US Bridges

Cth C over Green Creek

Poor

Vernon County, Wisconsin · 1.1M N JCT Cth H to N · Structure no. B62095900000000

Built
1932
93 years old, rebuilt 1977
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
38 ft
1 main span
Daily traffic
325
2022 count
Owner
County
County Highway Agency

About this bridge

Cth C over Green Creek is a steel stringer/multi-beam or girder carrying Cth C over Green Creek in Vernon County, Wisconsin. It was built in 1932 and reconstructed in 1977, so it is 93 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 325 vehicles a day, projected to reach 357 by 2043. The structure is 38 ft (11.5 m) long and 30 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesCth C
CrossesGreen Creek
Location1.1M N JCT Cth H to N
RouteCounty Highway 0C
CountyVernon County
StateWisconsin
Coordinates43.56372, -90.41753
Functional classRural Major Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.5 US tons
Inventory rating41.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length38 ft (11.5 m)
Longest span36 ft (11 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2022)
Projected traffic357 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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$228,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth C over Green Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1977.

What condition is Cth C over Green 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 C over Green Creek carry?

About 325 vehicles per day (2022 count).

How long is Cth C over Green Creek?

The structure is 38 ft (11.5 m) long with a longest span of 36 ft (11 m) and a deck 30 ft wide.

Who owns Cth C over Green Creek?

It is owned by the County Highway Agency.