US Bridges

Cth J over Rowan Creek

FairPosted for load

Columbia County, Wisconsin · 0.9M N JCT Cth Cs to E · Structure no. P11003800000000

Built
1967
58 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
46 ft
1 main span
Daily traffic
723
2022 count
Owner
County
County Highway Agency

About this bridge

Cth J over Rowan Creek is a wood or timber stringer/multi-beam or girder carrying Cth J over Rowan Creek in Columbia County, Wisconsin. It was built in 1967, so it is 58 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 723 vehicles a day, projected to reach 795 by 2043. The structure is 46 ft (13.9 m) long and 34 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

Location

Open in Google Maps
CarriesCth J
CrossesRowan Creek
Location0.9M N JCT Cth Cs to E
RouteCounty Highway 0J
CountyColumbia County
StateWisconsin
Coordinates43.40514, -89.46382
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating36.4 US tons
Inventory rating23.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 15
Structure length46 ft (13.9 m)
Longest span44 ft (13.4 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic723 (2022)
Projected traffic795 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 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 J over Rowan Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Cth J over Rowan Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Cth J over Rowan Creek carry?

About 723 vehicles per day (2022 count).

How long is Cth J over Rowan Creek?

The structure is 46 ft (13.9 m) long with a longest span of 44 ft (13.4 m) and a deck 34 ft wide.

Who owns Cth J over Rowan Creek?

It is owned by the County Highway Agency.