US Bridges

Lrd IRR Brave Isla over Legend Lake

FairPosted for load

Menominee County, Wisconsin · 0.6M N JCT Cth Vv · Structure no. P73091200000000

Built
1970
55 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
51 ft
1 main span
Daily traffic
20
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd IRR Brave Isla over Legend Lake is a wood or timber stringer/multi-beam or girder carrying Lrd IRR Brave Isla over Legend Lake in Menominee County, Wisconsin. It was built in 1970, so it is 55 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 load restriction.

It carries about 20 vehicles a day, projected to reach 21 by 2043. The structure is 51 ft (15.4 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesLrd IRR Brave Isla
CrossesLegend Lake
Location0.6M N JCT Cth Vv
RouteCity Street 0
CountyMenominee County
StateWisconsin
Coordinates44.904, -88.5692
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.8 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length51 ft (15.4 m)
Longest span50 ft (15.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2022)
Projected traffic21 by 2043
Trucks0%
Lanes on structure2
Traffic directionOne-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$229,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd IRR Brave Isla over Legend Lake built?

It was built in 1970, making it 55 years old in 2025.

What condition is Lrd IRR Brave Isla over Legend Lake 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 Lrd IRR Brave Isla over Legend Lake carry?

About 20 vehicles per day (2022 count).

How long is Lrd IRR Brave Isla over Legend Lake?

The structure is 51 ft (15.4 m) long with a longest span of 50 ft (15.1 m) and a deck 26 ft wide.

Who owns Lrd IRR Brave Isla over Legend Lake?

It is owned by the Town or Township Highway Agency.