Technician Information for Kevyn Thaxton

First NameKevyn
Last NameThaxton
Technician ID05308
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Associated Labs

Total 4 items.
Lab NameManager NameFull AddressDistrictPage Alias
RMA Group - Main LaboratoryJoey Martinez12130 Santa Margarita Court, Rancho Cucamonga, CA 917308Lab 1
RMA GroupSlawek Dymerski12130 Santa Margarita Court, Rancho Cucamonga, CA 917308Lab 2
RMA Mobile Laboratory #11Joey Martinez12130 Santa Margarita Court, Rancho Cucamonga, CA 917308Lab 3
RMA Mobile Laboratory #12Joey Martinez12130 Santa Margarita Court, Rancho Cucamonga, CA 917308Lab 4

Test Methods

California Test (CT) Certifications

Total 25 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 523.2 Section B.3 Flexural Strength (Lab Test) 2024-05-022026-05-02ActiveRoy(Chip) DennerLab 1, Lab 3, Lab 4(No comments)
CT 125 HMA Sampling - HMA 2022-03-292025-03-29ExpiredShaya MeisamifardLab 1, Lab 3, Lab 4(No comments)
CT 125 AGG Sampling - AGGREGATES 2022-11-082025-02-06ExpiredShaya MeisamifardLab 1, Lab 3, Lab 4Couldn't find any document regarding his 125 AGG request back in 2022. He'll request for recertification both 125 HMA and AGG together.
CT 557 Temperature - PCC (JTCP - PCC)2020-12-112025-12-11ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 556 Slump - PCC (JTCP - PCC)2020-12-112025-12-11ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2020-12-112025-12-11ActiveDalton LaBoskeyLab 1(No comments)
CT 541 Flow Cone 2024-05-022026-05-02ActiveRoy(Chip) Denner(No lab)(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2020-12-112025-12-11ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2020-12-112025-12-11ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 533 Ball Penetration - PCC 2024-05-022026-05-02ActiveRoy(Chip) DennerLab 1, Lab 3, Lab 4(No comments)
CT 524 Flexural Strength of Rapid Strength - PCC 2024-05-022026-05-02ActiveRoy(Chip) DennerLab 1, Lab 3, Lab 4(No comments)
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2021-12-112026-12-11ActiveRabiul HyderLab 1, Lab 3, Lab 4(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2020-12-112025-12-11ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2020-12-112025-12-11ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 375 AC Density by Nuclear Gage 2024-05-022026-05-02ActiveRoy(Chip) DennerLab 1(No comments)
CT 231 Relative Compaction - Nuclear Gage 2024-05-022026-05-02ActiveRoy(Chip) DennerLab 1(No comments)
CT 229 Durability (JTCP - S&A)InactiveGraham VelekLab 1(No comments)
CT 227 Cleanness Value (JTCP - S&A)2022-05-202025-06-27ExpiredGraham VelekLab 1, Lab 3, Lab 4(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2022-05-202025-06-27ExpiredGraham VelekLab 1, Lab 3, Lab 4(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2022-05-202025-06-27ExpiredGraham VelekLab 1, Lab 3, Lab 4(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2022-05-202025-06-27ExpiredGraham VelekLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2022-05-202025-06-27ExpiredGraham VelekLab 1(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2022-05-202025-06-27ExpiredGraham VelekLab 1, Lab 3, Lab 4(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2022-05-202025-06-27ExpiredGraham VelekLab 1, Lab 3, Lab 4(No comments)
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2022-05-202025-06-27ExpiredGraham VelekLab 1, Lab 3, Lab 4(No comments)

AASHTO/ASTM Proficiencies

JTCP Sessions