US Bridges

Cth Z over Missouri Creek

Good

Dunn County, Wisconsin · 1.3M E JCT Cth D · Structure no. B17018400000000

Built
2002
23 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
91 ft
1 main span
Daily traffic
200
2024 count
Owner
County
County Highway Agency

About this bridge

Cth Z over Missouri Creek is a prestressed concrete stringer/multi-beam or girder carrying Cth Z over Missouri Creek in Dunn County, Wisconsin. It was built in 2002, so it is 23 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 200 vehicles a day, roughly 4% of them trucks, projected to reach 211 by 2043. The structure is 91 ft (27.6 m) long and 32 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesCth Z
CrossesMissouri Creek
Location1.3M E JCT Cth D
RouteCounty Highway 0Z
Coordinates44.68394, -92.02877
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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 48 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.2 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length91 ft (27.6 m)
Longest span88 ft (26.8 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic211 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Z over Missouri Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is Cth Z over Missouri Creek 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 July 2024.

How much traffic does Cth Z over Missouri Creek carry?

About 200 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Cth Z over Missouri Creek?

The structure is 91 ft (27.6 m) long with a longest span of 88 ft (26.8 m) and a deck 32 ft wide.

Who owns Cth Z over Missouri Creek?

It is owned by the County Highway Agency.