Class 6 Blaster

​​​​​​​​​​​​
​ Now Live for Trades Credentials and Renewals!


All initial, reinstatement, and renewal applications for a Trades credential must now be made through LicensE, your online, self-guided licensing platform.

  • To apply for a license or renew your license, go to license.wi.gov.
  • For those renewing in LicensE for the first time or looking for more information about LicensE, including exams, refer to the “Trades LicensE Information" document.
  • Please review the LicensE Applicant User Guide for help. 
  • If you are having trouble with anything, please submit a support ticket at this link.  Please provide complete contact information and a detailed description of the issue you are experiencing.

​​​​​​​​​​Trades Renewal Message​​

Please go to https://appswlp.dsps.wi.gov/SB.CredentialRenewal/app/rstCredentialSearch for a special renewal message and to LicensE​ to renew your credentials.

License Information

Per Wis. Admin. Code § SPS 305.20, no person ma​y 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 6 Blaster or is under the direct supervision of a person who holds a credential as a licensed Class 6 Blaster is limited to conducting blasting operations and activities 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 Information

FormDescription
3093Class 6 Blaster License Application Information (includes Form 3093T)
3198
​Trades ​LicensE Information​