US Bridges

Cth Yy over Br Bostwick Creek

Fair

La Crosse County, Wisconsin · 1.3M S JCT Cth M · Structure no. P32011000000000

Built
1971
54 years old
Condition
Fair
inspected February 2024
Type
Slab
Wood or Timber
Length
52 ft
2 main spans
Daily traffic
913
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Yy over Br Bostwick Creek is a wood or timber slab carrying Cth Yy over Br Bostwick Creek in La Crosse County, Wisconsin. It was built in 1971, so it is 54 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 913 vehicles a day, projected to reach 1,004 by 2043. The structure is 52 ft (15.9 m) long and 32 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesCth Yy
CrossesBr Bostwick Creek
Location1.3M S JCT Cth M
RouteCounty Highway 0YY
Coordinates43.82, -91.08919
Functional classRural Local

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.
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 inspectionFebruary 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 15
Structure length52 ft (15.9 m)
Longest span26 ft (7.9 m)
Deck width32 ft (9.7 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic913 (2022)
Projected traffic1,004 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Yy over Br Bostwick Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Cth Yy over Br Bostwick 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 February 2024.

How much traffic does Cth Yy over Br Bostwick Creek carry?

About 913 vehicles per day (2022 count).

How long is Cth Yy over Br Bostwick Creek?

The structure is 52 ft (15.9 m) long with a longest span of 26 ft (7.9 m) and a deck 32 ft wide.

Who owns Cth Yy over Br Bostwick Creek?

It is owned by the County Highway Agency.