US Bridges

Csah 1 over Stream

Good

Goodhue County, Minnesota · 0.8 MI S of JCT Csah 66 · Structure no. L0358

Built
1948
77 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
1,350
2015 count
Owner
County
County Highway Agency

About this bridge

Csah 1 over Stream is a concrete culvert carrying Csah 1 over Stream in Goodhue County, Minnesota. It was built in 1948, so it is 77 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 1,350 vehicles a day, projected to reach 1,350 by 2039. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCsah 1
CrossesStream
Location0.8 MI S of JCT Csah 66
RouteCounty Highway 1
Coordinates44.53362, -92.58476
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length22 ft (6.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,350 (2015)
Projected traffic1,350 by 2039
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$130 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 1 over Stream built?

It was built in 1948, making it 77 years old in 2025.

What condition is Csah 1 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 September 2023.

How much traffic does Csah 1 over Stream carry?

About 1,350 vehicles per day (2015 count).

How long is Csah 1 over Stream?

The structure is 22 ft (6.8 m) long with a longest span of 10 ft (3 m).

Who owns Csah 1 over Stream?

It is owned by the County Highway Agency.