Technician Information for Jacob Guffey

First NameJacob
Last NameGuffey
Technician ID00840

Associated Labs

Lab NameLab Lab Manager NameFull AddressLab Lab DistrictPage Alias
No results found.

Test Methods

California Test (CT) Certifications

Total 13 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2023-11-10ExpiredJasdeep Sandhu(No lab)(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2023-11-10ExpiredJasdeep Sandhu(No lab)(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2023-11-10ExpiredJasdeep Sandhu(No lab)(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2023-11-10ExpiredJasdeep Sandhu(No lab)(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2023-11-10ExpiredJasdeep Sandhu(No lab)(No comments)
CT 556 Slump - PCC (JTCP - PCC)2023-11-10ExpiredJasdeep Sandhu(No lab)(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2023-11-10ExpiredJasdeep Sandhu(No lab)(No comments)
CT 125 AGG Sampling - AGGREGATES 2023-02-04ExpiredMartiniano Ruiz(No lab)(No comments)
CT 125 HMA Sampling - HMA 2023-02-04ExpiredMartiniano Ruiz(No lab)(No comments)
CT 231 Relative Compaction - Nuclear Gage 2023-02-04ExpiredMartiniano Ruiz(No lab)(No comments)
CT 375 AC Density by Nuclear Gage 2023-02-04ExpiredMartiniano Ruiz(No lab)(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2021-08-22ExpiredSeree Yenjai(No lab)(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2021-03-20ExpiredSeree Yenjai(No lab)(No comments)

AASHTO/ASTM Proficiencies