SIAD: Certificates for William Grieder
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Certificates for William Grieder
Basic Information
| First Name | William |
|---|---|
| Last Name | Grieder |
| Status | Active |
Associated Labs
Total 1 item.
| Lab Name | Manager Name | Full Address | District | Page Alias |
|---|---|---|---|---|
| Earth Systems Pacific - Ventura | Meng Wei Lu | 5917 Olivas Park Drive, Suite F, Ventura, CA 93003 | 7 | Lab 1 |
Test Methods
California Test (CT) Certifications
Total 16 items.
| Test Method | Expiration Date | Status | IA Responsible | Within Lab(s) Scope | Comments |
|---|---|---|---|---|---|
| CT 125 AGG Sampling - AGGREGATES | 2025-02-08 | Expired | Ashley Shaw | Lab 1 | (No comments) |
| CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| CT 125 GEN Sampling - GENERAL | 2025-02-08 | Expired | Ashley Shaw | Lab 1 | (No comments) |
| CT 125 HMA Sampling - HMA | 2025-02-08 | Expired | Ashley Shaw | Lab 1 | (No comments) |
| CT 125 HMA Sampling - HMA (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| CT 231 Relative Compaction - Nuclear Gage | 2025-12-13 | Active | Ashley Shaw | Lab 1 | (No comments) |
| CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| CT 375 AC Density by Nuclear Gage | 2025-12-13 | Active | Ashley Shaw | Lab 1 | (No comments) |
| CT 504 Air Content of PCC - Pressure Method (JTCP - PCC) | 2026-03-12 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 518 Unit Weight - PCC (JTCP - PCC) | 2026-03-12 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 533 Ball Penetration - PCC | 2025-12-13 | Active | Ashley Shaw | Lab 1 | (No comments) |
| CT 539 Sampling Fresh Concrete (JTCP - PCC) | 2026-03-12 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 540 Making Cylinders - PCC (JTCP - PCC) | 2026-03-12 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC) | 2026-03-12 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 556 Slump - PCC (JTCP - PCC) | 2026-03-12 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 557 Temperature - PCC (JTCP - PCC) | 2026-03-12 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
AASHTO/ASTM Proficiencies
Total 9 items.
| Test Method | Expiration Date | Status | IA Responsible | Within Lab(s) Scope | Comments |
|---|---|---|---|---|---|
| AASHTO T11 Sieve Analysis (Washing) - Fine Aggregates (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| AASHTO T30 Mechanical Analysis of Extracted Aggregate (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | (No lab) | (No comments) |
| AASHTO R47 Reducing Samples of HMA (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| AASHTO R76 Reducing Samples of Agg (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| AASHTO T176 Sand Equivalent (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| AASHTO T255 Evaporable Moisture Content (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
| AASHTO T335 Percentage of Fracture (JTCP - HMA I) | 2028-04-18 | Active | Graham Velek | Lab 1 | (No comments) |
For concerns with missing or erroneous data, please contact your Independent Assurance personnel