US Bridges

Lrd Robin Lane over IH39/USH51

Good

Marathon County, Wisconsin · 0.4 Mi. N JCT Cth N · Structure no. B37034200000000

Built
2005
20 years old
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
275 ft
2 main spans
Daily traffic
1,900
2022 count
Owner
State
State Highway Agency

About this bridge

Lrd Robin Lane over IH39/USH51 is a prestressed concrete continuous stringer/multi-beam or girder carrying Lrd Robin Lane over IH39/USH51 in Marathon County, Wisconsin. It was built in 2005, so it is 20 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,900 vehicles a day, projected to reach 2,130 by 2041. The structure is 275 ft (83.9 m) long and 52 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesLrd Robin Lane
CrossesIH39/USH51
Location0.4 Mi. N JCT Cth N
RouteCity Street 0
CountyMarathon County
StateWisconsin
Coordinates44.93063, -89.66401
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length275 ft (83.9 m)
Longest span141 ft (43 m)
Deck width52 ft (15.7 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2022)
Projected traffic2,130 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lrd Robin Lane over IH39/USH51 built?

It was built in 2005, making it 20 years old in 2025.

What condition is Lrd Robin Lane over IH39/USH51 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2022.

How much traffic does Lrd Robin Lane over IH39/USH51 carry?

About 1,900 vehicles per day (2022 count).

How long is Lrd Robin Lane over IH39/USH51?

The structure is 275 ft (83.9 m) long with a longest span of 141 ft (43 m) and a deck 52 ft wide.

Who owns Lrd Robin Lane over IH39/USH51?

It is owned by the State Highway Agency.