Per Wis. Admin. Code § SPS 305.20, no person may prepare explosive charges or conduct blasting operations unless the person holds a credential as a licensed Class 1 Blaster, licensed Class 2 Blaster, licensed Class 3 Blaster, licensed Class 4 Blaster, licensed Class 5 Blaster, licensed Class 6 Blaster, or licensed Class 7 Blaster or is under the direct supervision of a person who holds a credential as a licensed Blaster in one or more of the categories.
A person who holds a credential as a licensed Class 3 Blaster or is under the direct supervision of a person who holds a credential as a licensed Class 3 Blaster is limited to conducting blasting operations and activities for underground mining, underground construction or tunnels.
Application for Licensure
|3090||Application for Class 3 Blaster License|
|3073||Trades Payment Form|
Reinstate a Class 3 Blaster License that has been Expired more than 4 Years
Submit an application, supporting documentation and fee: