US Bridges

Ush 63 over Namekagon River

Fair

Bayfield County, Wisconsin · 5.4M N JCT Cth Oo · Structure no. B04001700000000

Built
1966
59 years old, rebuilt 2004
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
89 ft
3 main spans
Daily traffic
2,900
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 63 over Namekagon River is a concrete continuous slab carrying Ush 63 over Namekagon River in Bayfield County, Wisconsin. It was built in 1966 and reconstructed in 2004, so it is 59 years old, older 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 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 2,900 vehicles a day, roughly 6% of them trucks, projected to reach 3,480 by 2043. The structure is 89 ft (27.2 m) long and 47 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUsh 63
CrossesNamekagon River
Location5.4M N JCT Cth Oo
RouteU.S. Route 63
Coordinates46.18827, -91.31883
Functional classRural Principal Arterial - Other

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.
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length89 ft (27.2 m)
Longest span33 ft (10.2 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2022)
Projected traffic3,480 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemYes

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 Ush 63 over Namekagon River built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2004.

What condition is Ush 63 over Namekagon 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 May 2024.

How much traffic does Ush 63 over Namekagon River carry?

About 2,900 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Ush 63 over Namekagon River?

The structure is 89 ft (27.2 m) long with a longest span of 33 ft (10.2 m) and a deck 47 ft wide.

Who owns Ush 63 over Namekagon River?

It is owned by the State Highway Agency.