US Bridges

STH164 Sb-Cth J SB over IH 94

Good

Waukesha County, Wisconsin · 2.3 MI S JCT Sth 190 · Structure no. B67023400000000

Built
1993
32 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
204 ft
2 main spans
Daily traffic
12,100
2022 count
Owner
State
State Highway Agency

About this bridge

STH164 Sb-Cth J SB over IH 94 is a steel continuous stringer/multi-beam or girder carrying STH164 Sb-Cth J SB over IH 94 in Waukesha County, Wisconsin. It was built in 1993, so it is 32 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 12,100 vehicles a day, projected to reach 14,520 by 2042. The structure is 204 ft (62.2 m) long and 57 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSTH164 Sb-Cth J SB
CrossesIH 94
Location2.3 MI S JCT Sth 190
RouteState Highway 164
Coordinates43.04943, -88.22581
Functional classUrban Minor 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.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100.8 US tons
Inventory rating60.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length204 ft (62.2 m)
Longest span100 ft (30.5 m)
Deck width57 ft (17.4 m)
Roadway width46 ft (14.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,100 (2022)
Projected traffic14,520 by 2042
Trucks0%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was STH164 Sb-Cth J SB over IH 94 built?

It was built in 1993, making it 32 years old in 2025.

What condition is STH164 Sb-Cth J SB over IH 94 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 2022.

How much traffic does STH164 Sb-Cth J SB over IH 94 carry?

About 12,100 vehicles per day (2022 count).

How long is STH164 Sb-Cth J SB over IH 94?

The structure is 204 ft (62.2 m) long with a longest span of 100 ft (30.5 m) and a deck 57 ft wide.

Who owns STH164 Sb-Cth J SB over IH 94?

It is owned by the State Highway Agency.