Lab details for CT HQ - Aggregate Laboratory

Basic Information

Lab NameCT HQ - Aggregate Laboratory
Manager NameJohn O'Mara
Lab Emailjohn.omara@dot.ca.gov
Lab Telephone213-310-2441
Lab Fax
Lab Full Address5900 Folsom Boulevard, Sacramento, CA 95819
Zip95819
Lab TypeCaltrans
District59

RSP Information

5900 Folsom Boulevard, Sacramento, CA 95819

Test Methods

California Test (CT) Accreditations

Total 19 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
CT 105: Calculations - Gradings (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 125 AGG: Sampling - AGGREGATES2023-04-062024-04-06ActiveIgnocencio HerreraNo
CT 125 GEN: Sampling - GENERAL2023-04-062024-04-06ActiveIgnocencio HerreraNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 205: Percent Crushed Particles (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 206: SpG & Absorption - Coarse Aggregates2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 207: SpG & Absorption - Fine Aggregates2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 208: Apparent SpG - Fine Aggregates2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 211: LA Rattler2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 213: Organic Impurities of PCC sand2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 214: Sodium Sulfate Soundness2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 217: Sand Equivalent (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 227: Cleanness Value (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 229: Durability (JTCP)2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 234: Uncompacted void - Fine Aggregates2023-04-062024-04-06ActiveIgnocencio HerreraYes
CT 235: Flat and Elongated Particles2023-04-062024-04-06ActiveIgnocencio HerreraYes

AASHTO/ASTM Proficiencies

Technicians in the Lab

Technician Summary

Total 3 items.
First NameLast NameActions
BangNguyen View
RyanKester View
JayHorton View

Technician Details

Details for Bang Nguyen

First NameBang
Last NameNguyen
StatusActive
Total 28 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-07-222025-07-22ActiveAvinash RallaYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-07-222025-07-22ActiveAvinash RallaYes
CT 125 HMA: Sampling - HMA (JTCP)2022-07-222025-07-22ActiveAvinash RallaNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 205: Percent Crushed Particles (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 206: SpG & Absorption - Coarse Aggregates2022-03-282024-03-28ExpiredMaryam ShahbaziYes
CT 207: SpG & Absorption - Fine Aggregates2022-03-282024-03-28ExpiredMaryam ShahbaziYes
CT 208: Apparent SpG - Fine Aggregates2022-12-092024-12-09ActiveIgnocencio HerreraYes
CT 211: LA Rattler2022-03-282024-03-28ExpiredMaryam ShahbaziYes
CT 213: Organic Impurities of PCC sand2022-12-092024-12-09ActiveIgnocencio HerreraYes
CT 214: Sodium Sulfate Soundness2022-12-092024-12-09ActiveIgnocencio HerreraYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianNo
CT 217: Sand Equivalent (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 227: Cleanness Value (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 229: Durability (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 234: Uncompacted void - Fine Aggregates2022-03-282024-03-28ExpiredMaryam ShahbaziYes
CT 235: Flat and Elongated Particles2022-03-282024-03-28ExpiredMaryam ShahbaziYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-07-222025-07-22ActiveAvinash RallaNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-06-232028-06-23ActiveGabriela LopezNo
CT 518: Unit Weight - PCC (JTCP)2023-06-232028-06-23ActiveGabriela LopezNo
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-06-232028-06-23ActiveGabriela LopezNo
CT 539: Sampling Fresh Concrete (JTCP)2023-06-232028-06-23ActiveGabriela LopezNo
CT 540: Making Cylinders - PCC (JTCP)2023-06-232028-06-23ActiveGabriela LopezNo
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-06-232028-06-23ActiveGabriela LopezNo
CT 556: Slump - PCC (JTCP)2023-06-232028-06-23ActiveGabriela LopezNo
CT 557: Temperature - PCC (JTCP)2023-06-232028-06-23ActiveGabriela LopezNo
Total 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-07-222025-07-22ActiveAvinash RallaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-07-222025-07-22ActiveAvinash RallaYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-07-222025-07-22ActiveAvinash RallaNo
AASHTO R76: Reducing Samples of Agg (JTCP)2022-07-222025-07-22ActiveAvinash RallaYes
AASHTO T84: SpG & Absorption - Fine Aggregates2024-02-162026-02-16ActiveSarbjit GrewalYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2024-02-162026-02-16ActiveSarbjit GrewalYes
AASHTO T96: L.A. Rattler2023-04-132024-04-13ActiveMaryam ShahbaziYes
AASHTO T176: Sand Equivalent (JTCP)2022-07-222025-07-22ActiveAvinash RallaYes
AASHTO T210: Aggregate Durability Index2023-04-132024-04-13ActiveMaryam ShahbaziYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-07-222025-07-22ActiveAvinash RallaYes
AASHTO T304: Uncompacted Void - Fine Aggregate2024-02-162026-02-16ActiveSarbjit GrewalYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-07-222025-07-22ActiveAvinash RallaNo
AASHTO T335: Percentage of Fracture (JTCP)2022-07-222025-07-22ActiveAvinash RallaYes
ASTM D4791: Flat and Elongated Particles2023-04-132024-04-13ActiveMaryam ShahbaziYes

Details for Ryan Kester

First NameRyan
Last NameKester
StatusActive
Total 27 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyYes
CT 125 HMA: Sampling - HMA (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-12-022025-12-02ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-12-022025-12-02ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-12-022025-12-02ActiveAvinash RallaYes
CT 206: SpG & Absorption - Coarse Aggregates2023-02-152025-02-15ActiveIgnocencio HerreraYes
CT 207: SpG & Absorption - Fine Aggregates2023-02-152025-02-15ActiveIgnocencio HerreraYes
CT 208: Apparent SpG - Fine Aggregates2023-02-152025-02-15ActiveIgnocencio HerreraYes
CT 211: LA Rattler2023-02-152025-02-15ActiveIgnocencio HerreraYes
CT 213: Organic Impurities of PCC sand2023-04-102025-04-10ActiveIgnocencio HerreraYes
CT 214: Sodium Sulfate Soundness2023-04-102025-04-10ActiveIgnocencio HerreraYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-12-022025-12-02ActiveAvinash RallaNo
CT 217: Sand Equivalent (JTCP)2022-12-022025-12-02ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-12-022025-12-02ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-12-022025-12-02ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-12-022025-12-02ActiveAvinash RallaYes
CT 234: Uncompacted void - Fine Aggregates2023-04-102025-04-10ActiveIgnocencio HerreraYes
CT 235: Flat and Elongated Particles2023-02-152025-02-15ActiveIgnocencio HerreraYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2019-06-072024-06-07ActiveShaya MeisamifardNo
CT 518: Unit Weight - PCC (JTCP)2019-06-072024-06-07ActiveShaya MeisamifardNo
CT 539: Sampling Fresh Concrete (JTCP)2019-06-072024-06-07ActiveShaya MeisamifardNo
CT 540: Making Cylinders - PCC (JTCP)2019-06-072024-06-07ActiveShaya MeisamifardNo
CT 543: Air Content of PCC - Volumetric Method (JTCP)2019-06-072024-06-07ActiveShaya MeisamifardNo
CT 556: Slump - PCC (JTCP)2019-06-072024-06-07ActiveShaya MeisamifardNo
CT 557: Temperature - PCC (JTCP)2019-06-072024-06-07ActiveShaya MeisamifardNo
Total 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyYes
AASHTO R47: Reducing Samples of HMA (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyNo
AASHTO R76: Reducing Samples of Agg (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyYes
AASHTO T84: SpG & Absorption - Fine Aggregates2023-02-152025-02-15ActiveIgnocencio HerreraYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2023-02-152025-02-15ActiveIgnocencio HerreraYes
AASHTO T96: L.A. Rattler2023-02-152025-02-15ActiveIgnocencio HerreraYes
AASHTO T176: Sand Equivalent (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyYes
AASHTO T210: Aggregate Durability Index2023-04-102025-04-10ActiveIgnocencio HerreraYes
AASHTO T255: Evaporable Moisture Content (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyYes
AASHTO T304: Uncompacted Void - Fine Aggregate2023-04-102025-04-10ActiveIgnocencio HerreraYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyNo
AASHTO T335: Percentage of Fracture (JTCP)2024-03-012027-03-01ActiveFirooz Ahmad HosainyYes
ASTM D4791: Flat and Elongated Particles2023-02-152025-02-15ActiveIgnocencio HerreraYes

Details for Jay Horton

First NameJay
Last NameHorton
StatusActive
Total 20 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
CT 125 HMA: Sampling - HMA (JTCP)2023-01-202026-01-20ActiveAvinash RallaNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2021-01-082024-01-08ExpiredSarbjit GrewalYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2021-01-082024-01-08ExpiredSarbjit GrewalYes
CT 205: Percent Crushed Particles (JTCP)2021-01-082024-01-08ExpiredSarbjit GrewalYes
CT 206: SpG & Absorption - Coarse Aggregates2022-03-012023-03-01ExpiredMaryam ShahbaziYes
CT 207: SpG & Absorption - Fine Aggregates2022-03-012023-03-01ExpiredMaryam ShahbaziYes
CT 208: Apparent SpG - Fine Aggregates2022-03-012023-03-01ExpiredMaryam ShahbaziYes
CT 211: LA Rattler2022-03-012023-03-01ExpiredMaryam ShahbaziYes
CT 213: Organic Impurities of PCC sand2022-04-062023-04-06ExpiredMaryam ShahbaziYes
CT 214: Sodium Sulfate Soundness2022-04-062023-04-06ExpiredMaryam ShahbaziYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2021-01-082024-01-08ExpiredSarbjit GrewalNo
CT 217: Sand Equivalent (JTCP)2021-01-082024-01-08ExpiredSarbjit GrewalYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2021-01-082024-01-08ExpiredSarbjit GrewalYes
CT 227: Cleanness Value (JTCP)2021-01-082024-01-08ExpiredSarbjit GrewalYes
CT 229: Durability (JTCP)2021-01-082024-01-08ExpiredSarbjit GrewalYes
CT 234: Uncompacted void - Fine Aggregates2022-04-062023-04-06ExpiredMaryam ShahbaziYes
CT 235: Flat and Elongated Particles2023-02-142025-02-14ActiveIgnocencio HerreraYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2023-01-202026-01-20ActiveAvinash RallaNo
Total 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO R47: Reducing Samples of HMA (JTCP)2023-01-202026-01-20ActiveAvinash RallaNo
AASHTO R76: Reducing Samples of Agg (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO T84: SpG & Absorption - Fine Aggregates2022-03-012023-03-01ExpiredMaryam ShahbaziYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2022-03-012023-03-01ExpiredMaryam ShahbaziYes
AASHTO T96: L.A. Rattler2022-03-012023-03-01ExpiredMaryam ShahbaziYes
AASHTO T176: Sand Equivalent (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO T210: Aggregate Durability Index2022-04-062023-04-06ExpiredMaryam ShahbaziYes
AASHTO T255: Evaporable Moisture Content (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO T304: Uncompacted Void - Fine Aggregate2022-04-112023-04-11ExpiredMaryam ShahbaziYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2023-01-202026-01-20ActiveAvinash RallaNo
AASHTO T335: Percentage of Fracture (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
ASTM D4791: Flat and Elongated Particles2023-02-142025-02-14ActiveIgnocencio HerreraYes