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Grading and Base Inspector
Grading and Base Inspector Course Options:
  • Grading and Base Inspector Certification
  • Grading and Base Inspector Recertification
Grading and Base Inspector Certification:
Prerequisites: 
  • You must be certified in Aggregate Production Tester (APTC) and Grading and Base Tester (GBTC) before this certification will be awarded to you.
  • We highly recommend you take the courses in this order: APTC, GBTC, GBIC.
Expiration and recertification: This certification expires after five seasons. A recertification must be completed before the end of the fifth season. Once a certification is expired, you must complete the full certification course again to be certified.

Learning mode: in person
# of Days: 3
Professional development hours (PDHs): 18
Lake Superior College course credits: 2
Please see full class description from MnDOT: https://www.dot.state.mn.us/technical-certification/courses/gbic.html

Grading and Base Inspector Recertification:
Prerequisites: Your Grading and Base Inspector Certification must still be current for you to take the recertification course. If your certification has recently expired and you have relevant work experience, you may apply to regain MnDOT certification through a Recently Expired Certification Exam. Otherwise, you must take the initial certification course again to regain certification.

Expiration and recertification: This certification expires after five seasons. A recertification must be completed before the end of the fifth season. Once a certification is expired, you must complete the full certification course again to be certified.

Learning modes: in person, live virtual via Zoom
# of Days: 1
Professional development hours: (PDHs): 6
Lake Superior College course credits: 0
Please see full class description from MnDOT: https://www.dot.state.mn.us/technical-certification/courses/gbir.html
If a date shows (Waiting List) that means the class is full. You can put yourself on the waiting list and if there is a cancellation, we'll let you know! We may also open a new section of the class if there are enough people on the waiting lists. If we do, we'll notify everyone on the waiting lists.
 

CANCELLATION POLICY
Students canceling at least seven (7) calendar days prior to the class will receive a refund.  If a student cancels within seven (7) days of the class, no refund will be granted. 

Consequences of Non-Payment
Course registration fees are due upon registration. If paying with a purchase order, invoice payment is due within 30 days from the date of registration. Non-payment may result in loss of purchase order permissions, suspension of access to registration system, removal from the course, loss of access to certification, and/or withholding of your certification upon completion. To avoid interruptions, please ensure payment is made promptly. If you have any questions or need assistance, contact Iris Hiemenz, 218-733-1023, at Lake Superior College.
Details
Institution
Cost
Select
Start Date: 2/24/2026
Days: Tu, W, Th
Time: 8:00 AM to 4:30 PM
Contact Hours: 18
Sessions: 3
Location: Arranged
Lake Superior College
$575.00
Location(s):
Arranged

Instructor(s):
Add to Cart View
Start Date: 3/31/2026
Days: Tu, W, Th
Time: 8:00 AM to 4:30 PM
Contact Hours: 18
Sessions: 3
Location: Arranged
Lake Superior College
$575.00
Location(s):
Arranged

Instructor(s):
Add to Cart View
Start Date: 3/24/2026
Days: Tu, W, Th
Time: 8:00 AM to 4:30 PM
Contact Hours: 18
Sessions: 3
Location: Arranged
Lake Superior College
$575.00
Location(s):
Arranged

Instructor(s):
Add to Cart View
Start Date: 3/3/2026
Days: Tu
Time: 8:00 AM to 4:30 PM
Contact Hours: 6
Sessions: 1
Location: Online
Lake Superior College
$250.00
Location(s):
Online

Instructor(s):
Add to Cart View
Start Date: 3/10/2026
Days: Tu
Time: 8:00 AM to 4:30 PM
Contact Hours: 6
Sessions: 1
Location: Online
Lake Superior College
$250.00
Location(s):
Online

Instructor(s):
Add to Cart View
Start Date: 4/9/2026
Days: Th
Time: 8:00 AM to 4:30 PM
Contact Hours: 6
Sessions: 1
Location: Online
Lake Superior College
$250.00
Location(s):
Online

Instructor(s):
Add to Cart View