Lab details for DeSilva Gates/Marysville

Basic Information

Lab NameDeSilva Gates/Marysville
Manager NameTracy Zubek
Lab Emailtzubek@desilvagates.com
Lab Telephone510-421-2282
Lab Fax
Lab Full Address4713 Hammonton Road, Marysville, CA 95901
Zip95901
Lab TypePrivate
District3

RSP Information

4713 Hammonton Road , Marysville, CA 95901

Test Methods

California Test (CT) Accreditations

Total 31 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTester Certified?
CT 105: Calculations - Gradings (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 106: Definitions - Specific Gravity (SpG)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 125 ADMIX: Sampling - ADMIXTURE2022-06-062023-06-25ActiveIgnocencio HerreraNo
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 125 BIT: Sampling - BITUMINOUS2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 125 CEM: Sampling - CEM2022-06-062023-06-25ActiveIgnocencio HerreraNo
CT 125 GEN: Sampling - GENERAL2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 125 HMA: Sampling - HMA (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 205: Percent Crushed Particles (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 206: SpG & Absorption - Coarse Aggregates2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 207: SpG & Absorption - Fine Aggregates2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 208: Apparent SpG - Fine Aggregates2022-06-062023-06-25ActiveIgnocencio HerreraNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 217: Sand Equivalent (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 227: Cleanness Value (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 229: Durability (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 234: Uncompacted void - Fine Aggregates2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 235: Flat and Elongated Particles2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 304: Sample Preparation - HMA2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 308: Bulk SpG and Density - HMA2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 309: Max SpG and Density - HMA2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 366: Stabilometer2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 367: OBC2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 370: Moisture Content by Microwave2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 371: Moisture Induced Damage (TSR)2022-06-062023-06-25ActiveIgnocencio HerreraYes
CT 375: AC Density by Nuclear Gage2021-04-132023-06-25ActiveIgnocencio HerreraNo
CT 382: AC Content by Ignition Oven2022-06-062023-06-25ActiveIgnocencio HerreraYes

AASHTO/ASTM Proficiencies

Total 21 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTester Certified?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T84: SpG & Absorption - Fine Aggregates2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO R90: Sampling Aggregate Products2022-06-062023-06-25ActiveIgnocencio HerreraNo
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T176: Sand Equivalent (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T210: Aggregate Durability Index2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T275: Bulk SpG - HMA (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T283: Moisture Induced Damage (TSR)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T304: Uncompacted Void - Fine Aggregate2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T312: Gyratory Compactor2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
AASHTO T335: Percentage of Fracture (JTCP)2022-06-062023-06-25ActiveIgnocencio HerreraYes
ASTM D4791: Flat and Elongated Particles2022-06-062023-06-25ActiveIgnocencio HerreraYes

Testers in the Lab

Tester Summary

Total 3 items.
First NameLast NameActions
JeremyMcMahon View
TimWilkins View
JosephPadilla View

Tester Details

Details for Jeremy McMahon

First NameJeremy
Last NameMcMahon
StatusActive
Total 29 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 106: Definitions - Specific Gravity (SpG)2023-03-282025-03-28ActiveJoshua GallawayYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 125 BIT: Sampling - BITUMINOUS2023-03-282026-03-28ActiveJoshua GallawayYes
CT 125 GEN: Sampling - GENERAL2023-03-282026-03-28ActiveJoshua GallawayYes
CT 125 HMA: Sampling - HMA (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 206: SpG & Absorption - Coarse Aggregates2023-03-282025-03-28ActiveJoshua GallawayYes
CT 207: SpG & Absorption - Fine Aggregates2023-03-282025-03-28ActiveJoshua GallawayYes
CT 211: LA Rattler2021-04-132023-04-13ExpiredJackie TreatNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 234: Uncompacted void - Fine Aggregates2023-03-282025-03-28ActiveJoshua GallawayYes
CT 235: Flat and Elongated Particles2023-03-282025-03-28ActiveJoshua GallawayYes
CT 304: Sample Preparation - HMA2023-03-282025-03-28ActiveJoshua GallawayYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
CT 308: Bulk SpG and Density - HMA2023-04-252025-04-25ActiveAlexis EnglandYes
CT 309: Max SpG and Density - HMA2023-03-282025-03-28ActiveJoshua GallawayYes
CT 366: Stabilometer2023-03-282025-03-28ActiveJoshua GallawayYes
CT 367: OBC2023-03-282025-03-28ActiveJoshua GallawayYes
CT 370: Moisture Content by Microwave2023-03-282025-03-28ActiveJoshua GallawayYes
CT 371: Moisture Induced Damage (TSR)2023-03-282025-03-28ActiveJoshua GallawayYes
CT 375: AC Density by Nuclear Gage2019-07-312020-07-31ExpiredEd GamboaYes
CT 382: AC Content by Ignition Oven2023-03-282025-03-28ActiveJoshua GallawayYes
Total 22 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T84: SpG & Absorption - Fine Aggregates2023-03-282025-03-28ActiveJoshua GallawayYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2023-03-282025-03-28ActiveJoshua GallawayYes
AASHTO T96: L.A. Rattler2023-03-102025-03-10ActiveEd GamboaNo
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T176: Sand Equivalent (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T210: Aggregate Durability Index2023-03-282025-03-28ActiveJoshua GallawayYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T275: Bulk SpG - HMA (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T283: Moisture Induced Damage (TSR)2023-04-252025-04-25ActiveAlexis EnglandYes
AASHTO T304: Uncompacted Void - Fine Aggregate2023-03-282025-03-28ActiveJoshua GallawayYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T312: Gyratory Compactor2023-03-282025-03-28ActiveJoshua GallawayYes
AASHTO T324: Hamburg Wheel-Track2023-03-102025-03-10ActiveEd GamboaNo
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T335: Percentage of Fracture (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
ASTM D4791: Flat and Elongated Particles2023-03-282025-03-28ActiveJoshua GallawayYes

Details for Tim Wilkins

First NameTim
Last NameWilkins
StatusActive
Total 29 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 106: Definitions - Specific Gravity (SpG)2023-03-282024-03-28ActiveJoshua GallawayYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 125 BIT: Sampling - BITUMINOUS2023-03-282024-03-28ActiveJoshua GallawayYes
CT 125 GEN: Sampling - GENERAL2023-03-282025-03-28ActiveJoshua GallawayYes
CT 125 HMA: Sampling - HMA (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 206: SpG & Absorption - Coarse Aggregates2023-03-282025-03-28ActiveDarrell ValasekYes
CT 207: SpG & Absorption - Fine Aggregates2023-03-282025-03-28ActiveDarrell ValasekYes
CT 211: LA Rattler2021-04-132023-04-13ExpiredJackie TreatNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-03-112025-03-11ActiveAvinash RallaYes
CT 234: Uncompacted void - Fine Aggregates2023-03-282025-03-28ActiveDarrell ValasekYes
CT 235: Flat and Elongated Particles2023-03-282025-03-28ActiveDarrell ValasekYes
CT 304: Sample Preparation - HMA2023-03-282025-03-28ActiveDarrell ValasekYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
CT 308: Bulk SpG and Density - HMA2023-03-282025-03-28ActiveDarrell ValasekYes
CT 309: Max SpG and Density - HMA2023-03-282025-03-28ActiveDarrell ValasekYes
CT 366: Stabilometer2023-03-282025-03-28ActiveDarrell ValasekYes
CT 367: OBC2023-03-282025-03-28ActiveDarrell ValasekYes
CT 370: Moisture Content by Microwave2023-03-282025-03-28ActiveDarrell ValasekYes
CT 371: Moisture Induced Damage (TSR)2023-03-282025-03-28ActiveDarrell ValasekYes
CT 375: AC Density by Nuclear Gage2019-07-312020-07-31ExpiredEd GamboaYes
CT 382: AC Content by Ignition Oven2023-03-282025-03-28ActiveDarrell ValasekYes
Total 22 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T84: SpG & Absorption - Fine Aggregates2023-03-282025-03-28ActiveDarrell ValasekYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2023-03-282025-03-28ActiveDarrell ValasekYes
AASHTO T96: L.A. Rattler2023-03-102025-03-10ActiveEd GamboaNo
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T176: Sand Equivalent (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T210: Aggregate Durability Index2023-03-282025-03-28ActiveDarrell ValasekYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T275: Bulk SpG - HMA (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T283: Moisture Induced Damage (TSR)2023-03-282025-03-28ActiveDarrell ValasekYes
AASHTO T304: Uncompacted Void - Fine Aggregate2023-03-282025-03-28ActiveDarrell ValasekYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-03-242025-03-24ActiveAvinash RallaYes
AASHTO T312: Gyratory Compactor2023-03-282025-03-28ActiveDarrell ValasekYes
AASHTO T324: Hamburg Wheel-Track2023-03-102025-03-10ActiveEd GamboaNo
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T335: Percentage of Fracture (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
ASTM D4791: Flat and Elongated Particles2023-03-282025-03-28ActiveDarrell ValasekYes

Details for Joseph Padilla

First NameJoseph
Last NamePadilla
StatusActive
Total 12 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 RallaYes
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 216: Relative Compaction - Soils and Aggregates (JTCP)2022-12-022025-12-02ActiveAvinash RallaYes
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 306: Reducing Samples of Asphalt Mixtures (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
Total 13 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 RallaYes
AASHTO R76: Reducing Samples of Agg (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2023-01-262026-01-26ActiveAvinash RallaYes
AASHTO T176: Sand Equivalent (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2023-01-262026-01-26ActiveAvinash RallaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2023-01-262026-01-26ActiveAvinash RallaYes
AASHTO T275: Bulk SpG - HMA (JTCP)2023-01-262026-01-26ActiveAvinash RallaYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2023-01-262026-01-26ActiveAvinash RallaYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes
AASHTO T335: Percentage of Fracture (JTCP)2023-01-202026-01-20ActiveAvinash RallaYes