SIAD: Certificates for Leonard Robertson
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Certificates for Leonard Robertson
Basic Information
| First Name | Leonard |
|---|---|
| Last Name | Robertson |
| Status | Active |
Associated Labs
Total 1 item.
| Lab Name | Manager Name | Full Address | District | Page Alias |
|---|---|---|---|---|
| Smith Emery Laboratories - Anaheim | Carlos Lievanos | 1195 North Tustin Avenue, Anaheim, CA 92807 | 12 | Lab 1 |
Test Methods
California Test (CT) Certifications
Total 19 items.
| Test Method | Expiration Date | Status | IA Responsible | Within Lab(s) Scope | Comments |
|---|---|---|---|---|---|
| CT 125 ADMIX Sampling - ADMIXTURE | 2022-05-21 | Expired | Ashley Shaw | Lab 1 | Date adjusted to make three year cert. IA 68 |
| CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A) | 2022-05-21 | Expired | Afsaneh Ostovar | Lab 1 | (No comments) |
| CT 125 BIT Sampling - BITUMINOUS | 2022-05-21 | Expired | Ashley Shaw | Lab 1 | Date adjusted to make three year cert. IA 68 |
| CT 125 CEM Sampling - CEM | 2022-05-21 | Expired | Ashley Shaw | Lab 1 | Date adjusted to make three year cert. IA 68 |
| CT 125 GEN Sampling - GENERAL | 2022-05-21 | Expired | Ashley Shaw | Lab 1 | Date adjusted to make three year cert. IA 68 |
| CT 125 HMA Sampling - HMA (JTCP - HMA I) | 2022-05-21 | Expired | Afsaneh Ostovar | Lab 1 | (No comments) |
| CT 231 Relative Compaction - Nuclear Gage | 2025-05-10 | Active | Afsaneh Ostovar | Lab 1 | (No comments) |
| CT 375 AC Density by Nuclear Gage | 2025-05-10 | Active | Afsaneh Ostovar | Lab 1 | (No comments) |
| CT 504 Air Content of PCC - Pressure Method (JTCP - PCC) | 2026-10-22 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 518 Unit Weight - PCC (JTCP - PCC) | 2026-10-22 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 521 Compressive Strength - PCC | 2019-04-23 | Expired | Chad Claxton | Lab 1 | (No comments) |
| CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC) | 2026-10-22 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 523.2 Section B.3 Flexural Strength (Lab Test) | 2019-04-23 | Expired | Chad Claxton | Lab 1 | (No comments) |
| CT 524 Flexural Strength of Rapid Strength - PCC | 2019-04-23 | Expired | Chad Claxton | Lab 1 | (No comments) |
| CT 539 Sampling Fresh Concrete (JTCP - PCC) | 2026-10-22 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 540 Making Cylinders - PCC (JTCP - PCC) | 2026-10-22 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC) | 2026-10-22 | Active | Sarbjit Grewal | (No lab) | (No comments) |
| CT 556 Slump - PCC (JTCP - PCC) | 2026-10-22 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
| CT 557 Temperature - PCC (JTCP - PCC) | 2026-10-22 | Active | Sarbjit Grewal | Lab 1 | (No comments) |
AASHTO/ASTM Proficiencies
| Test Method | Expiration Date | Status | IA Responsible | Within Lab(s) Scope | Comments |
|---|---|---|---|---|---|
No results found. | |||||
For concerns with missing or erroneous data, please contact your Independent Assurance personnel