US Bridges

Cth a over Br Yellow River

Poor

Wood County, Wisconsin · 0.1M S JCT Cth C · Structure no. B71003700000000

Built
1936
89 years old
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
1 main span
Daily traffic
2,700
2021 count
Owner
County
County Highway Agency

About this bridge

Cth a over Br Yellow River is a steel stringer/multi-beam or girder carrying Cth a over Br Yellow River in Wood County, Wisconsin. It was built in 1936, so it is 89 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 2,700 vehicles a day, projected to reach 3,240 by 2041. The structure is 48 ft (14.7 m) long and 43 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesCth a
CrossesBr Yellow River
Location0.1M S JCT Cth C
RouteCounty Highway 0A
Coordinates44.48084, -90.12526
Functional classRural Minor 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating21.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length48 ft (14.7 m)
Longest span45 ft (13.7 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2021)
Projected traffic3,240 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$307,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth a over Br Yellow River built?

It was built in 1936, making it 89 years old in 2025.

What condition is Cth a over Br Yellow River 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 2023.

How much traffic does Cth a over Br Yellow River carry?

About 2,700 vehicles per day (2021 count).

How long is Cth a over Br Yellow River?

The structure is 48 ft (14.7 m) long with a longest span of 45 ft (13.7 m) and a deck 43 ft wide.

Who owns Cth a over Br Yellow River?

It is owned by the County Highway Agency.