US Bridges

Cth X over Middle Inlet Creek

Fair

Marinette County, Wisconsin · 3.1M E JCT Ush 141 · Structure no. B38003100000000

Built
1986
39 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete
Length
35 ft
1 main span
Daily traffic
800
2024 count
Owner
County
County Highway Agency

About this bridge

Cth X over Middle Inlet Creek is a concrete slab carrying Cth X over Middle Inlet Creek in Marinette County, Wisconsin. It was built in 1986, so it is 39 years old, younger 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 800 vehicles a day, projected to reach 960 by 2043. The structure is 35 ft (10.6 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCth X
CrossesMiddle Inlet Creek
Location3.1M E JCT Ush 141
RouteCounty Highway 0X
CountyMarinette County
StateWisconsin
Coordinates45.29364, -87.93806
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
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
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 rating71.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length35 ft (10.6 m)
Longest span32 ft (9.8 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2024)
Projected traffic960 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 X over Middle Inlet Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Cth X over Middle Inlet 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 October 2024.

How much traffic does Cth X over Middle Inlet Creek carry?

About 800 vehicles per day (2024 count).

How long is Cth X over Middle Inlet Creek?

The structure is 35 ft (10.6 m) long with a longest span of 32 ft (9.8 m) and a deck 30 ft wide.

Who owns Cth X over Middle Inlet Creek?

It is owned by the County Highway Agency.