US Bridges

Sth 156 over Shioc River

Good

Shawano County, Wisconsin · 5.3M E JCT Sth 187 · Structure no. B58012400000000

Built
2007
18 years old
Condition
Good
inspected October 2021
Type
Slab
Concrete
Length
48 ft
1 main span
Daily traffic
1,300
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 156 over Shioc River is a concrete slab carrying Sth 156 over Shioc River in Shawano County, Wisconsin. It was built in 2007, so it is 18 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 1,300 vehicles a day, roughly 11% of them trucks, projected to reach 1,560 by 2042. The structure is 48 ft (14.6 m) long and 50 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSth 156
CrossesShioc River
Location5.3M E JCT Sth 187
RouteState Highway 156
Coordinates44.61122, -88.49399
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.1 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width50 ft (15.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2022)
Projected traffic1,560 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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 156 over Shioc River built?

It was built in 2007, making it 18 years old in 2025.

What condition is Sth 156 over Shioc River 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 October 2021.

How much traffic does Sth 156 over Shioc River carry?

About 1,300 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is Sth 156 over Shioc River?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 50 ft wide.

Who owns Sth 156 over Shioc River?

It is owned by the State Highway Agency.