BARRON, Wis. -- Authorities in western Wisconsin performed a controlled burn of a shed Wednesday afternoon after dynamite was found on the site.

The Barron County Sheriff's Department said the dynamite was discovered during the reconstruction of a shed on a property off of Highway 25 north of Barron. Deputies responded around 2:30 p.m., then called in the Marathon County Bomb Squad.

The bomb squad took the explosives to a shooting range in the town of Arland and detonated them.

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Authorities determined the shed "had some possible contamination that could possibly combust under certain conditions." The Barron Fire Department performed a controlled burn of the shed.