Tester Information for Joshua Gumbish
Basic Information
| First Name | Joshua |
|---|---|
| Last Name | Gumbish |
| Status | Active |
Associated Labs
Total 1 item.
| Lab Name | Manager Name | Full Address | District | Page Alias |
|---|---|---|---|---|
| GarcoTesting Laboratories - Pleasanton | Hongbin Xie | 1544 Stanley Boulevard, Pleasanton, CA 94566 | 4 | Lab 1 |
Test Methods
California Test (CT) Certifications
Total 6 items.
| Test Method | Expiration Date | Status | IA Responsible | Within Lab(s) Scope | Comments |
|---|---|---|---|---|---|
| CT 375 AC Density by Nuclear Gage | 2023-08-18 | Active | David Small | (No lab) | (No comments) |
| CT 231 Relative Compaction - Nuclear Gage | 2023-09-21 | Active | David Small | (No lab) | (No comments) |
| CT 105 Calculations - Gradings (JTCP - HMA I / S&A) | 2025-05-13 | Active | Dalton LaBoskey | Lab 1 | (No comments) |
| CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A) | 2025-05-13 | Active | Dalton LaBoskey | Lab 1 | (No comments) |
| CT 125 HMA Sampling - HMA (JTCP - HMA I) | 2025-05-13 | Active | Dalton LaBoskey | Lab 1 | (No comments) |
| CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I) | 2025-05-13 | Active | Dalton LaBoskey | Lab 1 | (No comments) |
AASHTO/ASTM Proficiencies
Total 13 items.
For concerns with missing or erroneous data, please contact your Independent Assurance personnel