Lab details for CT D04 - Richmond Field Laboratory
Basic Information
| Lab Name | CT D04 - Richmond Field Laboratory |
|---|---|
| Manager Name | Ignacio Arechiga |
| Lab Email | Ignacio.Arechiga@dot.ca.gov |
| Lab Telephone | 510-385-7413 |
| Lab Fax | |
| Lab Full Address | 3401 Regatta Boulevard, Richmond, CA 94804 |
| Zip | 94804 |
| Lab Type | Caltrans |
| District | 4 |
| Mobile Lab Full Address | , , |
RSP Information
3401 Regatta Boulevard, Richmond, CA 94804
Test Methods
California Test (CT) Accreditations
Total 22 items.
AASHTO/ASTM Proficiencies
Total 15 items.
Technicians in the Lab
Technician Summary
Technician Details
Details for Ignacio Arechiga
| First Name | Ignacio |
|---|---|
| Last Name | Arechiga |
| Status | Active |
Total 22 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| CT 105: Calculations - Gradings (JTCP) | 2021-11-19 | 2024-11-19 | Expired | Firooz Ahmad Hosainy | Yes |
| CT 125 AGG: Sampling - AGGREGATES (JTCP) | 2025-01-24 | 2028-01-24 | Active | Firooz Ahmad Hosainy | Yes |
| CT 125 CEM: Sampling - CEM | 2017-05-18 | 2019-05-18 | Expired | Paula Kindinger-Wilcox | No |
| CT 125 HMA: Sampling - HMA (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| CT 201: Sample Preparation - Soil and Aggregates (JTCP) | 2025-03-14 | 2028-03-14 | Active | Firooz Ahmad Hosainy | Yes |
| CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP) | 2025-03-14 | 2028-03-14 | Active | Firooz Ahmad Hosainy | Yes |
| CT 205: Percent Crushed Particles (JTCP) | 2025-03-14 | 2028-03-14 | Active | Firooz Ahmad Hosainy | Yes |
| CT 216: Relative Compaction - Soils and Aggregates (JTCP) | 2025-03-14 | 2028-03-14 | Active | Firooz Ahmad Hosainy | Yes |
| CT 217: Sand Equivalent (JTCP) | 2025-03-14 | 2028-03-14 | Active | Firooz Ahmad Hosainy | Yes |
| CT 226: Moisture Content - Soils and Aggregates (JTCP) | 2025-03-14 | 2028-03-14 | Active | Firooz Ahmad Hosainy | Yes |
| CT 227: Cleanness Value (JTCP) | 2025-03-14 | 2028-03-14 | Inactive | Firooz Ahmad Hosainy | Yes |
| CT 229: Durability (JTCP) | 2025-03-14 | 2028-03-14 | Active | Firooz Ahmad Hosainy | Yes |
| CT 231: Relative Compaction - Nuclear Gage | 2024-05-14 | 2026-05-14 | Active | Alexis England | Yes |
| CT 306: Reducing Samples of Asphalt Mixtures (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| CT 308: Bulk SpG and Density - HMA | 2017-05-18 | 2019-05-18 | Expired | Paula Kindinger-Wilcox | Yes |
| CT 309: Max SpG and Density - HMA | 2017-05-18 | 2019-05-18 | Expired | Paula Kindinger-Wilcox | Yes |
| CT 382: AC Content by Ignition Oven | 2016-06-09 | 2018-06-09 | Expired | Victor Antido | Yes |
| CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP) | 2019-08-27 | 2021-08-27 | Expired | Matthew Chew | Yes |
| CT 523.2 Section B.3: Flexural Strength (Lab Test) | 2019-08-27 | 2021-08-27 | Expired | Matthew Chew | Yes |
| CT 524: Flexural Strength of Rapid Strength - PCC | 2024-05-14 | 2026-05-14 | Active | Alexis England | Yes |
| CT 539: Sampling Fresh Concrete (JTCP) | 2019-08-27 | 2021-08-27 | Expired | Matthew Chew | Yes |
| CT 552: Relative Compaction of Polymer Concrete | 2024-05-14 | 2026-05-14 | Active | Alexis England | Yes |
Total 14 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| AASHTO T30: Mechanical Analysis of Extracted Aggregate (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| AASHTO R47: Reducing Samples of HMA (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| AASHTO R76: Reducing Samples of Agg (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP) | 2025-01-30 | 2028-01-30 | Active | Gabriela Lopez | Yes |
| AASHTO T176: Sand Equivalent (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| AASHTO T209: Max SpG and Density - HMA (JTCP) | 2025-01-30 | 2028-01-30 | Active | Gabriela Lopez | Yes |
| AASHTO T255: Evaporable Moisture Content (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| AASHTO T269: Percent Air Voids - HMA (JTCP) | 2025-01-30 | 2028-01-30 | Active | Gabriela Lopez | Yes |
| AASHTO T275: Bulk SpG - HMA (JTCP) | 2025-01-30 | 2028-01-30 | Active | Gabriela Lopez | Yes |
| AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP) | 2025-01-30 | 2028-01-30 | Active | Gabriela Lopez | Yes |
| AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
| AASHTO T335: Percentage of Fracture (JTCP) | 2025-01-24 | 2028-01-24 | Active | Gabriela Lopez | Yes |
Details for Jose Leon Amparan
| First Name | Jose Leon |
|---|---|
| Last Name | Amparan |
| Status | Active |
Total 16 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| CT 105: Calculations - Gradings (JTCP) | 2026-01-09 | 2029-01-09 | Active | Firooz Ahmad Hosainy | Yes |
| CT 125 AGG: Sampling - AGGREGATES (JTCP) | 2026-01-09 | 2029-01-09 | Inactive | Firooz Ahmad Hosainy | Yes |
| CT 125 HMA: Sampling - HMA (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
| CT 201: Sample Preparation - Soil and Aggregates (JTCP) | 2026-01-09 | 2029-01-09 | Active | Wei Geng | Yes |
| CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP) | 2026-01-09 | 2029-01-09 | Active | Wei Geng | Yes |
| CT 205: Percent Crushed Particles (JTCP) | 2026-01-09 | 2029-01-09 | Active | Wei Geng | Yes |
| CT 216: Relative Compaction - Soils and Aggregates (JTCP) | 2026-01-09 | 2029-01-09 | Active | Wei Geng | Yes |
| CT 217: Sand Equivalent (JTCP) | 2026-01-09 | 2029-01-09 | Active | Wei Geng | Yes |
| CT 226: Moisture Content - Soils and Aggregates (JTCP) | 2026-01-09 | 2029-01-09 | Active | Wei Geng | Yes |
| CT 227: Cleanness Value (JTCP) | 2026-01-09 | 2029-01-09 | Active | Wei Geng | Yes |
| CT 229: Durability (JTCP) | 2026-01-09 | 2029-01-09 | Active | Wei Geng | Yes |
| CT 231: Relative Compaction - Nuclear Gage | 2023-10-26 | 2024-10-26 | Expired | Joshua Gallaway | Yes |
| CT 306: Reducing Samples of Asphalt Mixtures (JTCP) | 2026-02-18 | 2029-02-18 | Inactive | Firooz Ahmad Hosainy | Yes |
| CT 375: AC Density by Nuclear Gage | 2020-03-10 | 2022-03-10 | Expired | David Small | Yes |
| CT 524: Flexural Strength of Rapid Strength - PCC | 2023-10-26 | 2024-10-26 | Expired | Joshua Gallaway | Yes |
| CT 552: Relative Compaction of Polymer Concrete | 2024-05-14 | 2025-05-14 | Expired | Alexis England | Yes |
Total 17 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T30: Mechanical Analysis of Extracted Aggregate (JTCP) | 2026-02-18 | 2029-02-18 | Inactive | Firooz Ahmad Hosainy | Yes |
| AASHTO R47: Reducing Samples of HMA (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO R76: Reducing Samples of Agg (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T84: SpG & Absorption - Fine Aggregates | 2023-04-11 | 2025-04-11 | Expired | David Small | No |
| AASHTO T85: SpG & Absorption - Coarse Aggregates | 2023-04-11 | 2025-04-11 | Expired | David Small | No |
| AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP) | 2025-11-05 | 2028-11-05 | Active | Gabriela Lopez | Yes |
| AASHTO T176: Sand Equivalent (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T209: Max SpG and Density - HMA (JTCP) | 2025-11-05 | 2028-11-05 | Active | Gabriela Lopez | Yes |
| AASHTO T255: Evaporable Moisture Content (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T269: Percent Air Voids - HMA (JTCP) | 2025-11-05 | 2028-11-05 | Active | Gabriela Lopez | Yes |
| AASHTO T275: Bulk SpG - HMA (JTCP) | 2025-11-05 | 2028-11-05 | Active | Gabriela Lopez | Yes |
| AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP) | 2025-11-05 | 2028-11-05 | Active | Gabriela Lopez | Yes |
| AASHTO T312: Gyratory Compactor | 2022-10-06 | 2024-10-06 | Expired | David Small | No |
| AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T335: Percentage of Fracture (JTCP) | 2026-02-18 | 2029-02-18 | Active | Firooz Ahmad Hosainy | Yes |
Details for Vuong Dao
| First Name | Vuong |
|---|---|
| Last Name | Dao |
| Status | Active |
Total 12 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| CT 105: Calculations - Gradings (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 125 AGG: Sampling - AGGREGATES (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 125 HMA: Sampling - HMA (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
| CT 201: Sample Preparation - Soil and Aggregates (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 205: Percent Crushed Particles (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 216: Relative Compaction - Soils and Aggregates (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 217: Sand Equivalent (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 226: Moisture Content - Soils and Aggregates (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 227: Cleanness Value (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 229: Durability (JTCP) | 2024-03-15 | 2027-03-15 | Active | Firooz Ahmad Hosainy | Yes |
| CT 306: Reducing Samples of Asphalt Mixtures (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
Total 13 items.
| Test Method | Obtained Date | Expiration Date | Status | IA Responsible | Within Lab Scope? |
|---|---|---|---|---|---|
| AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO R47: Reducing Samples of HMA (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO R76: Reducing Samples of Agg (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP) | 2024-03-21 | 2027-03-21 | Active | Gabriela Lopez | Yes |
| AASHTO T176: Sand Equivalent (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T209: Max SpG and Density - HMA (JTCP) | 2024-03-21 | 2027-03-21 | Active | Gabriela Lopez | Yes |
| AASHTO T255: Evaporable Moisture Content (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T269: Percent Air Voids - HMA (JTCP) | 2024-03-21 | 2027-03-21 | Active | Gabriela Lopez | Yes |
| AASHTO T275: Bulk SpG - HMA (JTCP) | 2024-03-21 | 2027-03-21 | Active | Gabriela Lopez | Yes |
| AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP) | 2024-03-21 | 2027-03-21 | Active | Gabriela Lopez | Yes |
| AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
| AASHTO T335: Percentage of Fracture (JTCP) | 2024-03-08 | 2027-03-08 | Active | Firooz Ahmad Hosainy | Yes |
For concerns with missing or erroneous data, please contact your Independent Assurance personnel