US Bridges

Cth H over N Fk Clam River

Fair

Burnett County, Wisconsin · 0.3M N JCT Cth Ee to W · Structure no. B07001800000000

Built
1990
35 years old
Condition
Fair
inspected October 2024
Type
Slab
Wood or Timber
Length
35 ft
1 main span
Daily traffic
675
2024 count
Owner
County
County Highway Agency

About this bridge

Cth H over N Fk Clam River is a wood or timber slab carrying Cth H over N Fk Clam River in Burnett County, Wisconsin. It was built in 1990, so it is 35 years old, younger than the Wisconsin average of 40.3 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 675 vehicles a day, roughly 14% of them trucks, projected to reach 708 by 2043. The structure is 35 ft (10.7 m) long and 30 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

Location

Open in Google Maps
CarriesCth H
CrossesN Fk Clam River
Location0.3M N JCT Cth Ee to W
RouteCounty Highway 0H
CountyBurnett County
StateWisconsin
Coordinates45.71674, -92.09325
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span33 ft (10.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic675 (2024)
Projected traffic708 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 Cth H over N Fk Clam River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Cth H over N Fk Clam 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 Cth H over N Fk Clam River carry?

About 675 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Cth H over N Fk Clam River?

The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.1 m) and a deck 30 ft wide.

Who owns Cth H over N Fk Clam River?

It is owned by the County Highway Agency.