Credentials · Certification
ACI Aggregate Testing Technician - Level 1
ACI certification for sampling and gradation testing of aggregates (AASHTO R 90/ASTM D75, R 76/C702, T 11/C117, T 27/C136). Open-book written exam plus performance exam, no experience prerequisite.
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Verified requirements
| Where | Expires | Renewal | Continuing education |
|---|---|---|---|
| United States (federal) | Yes | 5 years (UNVERIFIED for this program - presumed from ACI norm; confirm on program policy PDF before publishing) | — |
Verified against the issuing authority. Always confirm current rules before acting.