US Bridges

Cth (cth A) over Mill Creek

Good

Shawano County, Wisconsin · 3.6M E JCT Cth D · Structure no. B58005300000000

Built
1993
32 years old
Condition
Good
inspected September 2023
Type
Slab
Wood or Timber
Length
24 ft
1 main span
Daily traffic
1,400
2022 count
Owner
County
County Highway Agency

About this bridge

Cth (cth A) over Mill Creek is a wood or timber slab carrying Cth (cth A) over Mill Creek in Shawano 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 1,400 vehicles a day, projected to reach 1,680 by 2042. The structure is 24 ft (7.3 m) long and 30 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

Location

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CarriesCth (cth A)
CrossesMill Creek
Location3.6M E JCT Cth D
RouteCounty Highway 0A
CountyShawano County
StateWisconsin
Coordinates44.87, -88.91528
Functional classRural Major Collector

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic1,680 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 (cth A) over Mill Creek built?

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

What condition is Cth (cth A) over Mill 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 September 2023.

How much traffic does Cth (cth A) over Mill Creek carry?

About 1,400 vehicles per day (2022 count).

How long is Cth (cth A) over Mill Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 30 ft wide.

Who owns Cth (cth A) over Mill Creek?

It is owned by the County Highway Agency.