US Bridges

Sth 73 over Mid Fk Main Creek

Fair

Rusk County, Wisconsin · 11.0M N JCT Sth 194 · Structure no. B54010200000000

Built
2001
24 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
460
2024 count
Owner
State
State Highway Agency

About this bridge

Sth 73 over Mid Fk Main Creek is a concrete continuous culvert carrying Sth 73 over Mid Fk Main Creek in Rusk County, Wisconsin. It was built in 2001, so it is 24 years old, younger 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 460 vehicles a day, roughly 10% of them trucks, projected to reach 552 by 2043. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 53.4 mi (86 km).

Location

Open in Google Maps
CarriesSth 73
CrossesMid Fk Main Creek
Location11.0M N JCT Sth 194
RouteState Highway 73
CountyRusk County
StateWisconsin
Coordinates45.50926, -90.81199
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length22 ft (6.8 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic460 (2024)
Projected traffic552 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed53.4 mi (86 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 73 over Mid Fk Main Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is Sth 73 over Mid Fk Main Creek 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 June 2024.

How much traffic does Sth 73 over Mid Fk Main Creek carry?

About 460 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Sth 73 over Mid Fk Main Creek?

The structure is 22 ft (6.8 m) long with a longest span of 11 ft (3.3 m).

Who owns Sth 73 over Mid Fk Main Creek?

It is owned by the State Highway Agency.