US Bridges

Cth Q over Br Tiffany Creek

FairPosted for load

Dunn County, Wisconsin · 0.4M N JCT Sth 170 · Structure no. B17006600000000

Built
1960
65 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete Continuous
Length
65 ft
2 main spans
Daily traffic
444
2024 count
Owner
County
County Highway Agency

About this bridge

Cth Q over Br Tiffany Creek is a concrete continuous slab carrying Cth Q over Br Tiffany Creek in Dunn County, Wisconsin. It was built in 1960, so it is 65 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. Its operating status is: posted for other load-capacity restriction.

It carries about 444 vehicles a day, projected to reach 468 by 2043. The structure is 65 ft (19.8 m) long and 29 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesCth Q
CrossesBr Tiffany Creek
Location0.4M N JCT Sth 170
RouteCounty Highway 0Q
Coordinates45.05241, -92.12741
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity 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 rating37.8 US tons
Inventory rating21.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length65 ft (19.8 m)
Longest span31 ft (9.4 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic444 (2024)
Projected traffic468 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 Q over Br Tiffany Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Cth Q over Br Tiffany 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 July 2024.

How much traffic does Cth Q over Br Tiffany Creek carry?

About 444 vehicles per day (2024 count).

How long is Cth Q over Br Tiffany Creek?

The structure is 65 ft (19.8 m) long with a longest span of 31 ft (9.4 m) and a deck 29 ft wide.

Who owns Cth Q over Br Tiffany Creek?

It is owned by the County Highway Agency.