Technician Information for KC Lafferty

First NameKC
Last NameLafferty
Technician ID05870

Associated Labs

Total 4 items.
Lab NameManager NameFull AddressDistrictPage Alias
S2 Engineering, IncorporatedSubramony Krishnamoorthy27075 Cabot Road, Suite 117, Laguna Hills, CA 9173012Lab 1
S2 Engineering, IncorporatedSubramony Krishnamoorthy3227 Producer Way, Unit 109, Pomona, CA 917687Lab 2
S2 Engineering, IncorporatedFrank Melo25104 Rye Canyon Loop, Valencia, CA 913557Lab 3
S2 Engineering, Inc.Subramony Krishnamoorthy2411 North Clancy Street, Building 6, Unit-D, Visalia, CA 932916Lab 4

Test Methods

California Test (CT) Certifications

Total 24 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2023-12-12ExpiredEmily MerrittLab 3
Created based on CT521 certificate ID87737
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2023-12-12ExpiredEmily MerrittLab 3 Created based on CT521 certificate ID87737
CT 541 Flow Cone 2023-12-12ExpiredAshley ShawLab 1, Lab 3, Lab 4(No comments)
CT 523.2 Section B.3 Flexural Strength (Lab Test) 2024-04-04ActiveAshley ShawLab 1, Lab 3(No comments)
CT 524 Flexural Strength of Rapid Strength - PCC 2024-04-04ActiveAshley ShawLab 3, Lab 4(No comments)
CT 231 Relative Compaction - Nuclear Gage 2024-05-04ActiveAshley ShawLab 1, Lab 3, Lab 4(No comments)
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 2, Lab 3, Lab 4(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 4(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 2, Lab 3, Lab 4(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 2, Lab 3, Lab 4(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2026-03-10ActiveAvinash RallaLab 4(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 3, Lab 4(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 2, Lab 3, Lab 4(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 2, Lab 3, Lab 4(No comments)
CT 227 Cleanness Value (JTCP - S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 2, Lab 3, Lab 4(No comments)
CT 229 Durability (JTCP - S&A)2026-03-10ActiveDavid MedinaLab 1, Lab 2, Lab 3, Lab 4(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2027-03-18ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2027-03-18ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2027-03-18ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2027-03-18ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2027-03-18ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2027-03-18ActiveDalton LaBoskey(No lab)(No comments)
CT 556 Slump - PCC (JTCP - PCC)2027-03-18ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2027-03-18ActiveDalton LaBoskeyLab 1, Lab 3, Lab 4(No comments)

AASHTO/ASTM Proficiencies