
SIAD: Certificates for John Villarraga
                UNOFFICIAL COPY
            Certificates for John Villarraga
Basic Information
| First Name | John | 
|---|---|
| Last Name | Villarraga | 
| Status | Active | 
Associated Labs
Total 1 item.
| Lab Name | Manager Name | Full Address | District | Page Alias | 
|---|---|---|---|---|
| GMU Geotechnical, Incorporated | Mike Moscrop | 30336 Esperanza, Rancho Santa Margarita, CA 92688 | 12 | Lab 1 | 
Test Methods
California Test (CT) Certifications
Total 24 items.
| Test Method | Expiration Date | Status | IA Responsible | Within Lab(s) Scope | Comments | 
|---|---|---|---|---|---|
| CT 105 Calculations - Gradings (JTCP - HMA I / S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 106 Definitions - Specific Gravity (SpG) | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 204 LL, PL, PI | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 205 Percent Crushed Particles (JTCP - S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 206 SpG & Absorption - Coarse Aggregates | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 207 SpG & Absorption - Fine Aggregates | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 209 SpG for Soil | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 217 Sand Equivalent (JTCP - S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 227 Cleanness Value (JTCP - S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | Lab 1 | (No comments) | 
| CT 229 Durability (JTCP - S&A) | 2027-01-10 | Active | Firooz Ahmad Hosainy | (No lab) | (No comments) | 
| CT 234 Uncompacted void - Fine Aggregates | 2026-06-26 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 235 Flat and Elongated Particles | 2026-06-26 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 301 "R" Value | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 304 Sample Preparation - HMA | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 308 Bulk SpG and Density - HMA | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 309 Max SpG and Density - HMA | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 366 Stabilometer | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 370 Moisture Content by Microwave | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| CT 382 AC Content by Ignition Oven | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
AASHTO/ASTM Proficiencies
Total 2 items.
| Test Method | Expiration Date | Status | IA Responsible | Within Lab(s) Scope | Comments | 
|---|---|---|---|---|---|
| AASHTO T84 SpG & Absorption - Fine Aggregates | 2026-03-04 | Active | Ashley Shaw | Lab 1 | (No comments) | 
| AASHTO T85 SpG & Absorption - Coarse Aggregates | 2026-03-04 | Active | Edwin Rojas Flores | Lab 1 | (No comments) | 
             For concerns with missing or erroneous data, please contact your Independent Assurance personnel