US Bridges

Cth F SB over IH 94

Fair

Waukesha County, Wisconsin · 2.4 MI S JCT Sth 190 · Structure no. B67001400000000

Built
1956
69 years old, rebuilt 1978
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
228 ft
4 main spans
Daily traffic
17,650
2022 count
Owner
State
State Highway Agency

About this bridge

Cth F SB over IH 94 is a steel continuous stringer/multi-beam or girder carrying Cth F SB over IH 94 in Waukesha County, Wisconsin. It was built in 1956 and reconstructed in 1978, so it is 69 years old, older 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 5 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 17,650 vehicles a day, roughly 3% of them trucks, projected to reach 21,180 by 2042. The structure is 228 ft (69.6 m) long and 51 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCth F SB
CrossesIH 94
Location2.4 MI S JCT Sth 190
RouteCounty Highway 0F
Coordinates43.04836, -88.20789
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length228 ft (69.6 m)
Longest span63 ft (19.1 m)
Deck width51 ft (15.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,650 (2022)
Projected traffic21,180 by 2042
Trucks3%
Lanes on structure3
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cth F SB over IH 94 built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1978.

What condition is Cth F SB over IH 94 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 July 2023.

How much traffic does Cth F SB over IH 94 carry?

About 17,650 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Cth F SB over IH 94?

The structure is 228 ft (69.6 m) long with a longest span of 63 ft (19.1 m) and a deck 51 ft wide.

Who owns Cth F SB over IH 94?

It is owned by the State Highway Agency.