US Bridges

Csah 8 over Kanaranzi Creek

Fair

Nobles County, Minnesota · 1.7 MI W of JCT TH 91 · Structure no. 53505

Built
1964
61 years old
Condition
Fair
inspected November 2023
Type
Slab
Wood or Timber
Length
37 ft
2 main spans
Daily traffic
165
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 8 over Kanaranzi Creek is a wood or timber slab carrying Csah 8 over Kanaranzi Creek in Nobles County, Minnesota. It was built in 1964, so it is 61 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 165 vehicles a day, projected to reach 125 by 2039. The structure is 37 ft (11.2 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCsah 8
CrossesKanaranzi Creek
Location1.7 MI W of JCT TH 91
RouteCounty Highway 8
CountyNobles County
StateMinnesota
Coordinates43.57286, -96.04511
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.8 US tons
Inventory rating36.7 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 20
Structure length37 ft (11.2 m)
Longest span17 ft (5.2 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic165 (2019)
Projected traffic125 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$40 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 8 over Kanaranzi Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is Csah 8 over Kanaranzi Creek 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 November 2023.

How much traffic does Csah 8 over Kanaranzi Creek carry?

About 165 vehicles per day (2019 count).

How long is Csah 8 over Kanaranzi Creek?

The structure is 37 ft (11.2 m) long with a longest span of 17 ft (5.2 m) and a deck 30 ft wide.

Who owns Csah 8 over Kanaranzi Creek?

It is owned by the County Highway Agency.