US Bridges

Cth Q over Fennimore Creek

Poor

Grant County, Wisconsin · 3.5M W JCT Cth G · Structure no. B22007100000000

Built
1984
41 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
109 ft
1 main span
Daily traffic
519
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Q over Fennimore Creek is a prestressed concrete stringer/multi-beam or girder carrying Cth Q over Fennimore Creek in Grant County, Wisconsin. It was built in 1984, so it is 41 years old, older 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 4 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 519 vehicles a day, projected to reach 570 by 2043. The structure is 109 ft (33.1 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCth Q
CrossesFennimore Creek
Location3.5M W JCT Cth G
RouteCounty Highway 0Q
CountyGrant County
StateWisconsin
Coordinates43.04547, -90.53975
Functional classRural Minor Arterial

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length109 ft (33.1 m)
Longest span104 ft (31.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic519 (2022)
Projected traffic570 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$700,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth Q over Fennimore Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Cth Q over Fennimore 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 August 2024.

How much traffic does Cth Q over Fennimore Creek carry?

About 519 vehicles per day (2022 count).

How long is Cth Q over Fennimore Creek?

The structure is 109 ft (33.1 m) long with a longest span of 104 ft (31.7 m) and a deck 26 ft wide.

Who owns Cth Q over Fennimore Creek?

It is owned by the County Highway Agency.