US Bridges

CR 121 over Nokasippi River

Fair

Crow Wing County, Minnesota · 0.9 MI N of JCT Csah 2 · Structure no. 18513

Built
1991
34 years old
Condition
Fair
inspected October 2024
Type
Slab
Wood or Timber
Length
93 ft
3 main spans
Daily traffic
115
2011 count
Owner
County
County Highway Agency

About this bridge

CR 121 over Nokasippi River is a wood or timber slab carrying CR 121 over Nokasippi River in Crow Wing County, Minnesota. It was built in 1991, so it is 34 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 115 vehicles a day, projected to reach 115 by 2039. The structure is 93 ft (28.4 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCR 121
CrossesNokasippi River
Location0.9 MI N of JCT Csah 2
RouteCounty Highway 121
CountyCrow Wing County
StateMinnesota
Coordinates46.21411, -94.26156
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
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 geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating40.3 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 25 or greater
Structure length93 ft (28.4 m)
Longest span31 ft (9.4 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115 (2011)
Projected traffic115 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 121 over Nokasippi River built?

It was built in 1991, making it 34 years old in 2025.

What condition is CR 121 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 CR 121 over Nokasippi River carry?

About 115 vehicles per day (2011 count).

How long is CR 121 over Nokasippi River?

The structure is 93 ft (28.4 m) long with a longest span of 31 ft (9.4 m) and a deck 34 ft wide.

Who owns CR 121 over Nokasippi River?

It is owned by the County Highway Agency.