Technical Certification Program Course Descriptions and Schedules | NDDOT

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The 2025-2026 Schedule will be posted by November 3, 2025.

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The 2025-2026 Schedule will be posted by November 3, 2025.

Courses for a New Certification
Date	Registration	Certification Offered	Required Courses for Certification
Aggregate Tester	DAPA	Aggregate Tester	Aggregate Tester Performance Exam*
Asphalt Mix Tester	DAPA	Asphalt Mix Tester	Aggregate Tester Asphalt Mix Tester Performance Exam(s)*
Asphalt Mix Design & Control	NCAT	Asphalt Mix Controller	Aggregate Testing Asphalt Mix Testing Asphalt Pavement Inspection Asphalt Mix Design and Control
Note: The Asphalt Mix Design & Control course offers two certification options Also note the link takes you to Auburn University's bookstore where NCAT is located.		Asphalt Mix Designer	Aggregate Testing Asphalt Mix Testing Asphalt Pavement Inspection Asphalt Mix Design and Control Performance Exam*
Asphalt Pavement Inspection	NCAT	Asphalt Pavement Inspector	Asphalt Pavement Inspection
Performance Exam* Various dates	NDDOT		For aggregate or asphalt testers. Required to complete certification as a tester.
Soil Field Testing	NDDOT	Soil Field Tester	Course plus performance exam required for tester certification.
Concrete Field Testing See ND Ready Mix & Concrete	NDRM	Concrete Field Tester	ACI Field Testing I if reciprocity requested
Courses for Renewal of a Certification 'Valid through 2025'
Date	Registration	Certification	Required for Renewal
Asphalt Pavement Inspector Renewal	DAPA	API- Asphalt Pavement Inspector	Online course and online exam
Asphalt Mix Renewal	DAPA	Asphalt Mix Tester Asphalt Mix Designer Asphalt Mix Controller	Online course, online exam, and in-person performance exam for tester certification.
Performance Exam for Renewal Various dates	NDDOT	Aggregate or Asphalt Tester	Renewal course plus performance exam required for tester certification.
Soil Field Tester Renewal	NDDOT	Soil Field Tester	New certification and renewal are the same class. Written exams and performance exams are included.