US Bridges

Cth Y (lannon Rd) over Fox River

Good

Waukesha County, Wisconsin · 0.1M N JCT Cth Vv · Structure no. B67033600000000

Built
2013
12 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete
Length
78 ft
3 main spans
Daily traffic
3,800
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Y (lannon Rd) over Fox River is a concrete slab carrying Cth Y (lannon Rd) over Fox River in Waukesha County, Wisconsin. It was built in 2013, so it is 12 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,800 vehicles a day, projected to reach 4,560 by 2042. The structure is 78 ft (23.7 m) long and 63 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCth Y (lannon Rd)
CrossesFox River
Location0.1M N JCT Cth Vv
RouteCounty Highway 0Y
CountyWaukesha County
StateWisconsin
Coordinates43.11983, -88.16485
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length78 ft (23.7 m)
Longest span35 ft (10.7 m)
Deck width63 ft (19.2 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2022)
Projected traffic4,560 by 2042
Trucks0%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Cth Y (lannon Rd) over Fox River built?

It was built in 2013, making it 12 years old in 2025.

What condition is Cth Y (lannon Rd) over Fox 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 2024.

How much traffic does Cth Y (lannon Rd) over Fox River carry?

About 3,800 vehicles per day (2022 count).

How long is Cth Y (lannon Rd) over Fox River?

The structure is 78 ft (23.7 m) long with a longest span of 35 ft (10.7 m) and a deck 63 ft wide.

Who owns Cth Y (lannon Rd) over Fox River?

It is owned by the County Highway Agency.