US Bridges

Sth 40 over Hay Creek

Good

Chippewa County, Wisconsin · 0.6 M East of Cth B · Structure no. B09038000000000

Built
2012
13 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
40 ft
1 main span
Daily traffic
810
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 40 over Hay Creek is a concrete slab carrying Sth 40 over Hay Creek in Chippewa County, Wisconsin. It was built in 2012, so it is 13 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 810 vehicles a day, roughly 11% of them trucks, projected to reach 1,600 by 2042. The structure is 40 ft (12.2 m) long and 38 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesSth 40
CrossesHay Creek
Location0.6 M East of Cth B
RouteState Highway 40
Coordinates45.01983, -91.59041
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating36.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length40 ft (12.2 m)
Longest span37 ft (11.3 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic810 (2021)
Projected traffic1,600 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 40 over Hay Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is Sth 40 over Hay Creek 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 May 2023.

How much traffic does Sth 40 over Hay Creek carry?

About 810 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is Sth 40 over Hay Creek?

The structure is 40 ft (12.2 m) long with a longest span of 37 ft (11.3 m) and a deck 38 ft wide.

Who owns Sth 40 over Hay Creek?

It is owned by the State Highway Agency.