Lab details for S2 Engineering, Incorporated

Basic Information

Lab NameS2 Engineering, Incorporated
Manager NameSubramony Krishnamoorthy
Lab Emailkrishnas@s2-ei.com
Lab Telephone909-373-8240
Lab Fax
Lab Full Address3227 Producer Way, Unit 109, Pomona, CA 91768
Zip91768
Lab TypePrivate
District7

RSP Information

8608 Utica Avenue, Suite 100, Rancho Cucamonga, CA 91730

Test Methods

California Test (CT) Accreditations

AASHTO/ASTM Proficiencies

Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
No results found.

Technicians in the Lab

Technician Summary

Total 3 items.
First NameLast NameActions
IkechiOkoro View
OmarValdivia View
KCLafferty View

Technician Details

Details for Ikechi Okoro

First NameIkechi
Last NameOkoro
StatusActive
Total 31 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyNo
CT 125 GEN: Sampling - GENERAL2025-07-172026-07-17ActiveAshley ShawYes
CT 125 HMA: Sampling - HMA2025-03-252027-03-25ActiveAshley ShawNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyYes
CT 205: Percent Crushed Particles (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyNo
CT 217: Sand Equivalent (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyYes
CT 227: Cleanness Value (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyYes
CT 229: Durability (JTCP)2022-10-282025-10-28ActiveDalton LaBoskeyYes
CT 231: Relative Compaction - Nuclear Gage2023-07-172025-07-17ActiveAshley ShawNo
CT 308: Bulk SpG and Density - HMA2023-07-172024-07-17ActiveAshley ShawNo
CT 309: Max SpG and Density - HMA2023-07-172024-07-17ActiveAshley ShawNo
CT 375: AC Density by Nuclear Gage2022-07-272023-07-27ExpiredAshley ShawNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-03-172028-03-17ActiveDavid MedinaNo
CT 518: Unit Weight - PCC (JTCP)2023-03-172028-03-17ActiveDavid MedinaNo
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-07-172024-07-17ActiveEmily MerrittNo
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-07-172024-07-17ActiveEmily MerrittNo
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-03-172028-03-17ActiveDavid MedinaNo
CT 523.2 Section B.3: Flexural Strength (Lab Test)2023-07-172024-07-17ActiveAshley ShawNo
CT 524: Flexural Strength of Rapid Strength - PCC2023-07-172024-07-17ActiveAshley ShawNo
CT 533: Ball Penetration - PCC2023-07-172024-07-17ActiveAshley ShawNo
CT 539: Sampling Fresh Concrete (JTCP)2023-03-172028-03-17ActiveDavid MedinaNo
CT 540: Making Cylinders - PCC (JTCP)2023-03-172028-03-17ActiveDavid MedinaNo
CT 541: Flow Cone2023-07-172024-07-17ActiveAshley ShawNo
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-03-172028-03-17ActiveDavid MedinaNo
CT 552: Relative Compaction of Polymer Concrete2023-07-172024-07-17ActiveAshley ShawNo
CT 556: Slump - PCC (JTCP)2023-03-172028-03-17ActiveDavid MedinaNo
CT 557: Temperature - PCC (JTCP)2023-03-172028-03-17ActiveDavid MedinaNo
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Omar Valdivia

First NameOmar
Last NameValdivia
StatusActive
Total 27 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
CT 125 HMA: Sampling - HMA (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2021-11-052024-11-05ActiveSoroosh AmelianYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2021-11-052024-11-05ActiveSoroosh AmelianYes
CT 205: Percent Crushed Particles (JTCP)2021-11-052024-11-05ActiveSoroosh AmelianNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2021-11-052024-11-05ActiveSoroosh AmelianNo
CT 217: Sand Equivalent (JTCP)2021-11-052024-11-05ActiveSoroosh AmelianYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2021-11-052024-11-05ActiveSoroosh AmelianYes
CT 227: Cleanness Value (JTCP)2021-11-052024-11-05ActiveSoroosh AmelianYes
CT 229: Durability (JTCP)2021-11-052024-11-05ActiveSoroosh AmelianYes
CT 231: Relative Compaction - Nuclear Gage2023-10-112025-10-11ActiveMajid FahrtoshNo
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2019-06-292024-06-29ActiveSarbjit GrewalNo
CT 518: Unit Weight - PCC (JTCP)2019-06-292024-06-29ActiveSarbjit GrewalNo
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-04-182024-04-18ActiveEmily MerrittNo
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-04-182024-04-18ActiveEmily MerrittNo
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2019-06-292024-06-29ActiveDalton LaBoskeyNo
CT 523.2 Section B.3: Flexural Strength (Lab Test)2023-04-182024-04-18ActiveMajid FahrtoshNo
CT 524: Flexural Strength of Rapid Strength - PCC2023-04-182024-04-18ActiveMajid FahrtoshNo
CT 539: Sampling Fresh Concrete (JTCP)2019-06-292024-06-29ActiveSarbjit GrewalNo
CT 540: Making Cylinders - PCC (JTCP)2019-06-292024-06-29ActiveSarbjit GrewalNo
CT 541: Flow Cone2023-04-182024-04-18ActiveMajid FahrtoshNo
CT 543: Air Content of PCC - Volumetric Method (JTCP)2019-06-292024-06-29ActiveSarbjit GrewalNo
CT 552: Relative Compaction of Polymer Concrete2023-04-182024-04-18ActiveMajid FahrtoshNo
CT 556: Slump - PCC (JTCP)2019-06-292024-06-29ActiveSarbjit GrewalNo
CT 557: Temperature - PCC (JTCP)2019-06-292024-06-29ActiveSarbjit GrewalNo
Total 8 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
AASHTO R47: Reducing Samples of HMA (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
AASHTO R76: Reducing Samples of Agg (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
AASHTO T176: Sand Equivalent (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
AASHTO T255: Evaporable Moisture Content (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo
AASHTO T335: Percentage of Fracture (JTCP)2023-12-222026-12-22ActiveFirooz Ahmad HosainyNo

Details for KC Lafferty

First NameKC
Last NameLafferty
StatusActive
Total 24 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2023-03-102026-03-10ActiveDavid MedinaYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-03-102026-03-10ActiveDavid MedinaNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2023-03-102026-03-10ActiveDavid MedinaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2023-03-102026-03-10ActiveDavid MedinaYes
CT 205: Percent Crushed Particles (JTCP)2023-03-102026-03-10ActiveAvinash RallaNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2023-03-102026-03-10ActiveDavid MedinaNo
CT 217: Sand Equivalent (JTCP)2023-03-102026-03-10ActiveDavid MedinaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2023-03-102026-03-10ActiveDavid MedinaYes
CT 227: Cleanness Value (JTCP)2023-03-102026-03-10ActiveDavid MedinaYes
CT 229: Durability (JTCP)2023-03-102026-03-10ActiveDavid MedinaYes
CT 231: Relative Compaction - Nuclear Gage2023-05-042024-05-04ActiveAshley ShawNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2022-03-182027-03-18ActiveDalton LaBoskeyNo
CT 518: Unit Weight - PCC (JTCP)2022-03-182027-03-18ActiveDalton LaBoskeyNo
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2022-12-122023-12-12ExpiredEmily MerrittNo
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2022-12-122023-12-12ExpiredEmily MerrittNo
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2022-03-182027-03-18ActiveDalton LaBoskeyNo
CT 523.2 Section B.3: Flexural Strength (Lab Test)2023-04-042024-04-04ActiveAshley ShawNo
CT 524: Flexural Strength of Rapid Strength - PCC2023-04-042024-04-04ActiveAshley ShawNo
CT 539: Sampling Fresh Concrete (JTCP)2022-03-182027-03-18ActiveDalton LaBoskeyNo
CT 540: Making Cylinders - PCC (JTCP)2022-03-182027-03-18ActiveDalton LaBoskeyNo
CT 541: Flow Cone2022-12-122023-12-12ExpiredAshley ShawNo
CT 543: Air Content of PCC - Volumetric Method (JTCP)2022-03-182027-03-18ActiveDalton LaBoskeyNo
CT 556: Slump - PCC (JTCP)2022-03-182027-03-18ActiveDalton LaBoskeyNo
CT 557: Temperature - PCC (JTCP)2022-03-182027-03-18ActiveDalton LaBoskeyNo
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.