Certifications for Charles Roberts
| Certification | Completion Date | Expiration Date | Status |
|---|---|---|---|
| West Virginia Aggregate Sampling | 02/10/2022 | 12/31/2025 | Expired |
| West Virginia Asphalt Field and Compaction Technician | 02/25/2022 | 12/31/2025 | Expired |
| West Virginia PCC Inspector | 01/27/2022 | 12/31/2025 | Expired |