Technician Information for Miguel Contreras

First NameMiguel
Last NameContreras
Technician ID02142

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
Twining Laboratories of Southern CaliforniaCorey Rhodes3310 Airport Way, Long Beach, CA 908067Lab 1

Test Methods

California Test (CT) Certifications

Total 12 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2021-10-15ExpiredRichard HibbardLab 1(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2021-10-15ExpiredRichard HibbardLab 1(No comments)
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2024-09-22ExpiredMajid FahrtoshLab 1
Created based on CT521 certificate ID28902
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2024-09-22ExpiredMajid FahrtoshLab 1 Created based on CT521 certificate ID28902
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2021-10-15ExpiredAshley ShawLab 1Date adjusted to reflect expiration of other ACI tests IA 68
CT 523.2 Section B.3 Flexural Strength (Lab Test) 2024-09-22ExpiredAshley ShawLab 1(No comments)
CT 524 Flexural Strength of Rapid Strength - PCC 2024-09-22ExpiredAshley ShawLab 1(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2021-10-15ExpiredRichard HibbardLab 1(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2021-10-15ExpiredRichard HibbardLab 1(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2021-10-15ExpiredRichard Hibbard(No lab)(No comments)
CT 556 Slump - PCC (JTCP - PCC)2021-10-15ExpiredRichard HibbardLab 1(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2021-10-15ExpiredRichard HibbardLab 1(No comments)

AASHTO/ASTM Proficiencies