US Bridges

Cth K over Blue Mounds Creek

Good

Iowa County, Wisconsin · 1.3M S JCT Ush 14 · Structure no. B25015400000000

Built
2007
18 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
211 ft
3 main spans
Daily traffic
1,700
2022 count
Owner
County
County Highway Agency

About this bridge

Cth K over Blue Mounds Creek is a prestressed concrete stringer/multi-beam or girder carrying Cth K over Blue Mounds Creek in Iowa 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 1,700 vehicles a day, roughly 10% of them trucks, projected to reach 2,040 by 2042. The structure is 211 ft (64.4 m) long and 32 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesCth K
CrossesBlue Mounds Creek
Location1.3M S JCT Ush 14
RouteCounty Highway 0K
Coordinates43.1445, -89.844
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating48.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length211 ft (64.4 m)
Longest span74 ft (22.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2022)
Projected traffic2,040 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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 K over Blue Mounds Creek built?

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

What condition is Cth K over Blue Mounds 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 K over Blue Mounds Creek carry?

About 1,700 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Cth K over Blue Mounds Creek?

The structure is 211 ft (64.4 m) long with a longest span of 74 ft (22.6 m) and a deck 32 ft wide.

Who owns Cth K over Blue Mounds Creek?

It is owned by the County Highway Agency.