Csah 9 over Stream

Good

Goodhue County, Minnesota · 0.1 MI E of JCT TH 58 · Structure no. 96061

Built: 1985; 40 years old
Condition: Good; inspected September 2023
Type: Culvert; Concrete
Length: 29 ft; 2 main spans
Daily traffic: 1,550; 2015 count
Owner: County; County Highway Agency

About this bridge

Csah 9 over Stream is a concrete culvert carrying Csah 9 over Stream in Goodhue County, Minnesota. It was built in 1985, so it is 40 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 1,550 vehicles a day, projected to reach 1,550 by 2039. The structure is 29 ft (8.9 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCsah 9

CrossesStream

Location0.1 MI E of JCT TH 58

RouteCounty Highway 9

CountyGoodhue County

StateMinnesota

Coordinates44.39794, -92.61957

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.

Component	Rating	Meaning
Channel and channel protection	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert	7 Good	Some 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 adequacy8: Equal to present desirable criteria

Approach roadway alignment7: Better than present minimum criteria

Operating rating59.4 US tons

Inventory rating39.6 US tons

Structure

Structure typeCulvert

MaterialConcrete

DeckNot applicable

Main spans2

Design loadHS 20

Structure length29 ft (8.9 m)

Longest span11 ft (3.5 m)

Deck width0 ft (0 m)

Roadway width0 ft (0 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,550 (2015)

Projected traffic1,550 by 2039

Trucks—

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—

NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 9 over Stream built?

It was built in 1985, making it 40 years old in 2025.

What condition is Csah 9 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 9 over Stream carry?

About 1,550 vehicles per day (2015 count).

How long is Csah 9 over Stream?

The structure is 29 ft (8.9 m) long with a longest span of 11 ft (3.5 m).

Who owns Csah 9 over Stream?

It is owned by the County Highway Agency.