US Bridges

Sth 164 SB over Pewaukee River

Good

Waukesha County, Wisconsin · 1.8 MI N JCT Sth 190 · Structure no. B67028200000000

Built
2005
20 years old
Condition
Good
inspected November 2021
Type
Slab
Concrete
Length
43 ft
1 main span
Daily traffic
8,750
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 164 SB over Pewaukee River is a concrete slab carrying Sth 164 SB over Pewaukee River in Waukesha 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 8,750 vehicles a day, roughly 3% of them trucks, projected to reach 10,500 by 2042. The structure is 43 ft (13.1 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSth 164 SB
CrossesPewaukee River
Location1.8 MI N JCT Sth 190
RouteState Highway 164
Coordinates43.10188, -88.24455
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.2 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span40 ft (12.3 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,750 (2022)
Projected traffic10,500 by 2042
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 164 SB over Pewaukee River built?

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

What condition is Sth 164 SB over Pewaukee 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 November 2021.

How much traffic does Sth 164 SB over Pewaukee River carry?

About 8,750 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Sth 164 SB over Pewaukee River?

The structure is 43 ft (13.1 m) long with a longest span of 40 ft (12.3 m) and a deck 43 ft wide.

Who owns Sth 164 SB over Pewaukee River?

It is owned by the State Highway Agency.