ACI Certifications
Earn nationally recognized credentials through the Colorado Ready Mixed Concrete Association’s (CRMCA) certification programs. From field testing and strength testing to flatwork finishing and concrete construction specialties, our exams—administered in partnership with the American Concrete Institute (ACI)—ensure industry professionals meet the highest standards of quality, safety, and technical expertise.
Concrete Field Testing Technician—Grade I
Open for Registration 02.19.2026 [Durango] - Shared Session with Strength (Separate Registration Link)
Open for Registration 02.25.2026 [Colorado Springs]
Open for Registration 03.11.2026 [Grand Junction]
Open for Registration 03.25.2026 [Denver]
Notice These are EXAM ONLY sessions—No training or review will be available at the exam.
TRAINING: Concrete Field Testing Technician—Grade I
Open for Registration 02.20.2026 [Grand Junction]
Open for Registration 03.26.2026 [Denver]
Registration Link Field 1 TRAINING Registration
Notice These are TRAINING SESSIONS ONLY—no exams will be administered at these sessions.
Concrete Strength Testing Technician
Open for Registration 02.05.2026 [Denver]
Open for Registration 02.19.2026 [Durango] - Shared Session with Field 1 (Separate Registration Link)
Open for Registration 03.10.2026 [Denver]
Open for Registration 03.12.2026 [Grand Junction]
Notice These are EXAM ONLY sessions—No training or review will be available at the exam.
Aggregate Testing Technician—Level 1
Open for Registration 02.05.2026 [Denver]
Open for Registration 03.10.2026 [Denver]
Open for Registration 03.12.2026 [Grand Junction]
Registration Link Strength & Aggregate Level 1 Registration
Notice These are EXAM ONLY sessions—No training or review will be available at the exam.
Concrete Flatwork Associate, Finisher, & Advanced Finisher
Open for Registration 03.13.2026 [Centennial]
Registration Link Flatwork Associate Registration
Concrete Construction Special Inspector
Notice If you need to schedule a retest for a failed portion of this exam, please email aci@coloradocaa.org for assistance.
Concrete Transportation Construction Inspector
Notice If you need to schedule a retest for a failed portion of this exam, please email aci@coloradocaa.org for assistance.
Links & Resources
Transfers & Cancellations
Transfer and Cancellation requests must be received with no less than 5 business days’ notice before the date of the exam in order to be eligible for a change or refund. In order to request a transfer or cancellation, the request must be emailed to aci@coloradocaa.org; verbal requests will not be considered.