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, ,
Mobile Lab Tel(not set)

RSP Information

6301 North State Street, Redwood Valley, CA 95470

Test Methods

California Test (CT) Accreditations

Total 25 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
CT 125 ADMIX: Sampling - ADMIXTURE2023-08-012024-08-01ActiveAlexis EnglandYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 125 BIT: Sampling - BITUMINOUS2023-08-012024-08-01ActiveAlexis EnglandYes
CT 125 CEM: Sampling - CEM2023-08-012024-08-01ActiveAlexis EnglandYes
CT 125 GEN: Sampling - GENERAL2023-08-012024-08-01ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 205: Percent Crushed Particles (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 212: Unit Weight of Aggregates2023-08-012024-08-01ActiveAlexis EnglandYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 217: Sand Equivalent (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 227: Cleanness Value (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 229: Durability (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 231: Relative Compaction - Nuclear Gage2023-08-012024-08-01ActiveAlexis EnglandYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 518: Unit Weight - PCC (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 533: Ball Penetration - PCC2023-08-012024-08-01ActiveAlexis EnglandYes
CT 539: Sampling Fresh Concrete (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 540: Making Cylinders - PCC (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 556: Slump - PCC (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes
CT 557: Temperature - PCC (JTCP)2023-08-012024-08-01ActiveAlexis EnglandYes

AASHTO/ASTM Proficiencies

Technicians in the Lab

Technician Summary

Total 5 items.
First NameLast NameActions
JohnKooy View
AaronThomas View
RileyMelvin View
David Rivas View
AbhishekProdduturi 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)2022-05-132025-05-13ActiveAvinash RallaNo
CT 125 ADMIX: Sampling - ADMIXTURE2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-05-132025-05-13ActiveAvinash 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)2022-05-132025-05-13ActiveAvinash RallaYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-05-202025-05-20ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-05-202025-05-20ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-05-202025-05-20ActiveAvinash 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)2022-05-202025-05-20ActiveAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-05-202025-05-20ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-05-202025-05-20ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-05-202025-05-20ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-05-202025-05-20ActiveAvinash RallaYes
CT 231: Relative Compaction - Nuclear Gage2023-07-062025-07-06ActiveAlexis EnglandYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-05-132025-05-13ActiveAvinash 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)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalNo
CT 533: Ball Penetration - PCC2018-02-282020-02-28ExpiredDarla GhidinelliYes
CT 539: Sampling Fresh Concrete (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalNo
CT 556: Slump - PCC (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
Total 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-05-262025-05-26ActiveAvinash RallaYes
AASHTO T176: Sand Equivalent (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-05-262025-05-26ActiveAvinash RallaYes
AASHTO T248: Reducing Samples of Agg. (JTCP)2018-04-062021-04-06ExpiredBiplab BhattacharyaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-05-262025-05-26ActiveAvinash RallaNo
AASHTO T275: Bulk SpG - HMA (JTCP)2022-05-262025-05-26ActiveAvinash RallaYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-05-262025-05-26ActiveAvinash RallaYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T335: Percentage of Fracture (JTCP)2022-05-132025-05-13ActiveAvinash 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)2022-05-062025-05-06ActiveAvinash RallaNo
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)2022-05-062025-05-06ActiveAvinash RallaYes
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)2022-05-132025-05-13ActiveAvinash RallaYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-05-062025-05-06ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-05-062025-05-06ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-05-062025-05-06ActiveAvinash RallaYes
CT 212: Unit Weight of Aggregates2023-11-142025-11-14ActiveAlexis EnglandYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-05-062025-05-06ActiveAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-05-062025-05-06ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-05-062025-05-06ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-05-062025-05-06ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-05-062025-05-06ActiveAvinash RallaYes
CT 231: Relative Compaction - Nuclear Gage2023-11-142025-11-14ActiveAlexis EnglandYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-05-132025-05-13ActiveAvinash RallaNo
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 LopezNo
CT 523.2 Section B.3: Flexural Strength (Lab Test)2023-11-142025-11-14ActiveAlexis EnglandNo
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 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-05-262025-05-26ActiveAvinash RallaYes
AASHTO T176: Sand Equivalent (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-05-262025-05-26ActiveAvinash RallaYes
AASHTO T248: Reducing Samples of Agg. (JTCP)2018-04-062021-04-06ExpiredBiplab BhattacharyaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-05-262025-05-26ActiveAvinash RallaNo
AASHTO T275: Bulk SpG - HMA (JTCP)2022-05-262025-05-26ActiveAvinash RallaYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-05-262025-05-26ActiveAvinash RallaYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes
AASHTO T335: Percentage of Fracture (JTCP)2022-05-132025-05-13ActiveAvinash RallaYes

Details for Riley Melvin

First NameRiley
Last NameMelvin
StatusActive
Total 25 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2024-05-032027-05-03ActiveGabriela LopezNo
CT 125 AGG: Sampling - AGGREGATES (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
CT 125 BIT: Sampling - BITUMINOUS2022-06-102025-06-04ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 231: Relative Compaction - Nuclear Gage2022-06-222024-06-22ActiveAlexis EnglandYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2024-05-032027-05-03ActiveGabriela LopezNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2020-08-222025-08-22ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2020-08-222025-08-22ActiveSarbjit GrewalYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2024-05-072026-05-07ActiveDarrell ValasekYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2024-05-072026-05-07ActiveDarrell ValasekYes
CT 523.2 Section B.3: Flexural Strength (Lab Test)2024-05-072025-05-07ActiveDarrell ValasekNo
CT 524: Flexural Strength of Rapid Strength - PCC2024-05-072025-05-07ActiveDarrell ValasekNo
CT 539: Sampling Fresh Concrete (JTCP)2020-08-222025-08-22ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2020-08-222025-08-22ActiveSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2020-08-222025-08-22ActiveSarbjit GrewalNo
CT 556: Slump - PCC (JTCP)2020-08-222025-08-22ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2020-08-222025-08-22ActiveSarbjit GrewalYes
Total 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
AASHTO R47: Reducing Samples of HMA (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
AASHTO R76: Reducing Samples of Agg (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T176: Sand Equivalent (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T248: Reducing Samples of Agg. (JTCP)2018-07-202021-07-20ExpiredBiplab BhattacharyaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-10-202025-10-20ActiveBrian EllisNo
AASHTO T275: Bulk SpG - HMA (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes
AASHTO T335: Percentage of Fracture (JTCP)2024-05-032027-05-03ActiveGabriela LopezYes

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.

Details for Abhishek Prodduturi

First NameAbhishek
Last NameProdduturi
StatusActive
Total 6 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 ADMIX: Sampling - ADMIXTURE2022-08-112025-08-11ActiveAlexis EnglandYes
CT 125 AGG: Sampling - AGGREGATES2022-08-112025-08-11ActiveAlexis EnglandNo
CT 125 BIT: Sampling - BITUMINOUS2022-08-112025-08-11ActiveAlexis EnglandYes
CT 125 CEM: Sampling - CEM2022-08-112025-08-11ActiveAlexis EnglandYes
CT 125 GEN: Sampling - GENERAL2022-08-112025-08-11ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA2022-08-112025-08-11ActiveAlexis EnglandNo
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.