US Bridges

Sth 73 over Br Hay Creek

Good

Taylor County, Wisconsin · 0.4M N JCT Cth S · Structure no. B60011700000000

Built
2006
19 years old
Condition
Good
inspected July 2021
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
1,500
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 73 over Br Hay Creek is a concrete culvert carrying Sth 73 over Br Hay Creek in Taylor County, Wisconsin. It was built in 2006, so it is 19 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,500 vehicles a day, roughly 11% of them trucks, projected to reach 1,200 by 2038. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 34.8 mi (56 km).

CarriesSth 73
CrossesBr Hay Creek
Location0.4M N JCT Cth S
RouteState Highway 73
Coordinates45.11921, -90.78244
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2023)
Projected traffic1,200 by 2038
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Sth 73 over Br Hay Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Sth 73 over Br Hay Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2021.

How much traffic does Sth 73 over Br Hay Creek carry?

About 1,500 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Sth 73 over Br Hay Creek?

The structure is 26 ft (7.8 m) long with a longest span of 9 ft (2.7 m).

Who owns Sth 73 over Br Hay Creek?

It is owned by the State Highway Agency.