Technician Information for Bob Koyama

First NameBob
Last NameKoyama
Technician ID03921

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
CT D04 - Pleasanton Field LaboratoryDennis Yeung5675 Gibraltar Drive, Pleasanton, CA 945884Lab 1

Test Methods

California Test (CT) Certifications

Total 5 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 125 AGG Sampling - AGGREGATES 2025-10-142026-10-14ActiveJoshua GallawayLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2019-02-112022-02-11ExpiredEd GamboaLab 1(No comments)
CT 125 GEN Sampling - GENERAL 2025-10-142026-10-14ActiveJoshua GallawayLab 1(No comments)
CT 125 HMA Sampling - HMA 2025-10-212026-10-21ActiveJoshua GallawayLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2019-02-112022-02-11ExpiredEd GamboaLab 1(No comments)

AASHTO/ASTM Proficiencies