Lab details for S2 Engineering

Basic Information

Lab NameS2 Engineering
Manager NameSagar Pandey
Lab Emailspandy@s2-ei.com
Lab Telephone909-373-8240
Lab Fax909-373-8241
Lab Full Address3639 San Gabriel River Parkway, Pico Rivera, CA 90660
Zip90660
Lab TypePrivate
District7
Mobile Lab Full Address, ,
Mobile Lab Tel(not set)

RSP Information

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

Test Methods

California Test (CT) Accreditations

Total 33 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
CT 105: Calculations - Gradings (JTCP)2016-11-102017-11-10ExpiredRobby RodriguezYes
CT 106: Definitions - Specific Gravity (SpG)2016-11-102017-11-10ExpiredRobby RodriguezYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2016-11-102017-11-10ExpiredRobby RodriguezYes
CT 125 ADMIX: Sampling - ADMIXTURE2016-11-102017-11-10ExpiredMajid FahrtoshNo
CT 125 AGG: Sampling - AGGREGATES (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 125 BIT: Sampling - BITUMINOUS2016-11-102017-11-10ExpiredMajid FahrtoshNo
CT 125 CEM: Sampling - CEM2016-11-102017-11-10ExpiredMajid FahrtoshNo
CT 125 GEN: Sampling - GENERAL2016-11-102017-11-10ExpiredMajid FahrtoshNo
CT 125 HMA: Sampling - HMA (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshNo
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 217: Sand Equivalent (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 227: Cleanness Value (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 229: Durability (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 231: Relative Compaction - Nuclear Gage2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 308: Bulk SpG and Density - HMA2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 309: Max SpG and Density - HMA2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 370: Moisture Content by Microwave2016-11-102017-11-10ExpiredMajid FahrtoshNo
CT 375: AC Density by Nuclear Gage2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 518: Unit Weight - PCC (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 524: Flexural Strength of Rapid Strength - PCC2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 533: Ball Penetration - PCC2016-11-102017-11-10ExpiredMajid FahrtoshNo
CT 539: Sampling Fresh Concrete (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 540: Making Cylinders - PCC (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 541: Flow Cone2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 552: Relative Compaction of Polymer Concrete2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 556: Slump - PCC (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes
CT 557: Temperature - PCC (JTCP)2016-11-102017-11-10ExpiredMajid FahrtoshYes

AASHTO/ASTM Proficiencies

Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
No results found.

Technicians in the Lab

Technician Summary

Total 2 items.
First NameLast NameActions
JosephAtaei View
Prahlad (Paul) K.Shrestha View

Technician Details

Details for Joseph Ataei

First NameJoseph
Last NameAtaei
StatusInactive
Total 18 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 125 ADMIX: Sampling - ADMIXTURE2017-08-212018-08-21ExpiredChad ClaxtonYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 125 BIT: Sampling - BITUMINOUS2017-08-212018-08-21ExpiredChad ClaxtonYes
CT 125 CEM: Sampling - CEM2017-08-212018-08-21ExpiredChad ClaxtonYes
CT 125 GEN: Sampling - GENERAL2017-08-212018-08-21ExpiredChad ClaxtonYes
CT 125 HMA: Sampling - HMA (JTCP)2017-08-212018-08-21ExpiredChad ClaxtonYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 205: Percent Crushed Particles (JTCP)2023-05-192026-05-19ActiveDavid MedinaNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 217: Sand Equivalent (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 227: Cleanness Value (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 229: Durability (JTCP)2023-05-192026-05-19ActiveDavid MedinaYes
CT 231: Relative Compaction - Nuclear Gage2017-08-212018-08-21ExpiredChad ClaxtonYes
CT 308: Bulk SpG and Density - HMA2017-03-282019-03-28ExpiredChad ClaxtonYes
CT 309: Max SpG and Density - HMA2017-03-282019-03-28ExpiredChad ClaxtonYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Prahlad (Paul) K. Shrestha

First NamePrahlad (Paul) K.
Last NameShrestha
StatusActive
Total 36 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 106: Definitions - Specific Gravity (SpG)2023-12-112024-12-11ActiveAshley ShawYes
CT 125 ADMIX: Sampling - ADMIXTURE2017-12-272019-12-27ExpiredRoy(Chip) DennerYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 125 BIT: Sampling - BITUMINOUS2017-12-272019-12-27ExpiredRoy(Chip) DennerYes
CT 125 CEM: Sampling - CEM2017-12-272019-12-27ExpiredRoy(Chip) DennerYes
CT 125 GEN: Sampling - GENERAL2017-12-272019-12-27ExpiredRoy(Chip) DennerYes
CT 125 HMA: Sampling - HMA (JTCP)2017-12-272019-12-27ExpiredRoy(Chip) DennerYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-04-292025-04-29ActiveAvinash RallaNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-04-292025-04-29ActiveAvinash RallaYes
CT 231: Relative Compaction - Nuclear Gage2023-12-112024-12-11ActiveAshley ShawYes
CT 308: Bulk SpG and Density - HMA2023-03-052025-03-05ActiveDonya HeidariYes
CT 309: Max SpG and Density - HMA2023-03-052025-03-05ActiveDonya HeidariYes
CT 370: Moisture Content by Microwave2018-01-302020-01-30ExpiredRoy(Chip) DennerYes
CT 375: AC Density by Nuclear Gage2023-12-112024-12-11ActiveAshley ShawYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2021-10-222026-10-22ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2021-10-222026-10-22ActiveSarbjit GrewalYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-03-052025-03-05ActiveMajid FahrtoshYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-03-052025-03-05ActiveMajid FahrtoshYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2021-10-222026-10-22ActiveSarbjit GrewalYes
CT 523.2 Section B.3: Flexural Strength (Lab Test)2021-01-202022-01-20ExpiredAshley ShawNo
CT 524: Flexural Strength of Rapid Strength - PCC2023-03-052025-03-05ActiveDonya HeidariYes
CT 533: Ball Penetration - PCC2017-12-272019-12-27ExpiredRoy(Chip) DennerYes
CT 539: Sampling Fresh Concrete (JTCP)2021-10-222026-10-22ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2021-10-222026-10-22ActiveSarbjit GrewalYes
CT 541: Flow Cone2023-03-052025-03-05ActiveDonya HeidariYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2021-10-222026-10-22ActiveSarbjit GrewalNo
CT 552: Relative Compaction of Polymer Concrete2023-03-052025-03-05ActiveDonya HeidariYes
CT 556: Slump - PCC (JTCP)2021-10-222026-10-22ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2021-10-222026-10-22ActiveSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.