US Bridges

Cth T over Mill Creek

Fair

Wood County, Wisconsin · 0.1M N JCT Ush 10 · Structure no. P71007700000000

Built
1963
62 years old, rebuilt 1998
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
860
2021 count
Owner
County
County Highway Agency

About this bridge

Cth T over Mill Creek is a prestressed concrete box beam or girders - multiple carrying Cth T over Mill Creek in Wood County, Wisconsin. It was built in 1963 and reconstructed in 1998, so it is 62 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.

It carries about 860 vehicles a day, projected to reach 1,032 by 2041. The structure is 44 ft (13.3 m) long and 27 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesCth T
CrossesMill Creek
Location0.1M N JCT Ush 10
RouteCounty Highway 0T
Coordinates44.6278, -90.10001
Functional classRural Major 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
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating37.8 US tons
Inventory rating23.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length44 ft (13.3 m)
Longest span41 ft (12.6 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic860 (2021)
Projected traffic1,032 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 T over Mill Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1998.

What condition is Cth T over Mill 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 June 2023.

How much traffic does Cth T over Mill Creek carry?

About 860 vehicles per day (2021 count).

How long is Cth T over Mill Creek?

The structure is 44 ft (13.3 m) long with a longest span of 41 ft (12.6 m) and a deck 27 ft wide.

Who owns Cth T over Mill Creek?

It is owned by the County Highway Agency.