Class 3 Blaster

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​ 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. Cod​e § 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 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 Information

FormDescription
3090Class 3 Blaster License Application Information (includes Form 3090T)
3198​​
Trades ​LicensE Information
​2255
​Trades Convictions and Pending Charges (if applicable) 
OPTIONAL ​​PRE-APPLICATION CONVICTION REVIEW (See Form 3085 below.)​
​3085
Application for Predetermination (Optional-Submit ONLY if you have been convicted of any felony, misdemeanor, or other violations of federal or state law in this state or any other and you want a review of your conviction record before applying for a credential.)​​