US Bridges

South J Street over Tarr Creek

Good

Monroe County, Wisconsin · So. J St. over Tarr Creek · Structure no. DAPFORCOY000002

Built
1984
41 years old, rebuilt 2021
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
2,000
2018 count
Owner
Federal
Army

About this bridge

South J Street over Tarr Creek is a prestressed concrete stringer/multi-beam or girder carrying South J Street over Tarr Creek in Monroe County, Wisconsin. It was built in 1984 and reconstructed in 2021, so it is 41 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,000 vehicles a day, roughly 10% of them trucks, projected to reach 2,000 by 2046. The structure is 66 ft (20 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSouth J Street
CrossesTarr Creek
LocationSo. J St. over Tarr Creek
Coordinates44.01241, -90.68465
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating98.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length66 ft (20 m)
Longest span63 ft (19.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2018)
Projected traffic2,000 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$2,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was South J Street over Tarr Creek built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2021.

What condition is South J Street over Tarr 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 September 2024.

How much traffic does South J Street over Tarr Creek carry?

About 2,000 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is South J Street over Tarr Creek?

The structure is 66 ft (20 m) long with a longest span of 63 ft (19.1 m) and a deck 43 ft wide.

Who owns South J Street over Tarr Creek?

It is owned by the Army.