License Information
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 7 Blaster or is under the direct supervision of a person who holds a credential as a licensed Class 7 Blaster is limited to conducting blasting operations and activities for structures greater than 15 feet in height, bridges, towers or any of the objects or purposes specified as follows:
- Not closer than 500 feet to an inhabited building for stumps, boulders, ice, frost, concrete, footings, foundations, pole settings, drainage ditches, beaver dams, pot holes, seismic tests, boiler tubes, fertilizer piles, silos, dimension stone, well shooting, metal forms, black powder or coal piles.
- For stumps, boulders, ice, frost, concrete, footings, foundations, pole settings, drainage ditches, beaver dams, pot holes, seismic tests, boiler tubes, fertilizer piles, silos, dimension stone, well shooting, metal forms, black powder or coal piles.
- For underground mining, underground construction or tunnels.
- Not closer than 2,500 feet to an inhabited building for quarries, open pits, road cuts, trenches, site excavations, basements, underwater demolition or underground excavations.
- 2,500 feet and closer to an inhabited building for quarries, open pits and road cuts.
- 2,500 feet and closer to an inhabited building for trenches, site excavations, basements, underwater demolition, underground excavations or structures 15 feet or less in height.
Application for Licensure
| Form | Description |
|---|
| 3094 | Application for Class 7 Blaster License |
| 3073 | Trades Payment Form |
To Reinstate a Class 7 Blaster License that has been Expired more than 4 Years
Submit an application, supporting documentation and fee:
- Application for Class 7 Blaster License (Form #3094)
- $78.00 total fee ($15.00 application fee, $30.00 exam fee, $8.00 CIB fee, and $25.00 late renewal fee)