US Bridges

Cth S over Mid Br Einert Creek

Fair

Marathon County, Wisconsin · 0.5M S JCT Cth a · Structure no. P37015100000000

Built
1970
55 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
21 ft
2 main spans
Daily traffic
633
2023 count
Owner
County
County Highway Agency

About this bridge

Cth S over Mid Br Einert Creek is a steel culvert carrying Cth S over Mid Br Einert Creek in Marathon County, Wisconsin. It was built in 1970, so it is 55 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 6 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 633 vehicles a day, projected to reach 756 by 2039. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCth S
CrossesMid Br Einert Creek
Location0.5M S JCT Cth a
RouteCounty Highway 0S
CountyMarathon County
StateWisconsin
Coordinates45.04386, -89.90567
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckCorrugated steel
Main spans2
Design loadH 15
Structure length21 ft (6.5 m)
Longest span9 ft (2.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic633 (2023)
Projected traffic756 by 2039
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth S over Mid Br Einert Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Cth S over Mid Br Einert 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 August 2023.

How much traffic does Cth S over Mid Br Einert Creek carry?

About 633 vehicles per day (2023 count).

How long is Cth S over Mid Br Einert Creek?

The structure is 21 ft (6.5 m) long with a longest span of 9 ft (2.6 m).

Who owns Cth S over Mid Br Einert Creek?

It is owned by the County Highway Agency.