Technician Information for Roberto A Rubio

First NameRoberto A
Last NameRubio
Technician ID04351
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Associated Labs

Total 3 items.
Lab NameManager NameFull AddressDistrictPage Alias
Sequoia Consultants, IncorporatedRuben Jimenez361 West Grove Avenue, Orange, CA 9286512Lab 1
Sequoia ConsultantsRuben Jimenez8295 Aero Place, Unit 320, San Diego, CA 9212311Lab 2
Sequoia ConsultantsRuben Jimenez710 La Costa Avenue, Encinitas, CA 9202411Lab 3

Test Methods

California Test (CT) Certifications

Total 21 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2022-09-162025-09-16ExpiredBrian EllisLab 1, Lab 2, Lab 3(No comments)
CT 125 AGG Sampling - AGGREGATES 2025-04-292027-04-29ActiveRoy(Chip) DennerLab 1, Lab 2, Lab 3(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2022-09-162025-09-16ExpiredBrian EllisLab 1, Lab 2, Lab 3(No comments)
CT 125 GEN Sampling - GENERAL 2025-04-292027-04-29ActiveRoy(Chip) DennerLab 1, Lab 2, Lab 3(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2022-09-162025-09-16ExpiredBrian EllisLab 1, Lab 2, Lab 3(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2022-09-162025-09-16ExpiredBenjamin MartinezLab 1, Lab 2, Lab 3Disregard Suspension. CSP@dot.ca.gov
CT 205 Percent Crushed Particles (JTCP - S&A)InactiveBrian EllisLab 1, Lab 2(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2022-09-162025-09-16ExpiredBrian EllisLab 1, Lab 2, Lab 3(No comments)
CT 217 Sand Equivalent (JTCP - S&A)InactiveBrian EllisLab 1, Lab 2, Lab 3Did not participate in the 2021 CT217(CSP)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2022-09-162025-09-16ExpiredBrian EllisLab 1, Lab 2, Lab 3(No comments)
CT 227 Cleanness Value (JTCP - S&A)2022-09-162025-09-16ExpiredBrian EllisLab 1, Lab 2, Lab 3(No comments)
CT 229 Durability (JTCP - S&A)2022-09-162025-09-16ExpiredBrian EllisLab 1, Lab 2(No comments)
CT 231 Relative Compaction - Nuclear Gage 2025-04-292027-04-29ActiveRoy(Chip) DennerLab 1, Lab 2, Lab 3(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2024-08-092029-08-09ActiveSarmad DalalLab 1, Lab 2, Lab 3(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2024-08-092029-08-09ActiveSarmad DalalLab 1, Lab 2, Lab 3(No comments)
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2024-08-092029-08-09ActiveSarmad DalalLab 1, Lab 2, Lab 3(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2024-08-092029-08-09ActiveSarmad DalalLab 1, Lab 2, Lab 3(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2024-08-092029-08-09ActiveSarmad DalalLab 1, Lab 2, Lab 3(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2024-08-092029-08-09ActiveSarmad DalalLab 1, Lab 2, Lab 3(No comments)
CT 556 Slump - PCC (JTCP - PCC)2024-08-092029-08-09ActiveSarmad DalalLab 1, Lab 2, Lab 3(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2024-08-092029-08-09ActiveSarmad DalalLab 1, Lab 2, Lab 3(No comments)

AASHTO/ASTM Proficiencies

JTCP Sessions