US Bridges

IH USH51-IH39 SB over Lrd Fawn Ave

Fair

Marquette County, Wisconsin · 2.3M S JCT Cth M · Structure no. B39001000000000

Built
1966
59 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
12,800
2021 count
Owner
State
State Highway Agency

About this bridge

IH USH51-IH39 SB over Lrd Fawn Ave is a concrete continuous slab carrying IH USH51-IH39 SB over Lrd Fawn Ave in Marquette County, Wisconsin. It was built in 1966, 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 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 12,800 vehicles a day, roughly 20% of them trucks, projected to reach 15,360 by 2041. The structure is 102 ft (31 m) long and 46 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesIH USH51-IH39 SB
CrossesLrd Fawn Ave
Location2.3M S JCT Cth M
RouteInterstate 39
Coordinates43.81685, -89.48275
Functional classRural Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length102 ft (31 m)
Longest span41 ft (12.6 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,800 (2021)
Projected traffic15,360 by 2041
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed24.9 mi (40 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH USH51-IH39 SB over Lrd Fawn Ave built?

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

What condition is IH USH51-IH39 SB over Lrd Fawn Ave 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 April 2024.

How much traffic does IH USH51-IH39 SB over Lrd Fawn Ave carry?

About 12,800 vehicles per day (2021 count), of which roughly 20% are trucks.

How long is IH USH51-IH39 SB over Lrd Fawn Ave?

The structure is 102 ft (31 m) long with a longest span of 41 ft (12.6 m) and a deck 46 ft wide.

Who owns IH USH51-IH39 SB over Lrd Fawn Ave?

It is owned by the State Highway Agency.