Technician Information for Matthew Decker

First NameMatthew
Last NameDecker
Technician ID07103

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
CT D06 - Bakersfield Field LaboratoryKulwinder Rai1824 Norris Road, Bakersfield, CA 933086Lab 1

Test Methods

California Test (CT) Certifications

Total 18 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES 2025-02-262026-02-26ExpiredSalvador Lopez-ZamoraLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 125 BIT Sampling - BITUMINOUS 2025-02-262026-02-26ExpiredSalvador Lopez-ZamoraLab 1(No comments)
CT 125 CEM Sampling - CEM 2025-02-262026-02-26ExpiredSalvador Lopez-ZamoraLab 1(No comments)
CT 125 GEN Sampling - GENERAL 2025-02-262026-02-26ExpiredSalvador Lopez-ZamoraLab 1(No comments)
CT 125 HMA Sampling - HMA 2025-05-152026-05-15ActiveAllen OliverLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2025-10-312028-10-31ActiveWei GengLab 1(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2026-01-092029-01-09ActiveWei Geng(No lab)(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 227 Cleanness Value (JTCP - S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 229 Durability (JTCP - S&A)2026-01-092029-01-09ActiveWei GengLab 1(No comments)
CT 231 Relative Compaction - Nuclear Gage 2025-04-172026-04-17ActiveSalvador Lopez-ZamoraLab 1(No comments)
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2025-10-312028-10-31ActiveWei GengLab 1(No comments)

AASHTO/ASTM Proficiencies

JTCP Sessions

Total 2 items.
JTCP Training CodeJTCP Training Start DateJTCP Training End Date
HMA1_LB00962025-10-282025-10-31
SA_SJ01352026-01-062026-01-09