Tester Information for Benjamin Estrada

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First NameBenjamin
Last NameEstrada
StatusActive

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
CT D01 - Main LaboratoryLeif Ayres1726 Albee Street, Eureka, CA 955011Lab 1

Test Methods

California Test (CT) Certifications

Total 12 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2026-04-21ActiveAvinash RallaLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2026-04-21ActiveAvinash RallaLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2026-04-21ActiveAvinash RallaLab 1(No comments)
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2026-04-21ActiveAvinash RallaLab 1(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2026-05-19ActiveDavid MedinaLab 1(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2026-05-19ActiveDavid MedinaLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2026-05-19ActiveDavid MedinaLab 1(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2026-05-19ActiveDavid MedinaLab 1(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2026-05-19ActiveDavid MedinaLab 1(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2026-05-19ActiveDarrell ValasekLab 1Expires 3 years from JTCP class date (5/19/23), second written exam given on 6/14/23 by IA 151
CT 227 Cleanness Value (JTCP - S&A)2026-05-19ActiveDavid MedinaLab 1(No comments)
CT 229 Durability (JTCP - S&A)2026-05-19ActiveDavid MedinaLab 1(No comments)

AASHTO/ASTM Proficiencies