US Bridges

Sth 35 over Clam River

Fair

Burnett County, Wisconsin · Clam River · Structure no. B07004500000000

Built
2002
23 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
89 ft
2 main spans
Daily traffic
5,600
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 35 over Clam River is a concrete continuous slab carrying Sth 35 over Clam River in Burnett County, Wisconsin. It was built in 2002, so it is 23 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 5,600 vehicles a day, roughly 5% of them trucks, projected to reach 9,450 by 2043. The structure is 89 ft (27 m) long and 47 ft wide. If it were closed, the detour would be 51 mi (82 km).

CarriesSth 35
CrossesClam River
LocationClam River
RouteState Highway 35
Coordinates45.85337, -92.36523
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.2 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length89 ft (27 m)
Longest span43 ft (13.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2023)
Projected traffic9,450 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed51 mi (82 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Sth 35 over Clam River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Sth 35 over 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 September 2024.

How much traffic does Sth 35 over Clam River carry?

About 5,600 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Sth 35 over Clam River?

The structure is 89 ft (27 m) long with a longest span of 43 ft (13.1 m) and a deck 47 ft wide.

Who owns Sth 35 over Clam River?

It is owned by the State Highway Agency.