US Bridges

Cth Ww over Four Mile Creek

Poor

Portage County, Wisconsin · 0.75M W. Cth Ff · Structure no. P49000100000000

Built
2007
18 years old
Condition
Poor
inspected September 2024
Type
Culvert
Steel
Length
23 ft
1 main span
Daily traffic
565
2024 count
Owner
County
County Highway Agency

About this bridge

Cth Ww over Four Mile Creek is a steel culvert carrying Cth Ww over Four Mile Creek in Portage 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 565 vehicles a day, projected to reach 599 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 2.5 mi (4 km).

CarriesCth Ww
CrossesFour Mile Creek
Location0.75M W. Cth Ff
RouteCounty Highway 0WW
Coordinates44.35911, -89.6635
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating21.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic565 (2024)
Projected traffic599 by 2043
Trucks0%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$153,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth Ww over Four Mile Creek built?

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

What condition is Cth Ww over Four Mile Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Cth Ww over Four Mile Creek carry?

About 565 vehicles per day (2024 count).

How long is Cth Ww over Four Mile Creek?

The structure is 23 ft (7 m) long with a longest span of 6 ft (1.8 m).

Who owns Cth Ww over Four Mile Creek?

It is owned by the County Highway Agency.