Lab details for CT D01 - Redwood Valley Field Laboratory

Basic Information

Lab NameCT D01 - Redwood Valley Field Laboratory
Manager NameBrian Winter
Lab Emailbrian.winter@dot.ca.gov
Lab Telephone707-834-1151
Lab Fax111-111-1111
Lab Full Address6301 North State Street, Redwood Valley, CA 95470
Zip95470
Lab TypeCaltrans
District1
Mobile Lab Full Address, ,
Download TL-0113

RSP Information

6301 North State Street, Redwood Valley, CA 95470

Test Methods

California Test (CT) Accreditations

Total 27 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
CT 125 ADMIX: Sampling - ADMIXTURE2025-05-062026-05-06ActiveNicholas HallYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 125 BIT: Sampling - BITUMINOUS2025-05-062026-05-06ActiveNicholas HallYes
CT 125 CEM: Sampling - CEM2025-05-062026-05-06ActiveNicholas HallYes
CT 125 GEN: Sampling - GENERAL2025-05-062026-05-06ActiveNicholas HallYes
CT 125 HMA: Sampling - HMA (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 205: Percent Crushed Particles (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 212: Unit Weight of Aggregates2025-05-062026-05-06ActiveNicholas HallYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 217: Sand Equivalent (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 227: Cleanness Value (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 229: Durability (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 231: Relative Compaction - Nuclear Gage2025-05-062026-05-06ActiveNicholas HallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 518: Unit Weight - PCC (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2025-05-062026-05-06ActiveNicholas HallYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2025-05-062026-05-06ActiveNicholas HallYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 523.2 Section B.3: Flexural Strength (Lab Test)2025-05-062026-05-06ActiveNicholas HallYes
CT 533: Ball Penetration - PCC2025-05-062026-05-06ActiveNicholas HallYes
CT 539: Sampling Fresh Concrete (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 540: Making Cylinders - PCC (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 556: Slump - PCC (JTCP)2025-05-062026-05-06ActiveNicholas HallYes
CT 557: Temperature - PCC (JTCP)2025-05-062026-05-06ActiveNicholas HallYes

AASHTO/ASTM Proficiencies

Technicians in the Lab

Technician Summary

Total 5 items.
First NameLast NameActions
JohnKooy View
AaronThomas View
AlexisEngland View
KennyMcHugh View
David Rivas View

Technician Details

Details for John Kooy

First NameJohn
Last NameKooy
StatusActive
Total 40 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-05-132025-05-13ExpiredAvinash RallaNo
CT 125 ADMIX: Sampling - ADMIXTURE2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
CT 125 BIT: Sampling - BITUMINOUS2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 125 CEM: Sampling - CEM2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 125 GEN: Sampling - GENERAL2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 125 HMA: Sampling - HMA (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-05-202025-05-20ExpiredAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-05-202025-05-20ExpiredAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-05-202025-05-20ExpiredAvinash RallaYes
CT 206: SpG & Absorption - Coarse Aggregates2016-03-012018-07-01ExpiredLoren LeeNo
CT 207: SpG & Absorption - Fine Aggregates2016-03-012018-07-01ExpiredLoren LeeNo
CT 208: Apparent SpG - Fine Aggregates2016-03-012018-07-01ExpiredLoren LeeNo
CT 211: LA Rattler2018-02-282020-02-28ExpiredLoren LeeNo
CT 212: Unit Weight of Aggregates2018-02-282020-02-28ExpiredLoren LeeYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-05-202025-05-20ExpiredAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-05-202025-05-20ExpiredAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-05-202025-05-20ExpiredAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-05-202025-05-20ExpiredAvinash RallaYes
CT 229: Durability (JTCP)2022-05-202025-05-20ExpiredAvinash RallaYes
CT 231: Relative Compaction - Nuclear Gage2023-07-062025-07-06ActiveAlexis EnglandYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-05-132025-05-13ExpiredAvinash RallaNo
CT 308: Bulk SpG and Density - HMA2016-03-012018-07-01ExpiredLoren LeeYes
CT 309: Max SpG and Density - HMA2016-03-012018-07-01ExpiredLoren LeeYes
CT 368: OBC of OGAC2016-03-012018-07-01ExpiredLoren LeeNo
CT 370: Moisture Content by Microwave2018-02-282020-02-28ExpiredLoren LeeNo
CT 375: AC Density by Nuclear Gage2018-02-282020-02-28ExpiredDarla GhidinelliNo
CT 379: AC Content by Nuclear Gage2016-03-012018-03-01ExpiredLoren LeeYes
CT 382: AC Content by Ignition Oven2016-03-012018-07-01ExpiredLoren LeeYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-09-222028-09-22ActiveSarmad DalalYes
CT 518: Unit Weight - PCC (JTCP)2023-09-222028-09-22ActiveSarmad DalalYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2024-06-272025-06-27ExpiredAlexis EnglandYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-09-222028-09-22ActiveSarmad DalalYes
CT 533: Ball Penetration - PCC2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 539: Sampling Fresh Concrete (JTCP)2023-09-222028-09-22ActiveSarmad DalalYes
CT 540: Making Cylinders - PCC (JTCP)2023-09-222028-09-22ActiveSarmad DalalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-09-222028-09-22ActiveSarmad DalalNo
CT 556: Slump - PCC (JTCP)2023-09-222028-09-22ActiveSarmad DalalYes
CT 557: Temperature - PCC (JTCP)2023-09-222028-09-22ActiveSarmad DalalYes
Total 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-05-262025-05-26ExpiredAvinash RallaYes
AASHTO T176: Sand Equivalent (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-05-262025-05-26ExpiredAvinash RallaYes
AASHTO T248: Reducing Samples of Agg. (JTCP)2018-04-062021-04-06ExpiredBiplab BhattacharyaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-05-262025-05-26ExpiredAvinash RallaNo
AASHTO T275: Bulk SpG - HMA (JTCP)2022-05-262025-05-26ExpiredAvinash RallaYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-05-262025-05-26ExpiredAvinash RallaYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes
AASHTO T335: Percentage of Fracture (JTCP)2022-05-132025-05-13ExpiredAvinash RallaYes

Details for Aaron Thomas

First NameAaron
Last NameThomas
StatusActive
Total 36 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyNo
CT 106: Definitions - Specific Gravity (SpG)2023-11-142025-11-14ActiveAlexis EnglandNo
CT 125 ADMIX: Sampling - ADMIXTURE2023-11-142025-11-14ActiveAlexis EnglandYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
CT 125 BIT: Sampling - BITUMINOUS2023-11-142025-11-14ActiveAlexis EnglandYes
CT 125 CEM: Sampling - CEM2023-11-142025-11-14ActiveAlexis EnglandYes
CT 125 GEN: Sampling - GENERAL2023-11-142025-11-14ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyYes
CT 205: Percent Crushed Particles (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyYes
CT 212: Unit Weight of Aggregates2023-11-142025-11-14ActiveAlexis EnglandYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyYes
CT 217: Sand Equivalent (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyYes
CT 227: Cleanness Value (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyYes
CT 229: Durability (JTCP)2025-04-112028-04-11ActiveFirooz Ahmad HosainyYes
CT 231: Relative Compaction - Nuclear Gage2023-11-142025-11-14ActiveAlexis EnglandYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2025-05-022028-05-02ActiveSarmad DalalNo
CT 375: AC Density by Nuclear Gage2023-11-142025-11-14ActiveAlexis EnglandNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-06-092028-06-09ActiveGabriela LopezYes
CT 518: Unit Weight - PCC (JTCP)2023-06-092028-06-09ActiveGabriela LopezYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-11-142025-11-14ActiveDarla GhidinelliYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-11-142025-11-14ActiveDarla GhidinelliYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-06-092028-06-09ActiveGabriela LopezYes
CT 523.2 Section B.3: Flexural Strength (Lab Test)2023-11-142025-11-14ActiveAlexis EnglandYes
CT 524: Flexural Strength of Rapid Strength - PCC2023-11-142025-11-14ActiveAlexis EnglandNo
CT 533: Ball Penetration - PCC2023-11-142025-11-14ActiveAlexis EnglandYes
CT 539: Sampling Fresh Concrete (JTCP)2023-06-092028-06-09ActiveGabriela LopezYes
CT 540: Making Cylinders - PCC (JTCP)2023-06-092028-06-09ActiveGabriela LopezYes
CT 541: Flow Cone2023-11-142025-11-14ActiveAlexis EnglandNo
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-06-092028-06-09ActiveGabriela LopezNo
CT 547: Bridge Profilograph2018-02-282020-02-28ExpiredLoren LeeNo
CT 552: Relative Compaction of Polymer Concrete2023-11-142025-11-14ActiveAlexis EnglandNo
CT 556: Slump - PCC (JTCP)2023-06-092028-06-09ActiveGabriela LopezYes
CT 557: Temperature - PCC (JTCP)2023-06-092028-06-09ActiveGabriela LopezYes
Total 15 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
AASHTO T30: Mechanical Analysis of Extracted Aggregate (JTCP)2025-05-022028-05-02ActiveSarmad DalalNo
AASHTO R47: Reducing Samples of HMA (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
AASHTO R76: Reducing Samples of Agg (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2025-05-152028-05-15ActiveFirooz Ahmad HosainyYes
AASHTO T176: Sand Equivalent (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2025-05-152028-05-15ActiveFirooz Ahmad HosainyYes
AASHTO T248: Reducing Samples of Agg. (JTCP)2018-04-062021-04-06ExpiredBiplab BhattacharyaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2025-05-152028-05-15ActiveFirooz Ahmad HosainyNo
AASHTO T275: Bulk SpG - HMA (JTCP)2025-05-152028-05-15ActiveFirooz Ahmad HosainyYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2025-05-152028-05-15ActiveFirooz Ahmad HosainyYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes
AASHTO T335: Percentage of Fracture (JTCP)2025-05-022028-05-02ActiveSarmad DalalYes

Details for Alexis England

First NameAlexis
Last NameEngland
StatusActive
Total 32 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2018-11-092021-11-09ExpiredRichard HibbardNo
CT 106: Definitions - Specific Gravity (SpG)2014-01-012023-06-30ExpiredLoren LeeNo
CT 125 ADMIX: Sampling - ADMIXTURE2021-06-022023-06-02ExpiredLoren LeeYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 125 AGG: Sampling - AGGREGATES2025-01-292026-01-29ActiveDarrell ValasekNo
CT 125 BIT: Sampling - BITUMINOUS2025-01-292026-01-29ActiveDarrell ValasekYes
CT 125 CEM: Sampling - CEM2021-06-022023-06-02ExpiredLoren LeeYes
CT 125 GEN: Sampling - GENERAL2025-01-292026-01-29ActiveDarrell ValasekYes
CT 125 HMA: Sampling - HMA (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes
CT 125 HMA: Sampling - HMA2025-01-292026-01-29ActiveDarrell ValasekNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 205: Percent Crushed Particles (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 212: Unit Weight of Aggregates2021-06-022023-06-02ExpiredLoren LeeYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 217: Sand Equivalent (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 227: Cleanness Value (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 229: Durability (JTCP)2018-11-092021-11-09ExpiredRichard HibbardYes
CT 231: Relative Compaction - Nuclear Gage2021-06-022023-06-02ExpiredLoren LeeYes
CT 387: Inertial Profilers2019-08-072020-08-07ExpiredLoren LeeNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2019-11-152024-11-15ExpiredSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2019-11-152024-11-15ExpiredSarbjit GrewalYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2021-06-022023-06-02ExpiredLoren LeeYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2021-06-022023-06-02ExpiredLoren LeeYes
CT 533: Ball Penetration - PCC2021-06-022023-06-02ExpiredLoren LeeYes
CT 539: Sampling Fresh Concrete (JTCP)2019-11-152024-11-15ExpiredSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2019-11-152024-11-15ExpiredSarbjit GrewalYes
CT 541: Flow Cone2021-06-022023-06-02ExpiredLoren LeeNo
CT 543: Air Content of PCC - Volumetric Method (JTCP)2019-11-152024-11-15ExpiredSarbjit GrewalNo
CT 556: Slump - PCC (JTCP)2019-11-152024-11-15ExpiredSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2019-11-152024-11-15ExpiredSarbjit GrewalYes
Total 13 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes
AASHTO R47: Reducing Samples of HMA (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes
AASHTO R76: Reducing Samples of Agg (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2018-11-292021-11-29ExpiredBiplab BhattacharyaYes
AASHTO T176: Sand Equivalent (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2018-11-292021-11-29ExpiredBiplab BhattacharyaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2018-11-292021-11-29ExpiredBiplab BhattacharyaNo
AASHTO T275: Bulk SpG - HMA (JTCP)2018-11-292021-11-29ExpiredBiplab BhattacharyaYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2018-11-292021-11-29ExpiredBiplab BhattacharyaYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes
AASHTO T335: Percentage of Fracture (JTCP)2019-01-112022-01-11ExpiredBiplab BhattacharyaYes

Details for Kenny McHugh

First NameKenny
Last NameMcHugh
StatusActive
Total 32 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2023-02-172026-02-17ActiveGabriela LopezNo
CT 125 ADMIX: Sampling - ADMIXTURE2017-04-212019-04-21ExpiredJackie TreatYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2025-02-142028-02-14ActiveGabriela LopezYes
CT 125 BIT: Sampling - BITUMINOUS2017-04-212019-04-21ExpiredJackie TreatYes
CT 125 CEM: Sampling - CEM2017-04-212019-04-21ExpiredJackie TreatYes
CT 125 GEN: Sampling - GENERAL2017-04-212019-06-11ExpiredJackie TreatYes
CT 125 HMA: Sampling - HMA (JTCP)2023-02-172026-02-17ActiveDavid MedinaYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2025-02-142028-02-14ActiveGabriela LopezYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2025-02-142028-02-14ActiveGabriela LopezYes
CT 205: Percent Crushed Particles (JTCP)2022-03-112025-03-11ExpiredGabriela LopezYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2025-02-142028-02-14ActiveGabriela LopezYes
CT 217: Sand Equivalent (JTCP)2025-02-142028-02-14ActiveGabriela LopezYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2025-02-142028-02-14ActiveGabriela LopezYes
CT 231: Relative Compaction - Nuclear Gage2025-05-212027-05-21ActiveNicholas HallYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2023-02-172026-02-17ActiveDavid MedinaNo
CT 309: Max SpG and Density - HMA2017-06-012019-06-01ExpiredJackie TreatYes
CT 375: AC Density by Nuclear Gage2021-03-032023-03-03ExpiredJackie TreatNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-07-212028-07-21ActiveGabriela LopezYes
CT 518: Unit Weight - PCC (JTCP)2023-07-212028-07-21ActiveGabriela LopezYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2025-05-212026-05-21ActiveNicholas HallYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2024-08-282025-08-28ActiveAlexis EnglandYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-07-212028-07-21ActiveGabriela LopezYes
CT 523.2 Section B.3: Flexural Strength (Lab Test)2021-03-032023-03-03ExpiredJackie TreatYes
CT 524: Flexural Strength of Rapid Strength - PCC2021-03-032023-03-03ExpiredJackie TreatNo
CT 533: Ball Penetration - PCC2021-03-032023-03-03ExpiredJackie TreatYes
CT 539: Sampling Fresh Concrete (JTCP)2023-07-212028-07-21ActiveGabriela LopezYes
CT 540: Making Cylinders - PCC (JTCP)2023-07-212028-07-21ActiveGabriela LopezYes
CT 541: Flow Cone2021-03-032022-03-03ExpiredJackie TreatNo
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-07-212028-07-21ActiveGabriela LopezNo
CT 552: Relative Compaction of Polymer Concrete2021-03-032022-03-03ExpiredJackie TreatNo
CT 556: Slump - PCC (JTCP)2023-07-212028-07-21ActiveGabriela LopezYes
CT 557: Temperature - PCC (JTCP)2023-07-212028-07-21ActiveGabriela LopezYes
Total 13 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2023-02-172026-02-17ActiveDavid MedinaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2023-02-172026-02-17ActiveGabriela LopezYes
AASHTO R47: Reducing Samples of HMA (JTCP)2023-02-172026-02-17ActiveDavid MedinaYes
AASHTO R76: Reducing Samples of Agg (JTCP)2023-02-172026-02-17ActiveDavid MedinaYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2024-05-232027-05-23ActiveBrian EllisYes
AASHTO T176: Sand Equivalent (JTCP)2023-02-172026-02-17ActiveDavid MedinaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2024-05-232027-05-23ActiveBrian EllisYes
AASHTO T255: Evaporable Moisture Content (JTCP)2023-02-172026-02-17ActiveGabriela LopezYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2024-05-232027-05-23ActiveFirooz Ahmad HosainyNo
AASHTO T275: Bulk SpG - HMA (JTCP)2024-05-232027-05-23ActiveFirooz Ahmad HosainyYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2024-05-232027-05-23ActiveFirooz Ahmad HosainyYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2023-02-172026-02-17ActiveDavid MedinaYes
AASHTO T335: Percentage of Fracture (JTCP)2023-02-172020-10-01InactiveDavid MedinaYes

Details for David Rivas

First NameDavid
Last NameRivas
StatusActive
Total 7 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2020-11-202025-11-20ActiveSoroosh AmelianYes
CT 518: Unit Weight - PCC (JTCP)2020-11-202025-11-20ActiveSoroosh AmelianYes
CT 539: Sampling Fresh Concrete (JTCP)2020-11-202025-11-20ActiveSoroosh AmelianYes
CT 540: Making Cylinders - PCC (JTCP)2020-11-202025-11-20ActiveSoroosh AmelianYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2020-11-202025-11-20ActiveSoroosh AmelianNo
CT 556: Slump - PCC (JTCP)2020-11-202025-11-20ActiveSoroosh AmelianYes
CT 557: Temperature - PCC (JTCP)2020-11-202025-11-20ActiveSoroosh AmelianYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.