US Bridges

Cth Y over Smiths Creek

Good

Oconto County, Wisconsin · 5.0M N JCT Cth S · Structure no. B42022100000000

Built
2007
18 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
1,123
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Y over Smiths Creek is a prestressed concrete box beam or girders - multiple carrying Cth Y over Smiths Creek in Oconto County, Wisconsin. It was built in 2007, so it is 18 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 1,123 vehicles a day, projected to reach 1,235 by 2043. The structure is 47 ft (14.2 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCth Y
CrossesSmiths Creek
Location5.0M N JCT Cth S
RouteCounty Highway 0Y
Coordinates44.93836, -87.83523
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable 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 rating88.2 US tons
Inventory rating51.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length47 ft (14.2 m)
Longest span44 ft (13.4 m)
Deck width33 ft (10.1 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,123 (2022)
Projected traffic1,235 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 over Smiths Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is Cth Y over Smiths 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 October 2024.

How much traffic does Cth Y over Smiths Creek carry?

About 1,123 vehicles per day (2022 count).

How long is Cth Y over Smiths Creek?

The structure is 47 ft (14.2 m) long with a longest span of 44 ft (13.4 m) and a deck 33 ft wide.

Who owns Cth Y over Smiths Creek?

It is owned by the County Highway Agency.