Technician Information for Derek Tipps

First NameDerek
Last NameTipps
Technician ID02568

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
MTGLIsaac Chun7742 Arjons Dr, San Diego, CA 9212611Lab 1

Test Methods

California Test (CT) Certifications

Total 28 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 557 Temperature - PCC (JTCP - PCC)2028-08-11ActiveAvinash RallaLab 1(No comments)
CT 556 Slump - PCC (JTCP - PCC)2028-08-11ActiveAvinash RallaLab 1(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2028-08-11ActiveAvinash RallaLab 1(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2028-08-11ActiveAvinash RallaLab 1(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2028-08-11ActiveAvinash RallaLab 1(No comments)
CT 533 Ball Penetration - PCC 2018-03-16ExpiredRoy(Chip) DennerLab 1(No comments)
CT 524 Flexural Strength of Rapid Strength - PCC 2017-04-01ExpiredRoy(Chip) DennerLab 1(No comments)
CT 523.2 Section B.3 Flexural Strength (Lab Test) 2017-04-01ExpiredRoy(Chip) DennerLab 1(No comments)
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2028-08-11ActiveAvinash RallaLab 1(No comments)
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2017-04-01ExpiredRoy(Chip) Denner(No lab)
Created based on CT521 certificate ID35880
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2017-04-01ExpiredRoy(Chip) Denner(No lab) Created based on CT521 certificate ID35880
CT 518 Unit Weight - PCC (JTCP - PCC)2028-08-11ActiveAvinash RallaLab 1(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2028-08-11ActiveAvinash RallaLab 1(No comments)
CT 375 AC Density by Nuclear Gage 2024-12-15ActiveAfsaneh OstovarLab 1(No comments)
CT 231 Relative Compaction - Nuclear Gage 2024-12-15ActiveAfsaneh OstovarLab 1(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2021-08-03ExpiredBiplab BhattacharyaLab 1(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2021-08-03ExpiredBiplab BhattacharyaLab 1(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2021-08-03ExpiredBiplab BhattacharyaLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2021-08-03ExpiredBiplab BhattacharyaLab 1(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2021-08-03ExpiredBiplab BhattacharyaLab 1(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2021-08-03ExpiredBiplab BhattacharyaLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2018-03-16ExpiredRoy(Chip) DennerLab 1(No comments)
CT 125 HMA Sampling - HMA 2025-07-22ActiveRoy(Chip) DennerLab 1(No comments)
CT 125 GEN Sampling - GENERAL 2024-07-22ActiveRoy(Chip) DennerLab 1(No comments)
CT 125 CEM Sampling - CEM 2020-03-21ExpiredRoy(Chip) DennerLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2021-08-03ExpiredBiplab BhattacharyaLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES 2024-07-22ActiveRoy(Chip) DennerLab 1(No comments)
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2021-08-03ExpiredBiplab BhattacharyaLab 1(No comments)

AASHTO/ASTM Proficiencies