US Bridges

Cth U over Br Boice Creek

Good

Grant County, Wisconsin · 3.25 M W JCT Sth 61 · Structure no. B22008900000000

Built
1987
38 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
678
2022 count
Owner
County
County Highway Agency

About this bridge

Cth U over Br Boice Creek is a prestressed concrete stringer/multi-beam or girder carrying Cth U over Br Boice Creek in Grant County, Wisconsin. It was built in 1987, so it is 38 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 678 vehicles a day, projected to reach 745 by 2043. The structure is 62 ft (18.8 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCth U
CrossesBr Boice Creek
Location3.25 M W JCT Sth 61
RouteCounty Highway 0U
Coordinates42.71464, -90.74289
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal 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 rating73.9 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length62 ft (18.8 m)
Longest span58 ft (17.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic678 (2022)
Projected traffic745 by 2043
Trucks0%
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 U over Br Boice Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Cth U over Br Boice 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 2024.

How much traffic does Cth U over Br Boice Creek carry?

About 678 vehicles per day (2022 count).

How long is Cth U over Br Boice Creek?

The structure is 62 ft (18.8 m) long with a longest span of 58 ft (17.7 m) and a deck 30 ft wide.

Who owns Cth U over Br Boice Creek?

It is owned by the County Highway Agency.