US Bridges

Cth Xx over Big Drywood Creek

PoorPosted for load

Chippewa County, Wisconsin · 0.4 M N 80th Avenue · Structure no. P09096000000000

Built
1932
93 years old, rebuilt 1953
Condition
Poor
inspected November 2024
Type
Slab
Wood or Timber
Length
22 ft
1 main span
Daily traffic
550
2023 count
Owner
County
County Highway Agency

About this bridge

Cth Xx over Big Drywood Creek is a wood or timber slab carrying Cth Xx over Big Drywood Creek in Chippewa County, Wisconsin. It was built in 1932 and reconstructed in 1953, so it is 93 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. Its operating status is: posted for load restriction.

It carries about 550 vehicles a day, projected to reach 583 by 2043. The structure is 22 ft (6.7 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCth Xx
CrossesBig Drywood Creek
Location0.4 M N 80th Avenue
RouteCounty Highway 0XX
Coordinates44.96536, -91.20639
Functional classRural Local

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating51.8 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span22 ft (6.6 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2023)
Projected traffic583 by 2043
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$149,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cth Xx over Big Drywood Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1953.

What condition is Cth Xx over Big Drywood Creek 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 November 2024.

How much traffic does Cth Xx over Big Drywood Creek carry?

About 550 vehicles per day (2023 count).

How long is Cth Xx over Big Drywood Creek?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.6 m) and a deck 29 ft wide.

Who owns Cth Xx over Big Drywood Creek?

It is owned by the County Highway Agency.