US Bridges

Csah 9 over Nokasippi River

Fair

Crow Wing County, Minnesota · 1.0 MI N of JCT Csah 2 · Structure no. 18520

Built
1993
32 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Prestressed Concrete
Length
96 ft
3 main spans
Daily traffic
220
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 9 over Nokasippi River is a prestressed concrete tee beam carrying Csah 9 over Nokasippi River in Crow Wing County, Minnesota. It was built in 1993, so it is 32 years old, younger 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 6 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 220 vehicles a day, projected to reach 195 by 2039. The structure is 96 ft (29.4 m) long and 40 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCsah 9
CrossesNokasippi River
Location1.0 MI N of JCT Csah 2
RouteCounty Highway 9
CountyCrow Wing County
StateMinnesota
Coordinates46.22735, -94.14553
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.1 US tons
Inventory rating40.3 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 25 or greater
Structure length96 ft (29.4 m)
Longest span32 ft (9.8 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2019)
Projected traffic195 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 Nokasippi River built?

It was built in 1993, making it 32 years old in 2025.

What condition is Csah 9 over Nokasippi River 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 October 2024.

How much traffic does Csah 9 over Nokasippi River carry?

About 220 vehicles per day (2019 count).

How long is Csah 9 over Nokasippi River?

The structure is 96 ft (29.4 m) long with a longest span of 32 ft (9.8 m) and a deck 40 ft wide.

Who owns Csah 9 over Nokasippi River?

It is owned by the County Highway Agency.