Credentials · Certification
ACI Concrete Strength Testing Technician
ACI lab certification for compressive and flexural strength testing of hardened concrete (ASTM C39, C78, C617, C1231). Written plus performance exam, no experience prerequisite, valid five years.
Read the full guide: ACI Certifications →
Verified requirements
| Where | Expires | Renewal | Continuing education |
|---|---|---|---|
| United States (federal) | Yes | 5 years | — |
Verified against the issuing authority. Always confirm current rules before acting.