Technician Information for Mathew Spencer

First NameMathew
Last NameSpencer
Technician ID05259

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
CT D05 - Paso Robles ConstructionDavid Gleffe3230 Riverside Avenue, Suite 30, Paso Robles, CA 934465Lab 1

Test Methods

California Test (CT) Certifications

Total 28 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 557 Temperature - PCC (JTCP - PCC)2026-10-08ActiveSarbjit GrewalLab 1(No comments)
CT 556 Slump - PCC (JTCP - PCC)2026-10-08ActiveSarbjit Grewal(No lab)(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2026-10-08ActiveSarbjit Grewal(No lab)(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2026-10-08ActiveSarbjit GrewalLab 1(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2026-10-08ActiveSarbjit GrewalLab 1(No comments)
CT 533 Ball Penetration - PCC 2025-10-25ActiveSarbjit Grewal(No lab)(No comments)
CT 531 Core Length - PCC 2023-10-12ExpiredMartiniano Ruiz(No lab)(No comments)
CT 524 Flexural Strength of Rapid Strength - PCC 2023-10-12ExpiredMartiniano Ruiz(No lab)(No comments)
CT 523.2 Section B.3 Flexural Strength (Lab Test) 2023-10-12ExpiredMartiniano Ruiz(No lab)(No comments)
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2026-10-08ActiveSarbjit Grewal(No lab)(No comments)
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2023-10-12ExpiredEmily Merritt(No lab)
Created based on CT521 certificate ID78536
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2023-10-12ExpiredEmily Merritt(No lab) Created based on CT521 certificate ID78536
CT 518 Unit Weight - PCC (JTCP - PCC)2026-10-08ActiveSarbjit Grewal(No lab)(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2026-10-08ActiveSarbjit Grewal(No lab)(No comments)
CT 375 AC Density by Nuclear Gage 2025-10-25ActiveSarbjit GrewalLab 1(No comments)
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2024-08-13ActiveSarbjit Grewal(No lab)(No comments)
CT 231 Relative Compaction - Nuclear Gage 2025-10-25ActiveSarbjit GrewalLab 1(No comments)
CT 229 Durability (JTCP - S&A)2024-07-30ActiveSarbjit GrewalLab 1(No comments)
CT 227 Cleanness Value (JTCP - S&A)2024-07-30ActiveSarbjit GrewalLab 1(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2024-07-30ActiveSarbjit GrewalLab 1(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2024-07-30ActiveSarbjit GrewalLab 1(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2024-07-30ActiveSarbjit GrewalLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2024-07-30ActiveSarbjit Grewal(No lab)(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2024-07-30ActiveSarbjit GrewalLab 1(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2024-07-30ActiveSarbjit GrewalLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2024-08-13ActiveSarbjit GrewalLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2024-08-13ActiveSarbjit GrewalLab 1(No comments)
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2024-08-13ActiveSarbjit GrewalLab 1(No comments)

AASHTO/ASTM Proficiencies