US Bridges

Cth Icth I over Alder CR

Good

Waushara County, Wisconsin · 0.41 Miles N of Apache DR · Structure no. B69004600000000

Built
2010
15 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
34 ft
1 main span
Daily traffic
250
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Icth I over Alder CR is a concrete slab carrying Cth Icth I over Alder CR in Waushara County, Wisconsin. It was built in 2010, so it is 15 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 250 vehicles a day, roughly 4% of them trucks, projected to reach 300 by 2042. The structure is 34 ft (10.5 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCth Icth I
CrossesAlder CR
Location0.41 Miles N of Apache DR
RouteCounty Highway 0I
Coordinates44.20478, -88.90675
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 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 rating50 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length34 ft (10.5 m)
Longest span32 ft (9.8 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic300 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Icth I over Alder CR built?

It was built in 2010, making it 15 years old in 2025.

What condition is Cth Icth I over Alder CR 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 2023.

How much traffic does Cth Icth I over Alder CR carry?

About 250 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Cth Icth I over Alder CR?

The structure is 34 ft (10.5 m) long with a longest span of 32 ft (9.8 m) and a deck 30 ft wide.

Who owns Cth Icth I over Alder CR?

It is owned by the County Highway Agency.