in 1972, so it is 53 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 360 vehicles a day, projected to reach 365 by 2039. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCsah 8
CrossesStream
Location1.6 MI N of JCT Csah 1
RouteCounty Highway 8
CountyGoodhue County
StateMinnesota
Coordinates44.47381, -92.78235
Functional classRural Minor 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal 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 loadUnknown
Structure length35 ft (10.7 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic360 (2019)
Projected traffic365 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 8 over Stream built?

It was built in 1972, making it 53 years old in 2025.

What condition is Csah 8 over Stream 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 8 over Stream carry?

About 360 vehicles per day (2019 count).

How long is Csah 8 over Stream?

The structure is 35 ft (10.7 m) long with a longest span of 13 ft (3.9 m).

Who owns Csah 8 over Stream?

It is owned by the County Highway Agency.