US Bridges

Lrd Birch Point RD over Namekagon River

FairPosted for load

Bayfield County, Wisconsin · 3.0M N JCT Cth M · Structure no. P04091300000000

Built
1958
67 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
32 ft
2 main spans
Daily traffic
35
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Birch Point RD over Namekagon River is a wood or timber stringer/multi-beam or girder carrying Lrd Birch Point RD over Namekagon River in Bayfield County, Wisconsin. It was built in 1958, so it is 67 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. Its operating status is: posted for other load-capacity restriction.

It carries about 35 vehicles a day, projected to reach 21 by 2043. The structure is 32 ft (9.8 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesLrd Birch Point RD
CrossesNamekagon River
Location3.0M N JCT Cth M
RouteCity Street 0
Coordinates46.22767, -91.12047
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.8 US tons
Inventory rating26.8 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span15 ft (4.7 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2022)
Projected traffic21 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Lrd Birch Point RD over Namekagon River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Lrd Birch Point RD 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 August 2024.

How much traffic does Lrd Birch Point RD over Namekagon River carry?

About 35 vehicles per day (2022 count).

How long is Lrd Birch Point RD over Namekagon River?

The structure is 32 ft (9.8 m) long with a longest span of 15 ft (4.7 m) and a deck 16 ft wide.

Who owns Lrd Birch Point RD over Namekagon River?

It is owned by the Town or Township Highway Agency.