Lab details for S2 Engineering, Incorporated
Basic Information
| Lab Name | S2 Engineering, Incorporated |
|---|---|
| Manager Name | Subramony Krishnamoorthy |
| Lab Email | krishnas@s2-ei.com |
| Lab Telephone | 909-373-8240 |
| Lab Fax | |
| Lab Full Address | 3227 Producer Way, Unit 109, Pomona, CA 91768 |
| Zip | 91768 |
| Lab Type | Private |
| District | 7 |
| Mobile Lab Full Address | , , |
RSP Information
8608 Utica Avenue, Suite 100, Rancho Cucamonga, CA 91730
Test Methods
California Test (CT) Accreditations
Total 10 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Technician Certified? |
|---|---|---|---|---|---|
| CT 105: Calculations - Gradings (JTCP) | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | Yes |
| CT 106: Definitions - Specific Gravity (SpG) | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | No |
| CT 125 GEN: Sampling - GENERAL | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | Yes |
| CT 201: Sample Preparation - Soil and Aggregates (JTCP) | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | Yes |
| CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP) | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | Yes |
| CT 206: SpG & Absorption - Coarse Aggregates | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | No |
| CT 217: Sand Equivalent (JTCP) | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | Yes |
| CT 226: Moisture Content - Soils and Aggregates (JTCP) | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | Yes |
| CT 227: Cleanness Value (JTCP) | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | Yes |
| CT 229: Durability (JTCP) | 2022-02-12 | 2023-02-12 | Expired | Majid Fahrtosh | Yes |
AASHTO/ASTM Proficiencies
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Technician Certified? |
|---|---|---|---|---|---|
No results found. | |||||
Technicians in the Lab
Technician Summary
Technician Details
Details for Ikechi Okoro
| First Name | Ikechi |
|---|---|
| Last Name | Okoro |
| Status | Active |
Total 31 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| CT 105: Calculations - Gradings (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | Yes |
| CT 125 AGG: Sampling - AGGREGATES (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | No |
| CT 125 GEN: Sampling - GENERAL | 2025-07-17 | 2026-07-17 | Active | Ashley Shaw | Yes |
| CT 125 HMA: Sampling - HMA | 2025-03-25 | 2027-03-25 | Active | Ashley Shaw | No |
| CT 201: Sample Preparation - Soil and Aggregates (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | Yes |
| CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | Yes |
| CT 205: Percent Crushed Particles (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | No |
| CT 216: Relative Compaction - Soils and Aggregates (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | No |
| CT 217: Sand Equivalent (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | Yes |
| CT 226: Moisture Content - Soils and Aggregates (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | Yes |
| CT 227: Cleanness Value (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | Yes |
| CT 229: Durability (JTCP) | 2022-10-28 | 2025-10-28 | Active | Dalton LaBoskey | Yes |
| CT 231: Relative Compaction - Nuclear Gage | 2023-07-17 | 2025-07-17 | Active | Ashley Shaw | No |
| CT 308: Bulk SpG and Density - HMA | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 309: Max SpG and Density - HMA | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 375: AC Density by Nuclear Gage | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 504: Air Content of PCC - Pressure Method (JTCP) | 2023-03-17 | 2028-03-17 | Active | David Medina | No |
| CT 518: Unit Weight - PCC (JTCP) | 2023-03-17 | 2028-03-17 | Active | David Medina | No |
| CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231) | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 521.1: Compressive Strength - PCC (ASTM C39 / C617) | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP) | 2023-03-17 | 2028-03-17 | Active | David Medina | No |
| CT 523.2 Section B.3: Flexural Strength (Lab Test) | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 524: Flexural Strength of Rapid Strength - PCC | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 533: Ball Penetration - PCC | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 539: Sampling Fresh Concrete (JTCP) | 2023-03-17 | 2028-03-17 | Active | David Medina | No |
| CT 540: Making Cylinders - PCC (JTCP) | 2023-03-17 | 2028-03-17 | Active | David Medina | No |
| CT 541: Flow Cone | 2025-03-19 | 2026-03-19 | Active | Edwin Rojas Flores | No |
| CT 543: Air Content of PCC - Volumetric Method (JTCP) | 2023-03-17 | 2028-03-17 | Active | David Medina | No |
| CT 552: Relative Compaction of Polymer Concrete | 2023-07-17 | 2024-07-17 | Expired | Ashley Shaw | No |
| CT 556: Slump - PCC (JTCP) | 2023-03-17 | 2028-03-17 | Active | David Medina | No |
| CT 557: Temperature - PCC (JTCP) | 2023-03-17 | 2028-03-17 | Active | David Medina | No |
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
No results found. | |||||
Details for Omar Valdivia
| First Name | Omar |
|---|---|
| Last Name | Valdivia |
| Status | Active |
Total 28 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| CT 105: Calculations - Gradings (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | Yes |
| CT 125 AGG: Sampling - AGGREGATES (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | No |
| CT 125 HMA: Sampling - HMA (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| CT 201: Sample Preparation - Soil and Aggregates (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | Yes |
| CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | Yes |
| CT 205: Percent Crushed Particles (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | No |
| CT 216: Relative Compaction - Soils and Aggregates (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | No |
| CT 217: Sand Equivalent (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | Yes |
| CT 226: Moisture Content - Soils and Aggregates (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | Yes |
| CT 227: Cleanness Value (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | Yes |
| CT 229: Durability (JTCP) | 2024-10-02 | 2027-10-02 | Active | Sarmad Dalal | Yes |
| CT 231: Relative Compaction - Nuclear Gage | 2023-10-11 | 2025-10-11 | Active | Majid Fahrtosh | No |
| CT 306: Reducing Samples of Asphalt Mixtures (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| CT 504: Air Content of PCC - Pressure Method (JTCP) | 2024-06-07 | 2029-06-07 | Active | Sarmad Dalal | No |
| CT 518: Unit Weight - PCC (JTCP) | 2024-06-07 | 2029-06-07 | Active | Sarmad Dalal | No |
| CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231) | 2024-04-03 | 2026-04-03 | Active | Edwin Rojas Flores | No |
| CT 521.1: Compressive Strength - PCC (ASTM C39 / C617) | 2024-04-03 | 2026-04-03 | Active | Edwin Rojas Flores | No |
| CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP) | 2024-06-07 | 2029-06-07 | Active | Sarmad Dalal | No |
| CT 523.2 Section B.3: Flexural Strength (Lab Test) | 2024-04-03 | 2026-04-03 | Active | Edwin Rojas Flores | No |
| CT 524: Flexural Strength of Rapid Strength - PCC | 2024-04-03 | 2026-04-03 | Active | Edwin Rojas Flores | No |
| CT 533: Ball Penetration - PCC | 2025-04-04 | 2027-04-04 | Active | Edwin Rojas Flores | No |
| CT 539: Sampling Fresh Concrete (JTCP) | 2024-06-07 | 2029-06-07 | Active | Sarmad Dalal | No |
| CT 540: Making Cylinders - PCC (JTCP) | 2024-06-07 | 2029-06-07 | Active | Sarmad Dalal | No |
| CT 541: Flow Cone | 2024-04-03 | 2026-04-03 | Active | Edwin Rojas Flores | No |
| CT 543: Air Content of PCC - Volumetric Method (JTCP) | 2024-06-07 | 2029-06-07 | Active | Sarmad Dalal | No |
| CT 552: Relative Compaction of Polymer Concrete | 2024-04-03 | 2026-04-03 | Active | Edwin Rojas Flores | No |
| CT 556: Slump - PCC (JTCP) | 2024-06-07 | 2029-06-07 | Active | Sarmad Dalal | No |
| CT 557: Temperature - PCC (JTCP) | 2024-06-07 | 2029-06-07 | Active | Sarmad Dalal | No |
Total 8 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| AASHTO R47: Reducing Samples of HMA (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| AASHTO R76: Reducing Samples of Agg (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| AASHTO T176: Sand Equivalent (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| AASHTO T255: Evaporable Moisture Content (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
| AASHTO T335: Percentage of Fracture (JTCP) | 2023-12-22 | 2026-12-22 | Active | Firooz Ahmad Hosainy | No |
Details for KC Lafferty
| First Name | KC |
|---|---|
| Last Name | Lafferty |
| Status | Active |
Total 25 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| CT 105: Calculations - Gradings (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | Yes |
| CT 125 AGG: Sampling - AGGREGATES (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | No |
| CT 201: Sample Preparation - Soil and Aggregates (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | Yes |
| CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | Yes |
| CT 205: Percent Crushed Particles (JTCP) | 2023-03-10 | 2026-03-10 | Active | Avinash Ralla | No |
| CT 216: Relative Compaction - Soils and Aggregates (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | No |
| CT 217: Sand Equivalent (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | Yes |
| CT 226: Moisture Content - Soils and Aggregates (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | Yes |
| CT 227: Cleanness Value (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | Yes |
| CT 229: Durability (JTCP) | 2023-03-10 | 2026-03-10 | Active | David Medina | Yes |
| CT 231: Relative Compaction - Nuclear Gage | 2024-08-06 | 2025-08-06 | Active | Ashley Shaw | No |
| CT 504: Air Content of PCC - Pressure Method (JTCP) | 2022-03-18 | 2027-03-18 | Active | Dalton LaBoskey | No |
| CT 518: Unit Weight - PCC (JTCP) | 2022-03-18 | 2027-03-18 | Active | Dalton LaBoskey | No |
| CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231) | 2024-08-06 | 2026-08-06 | Active | Ashley Shaw | No |
| CT 521.1: Compressive Strength - PCC (ASTM C39 / C617) | 2024-08-06 | 2026-08-06 | Active | Ashley Shaw | No |
| CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP) | 2022-03-18 | 2027-03-18 | Active | Dalton LaBoskey | No |
| CT 523.2 Section B.3: Flexural Strength (Lab Test) | 2024-08-06 | 2026-08-06 | Active | Ashley Shaw | No |
| CT 524: Flexural Strength of Rapid Strength - PCC | 2024-08-06 | 2026-08-06 | Active | Ashley Shaw | No |
| CT 533: Ball Penetration - PCC | 2024-08-06 | 2026-08-06 | Active | Ashley Shaw | No |
| CT 539: Sampling Fresh Concrete (JTCP) | 2022-03-18 | 2027-03-18 | Active | Dalton LaBoskey | No |
| CT 540: Making Cylinders - PCC (JTCP) | 2022-03-18 | 2027-03-18 | Active | Dalton LaBoskey | No |
| CT 541: Flow Cone | 2024-08-06 | 2026-08-06 | Active | Ashley Shaw | No |
| CT 543: Air Content of PCC - Volumetric Method (JTCP) | 2022-03-18 | 2027-03-18 | Active | Dalton LaBoskey | No |
| CT 556: Slump - PCC (JTCP) | 2022-03-18 | 2027-03-18 | Active | Dalton LaBoskey | No |
| CT 557: Temperature - PCC (JTCP) | 2022-03-18 | 2027-03-18 | Active | Dalton LaBoskey | No |
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
No results found. | |||||
For concerns with missing or erroneous data, please contact your Independent Assurance personnel