Technician Information for Robert Guillen

First NameRobert
Last NameGuillen
Technician ID06172

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
CT D08 - Fontana Southern Regional LaboratoryZihui “Lance” Li 13970 Victoria Street, Fontana, CA 923368Lab 1

Test Methods

California Test (CT) Certifications

Total 13 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
CT 229 Durability (JTCP - S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)
CT 227 Cleanness Value (JTCP - S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)
CT 211 LA Rattler 2025-02-272027-02-27ActiveBenjamin MartinezLab 1(No comments)
CT 206 SpG & Absorption - Coarse Aggregates 2025-02-182026-02-18ActiveBenjamin MartinezLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2023-05-192026-05-19ActiveAvinash RallaLab 1(No comments)

AASHTO/ASTM Proficiencies

Total 15 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
AASHTO T96 L.A. Rattler 2025-02-272027-02-27ActiveBenjamin MartinezLab 1(No comments)
AASHTO T85 SpG & Absorption - Coarse Aggregates 2025-02-192026-02-19ActiveBenjamin MartinezLab 1(No comments)
AASHTO T335 Percentage of Fracture (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
AASHTO T308 AC Content (Ignition Oven) - HMA (JTCP - HMA II)2023-09-142026-09-14ActiveAvinash RallaLab 1(No comments)
AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
AASHTO T275 Bulk SpG - HMA (JTCP - HMA II)2023-09-142026-09-14ActiveAvinash RallaLab 1(No comments)
AASHTO T269 Percent Air Voids - HMA (JTCP - HMA II)2023-09-142026-09-14ActiveAvinash RallaLab 1(No comments)
AASHTO T255 Evaporable Moisture Content (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
AASHTO T209 Max SpG and Density - HMA (JTCP - HMA II)InactiveBenjamin MartinezLab 1Opted Out of or Did not participate in 2025 CSP AASHTO T-209. Please contact CSP@dot.ca.gov for reinstatement instructions.
AASHTO T176 Sand Equivalent (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
AASHTO T166 Bulk SpG of Compacted HMA - SSD (JTCP - HMA II)2023-09-142026-09-14ActiveAvinash RallaLab 1(No comments)
AASHTO T11 Sieve Analysis (Washing) - Fine Aggregates (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
AASHTO R76 Reducing Samples of Agg (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)
AASHTO R47 Reducing Samples of HMA (JTCP - HMA I)2023-08-042026-08-04ActiveGabriela LopezLab 1(No comments)