Lab details for GarcoTesting Laboratories - Pleasanton

Basic Information

Lab NameGarcoTesting Laboratories - Pleasanton
Manager NameHongbin Xie
Lab Emailhongbin.xie@gcinc.com
Lab Telephone408-327-7057
Lab Fax
Lab Full Address1544 Stanley Boulevard, Pleasanton, CA 94566
Zip94566
Lab TypePrivate
District4
Mobile Lab Full Address, ,
Mobile Lab Tel(not set)

RSP Information

1544 Stanley Boulevard, Pleasanton, CA 94566

Test Methods

California Test (CT) Accreditations

AASHTO/ASTM Proficiencies

Total 17 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO R47: Reducing Samples of HMA (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO R76: Reducing Samples of Agg (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T176: Sand Equivalent (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T255: Evaporable Moisture Content (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2023-08-302024-08-30ActiveAlexis EnglandYes
AASHTO T84: SpG & Absorption - Fine Aggregates2022-08-042023-08-04ExpiredDavid SmallYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2022-08-042023-08-04ExpiredDavid SmallYes
AASHTO T210: Aggregate Durability Index2022-08-042023-08-04ExpiredDavid SmallNo
AASHTO T275: Bulk SpG - HMA (JTCP)2022-08-042023-08-04ExpiredDavid SmallYes
AASHTO T304: Uncompacted Void - Fine Aggregate2022-08-042023-08-04ExpiredDavid SmallYes
AASHTO T335: Percentage of Fracture (JTCP)2022-08-042023-08-04ExpiredDavid SmallYes

Technicians in the Lab

Technician Summary

Total 5 items.
First NameLast NameActions
StevenDerpich View
GwynnNeilson View
JoshuaGumbish View
AndrewCecena View
NicoleKleinheinz View

Technician Details

Details for Steven Derpich

First NameSteven
Last NameDerpich
StatusActive
Total 28 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2024-04-262027-04-26ActiveBrian EllisYes
CT 106: Definitions - Specific Gravity (SpG)2023-09-122025-09-12ActiveDavid SmallYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2024-04-262027-04-26ActiveBrian EllisYes
CT 125 HMA: Sampling - HMA (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2024-04-262027-04-26ActiveBrian EllisYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2024-04-262027-04-26ActiveBrian EllisYes
CT 205: Percent Crushed Particles (JTCP)2024-04-262027-04-26ActiveBrian EllisNo
CT 206: SpG & Absorption - Coarse Aggregates2022-09-162024-09-16ActiveDavid SmallNo
CT 207: SpG & Absorption - Fine Aggregates2022-09-162024-09-16ActiveDavid SmallNo
CT 208: Apparent SpG - Fine Aggregates2021-06-302023-12-30ExpiredDavid SmallNo
CT 211: LA Rattler2022-09-162024-09-16ActiveDavid SmallNo
CT 212: Unit Weight of Aggregates2022-09-162024-09-16ActiveDavid SmallNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2024-04-262027-04-26ActiveBrian EllisNo
CT 217: Sand Equivalent (JTCP)2024-04-262027-04-26ActiveBrian EllisYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2024-04-262027-04-26ActiveBrian EllisNo
CT 227: Cleanness Value (JTCP)2024-04-262027-04-26ActiveBrian EllisYes
CT 229: Durability (JTCP)2024-04-262027-04-26ActiveBrian EllisYes
CT 231: Relative Compaction - Nuclear Gage2022-09-162024-09-16ActiveDavid SmallNo
CT 301: "R" Value2023-10-042025-10-04ActiveDavid SmallNo
CT 304: Sample Preparation - HMA2023-10-042025-10-04ActiveDavid SmallNo
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
CT 308: Bulk SpG and Density - HMA2023-10-042025-10-04ActiveDavid SmallYes
CT 309: Max SpG and Density - HMA2023-10-042025-10-04ActiveDavid SmallYes
CT 366: Stabilometer2023-10-042025-10-04ActiveDavid SmallNo
CT 370: Moisture Content by Microwave2021-06-302023-12-30ExpiredDavid SmallYes
CT 371: Moisture Induced Damage (TSR)2023-10-042023-12-30ExpiredDavid SmallNo
CT 375: AC Density by Nuclear Gage2022-09-162024-09-16ActiveDavid SmallNo
CT 382: AC Content by Ignition Oven2023-10-042025-10-04ActiveDavid SmallYes
Total 21 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
AASHTO R47: Reducing Samples of HMA (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
AASHTO R76: Reducing Samples of Agg (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
AASHTO T84: SpG & Absorption - Fine Aggregates2023-10-042025-10-04ActiveDavid SmallYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2023-10-042025-10-04ActiveDavid SmallYes
AASHTO T96: L.A. Rattler2022-09-162024-09-16ActiveDavid SmallNo
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2024-04-182027-04-18ActiveFirooz Ahmad HosainyYes
AASHTO T176: Sand Equivalent (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2024-04-182027-04-18ActiveFirooz Ahmad HosainyYes
AASHTO T255: Evaporable Moisture Content (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2024-04-182027-04-18ActiveFirooz Ahmad HosainyYes
AASHTO T275: Bulk SpG - HMA (JTCP)2024-04-182027-04-18ActiveFirooz Ahmad HosainyYes
AASHTO T283: Moisture Induced Damage (TSR)2022-09-162024-09-16ActiveDavid SmallNo
AASHTO T304: Uncompacted Void - Fine Aggregate2021-06-302023-12-30ExpiredJeff RushYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2024-04-182027-04-18ActiveFirooz Ahmad HosainyYes
AASHTO T312: Gyratory Compactor2022-09-162024-09-16ActiveDavid SmallNo
AASHTO T324: Hamburg Wheel-Track2022-09-162024-09-16ActiveDavid SmallNo
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
AASHTO T335: Percentage of Fracture (JTCP)2024-03-082027-03-08ActiveFirooz Ahmad HosainyYes
ASTM D4791: Flat and Elongated Particles2023-09-122025-09-12ActiveDavid SmallNo

Details for Gwynn Neilson

First NameGwynn
Last NameNeilson
StatusActive
Total 4 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
CT 125 HMA: Sampling - HMA (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
Total 21 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 Aggregates2023-09-122025-09-12ActiveDavid SmallYes
AASHTO T85: SpG & Absorption - Coarse Aggregates2023-09-122025-09-12ActiveDavid SmallYes
AASHTO T96: L.A. Rattler2023-09-122025-09-12ActiveDavid SmallNo
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2023-01-262026-01-26ActiveAvinash RallaYes
AASHTO T176: Sand Equivalent (JTCP)2022-03-182025-03-18ActiveAvinash RallaYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2023-01-262026-01-26ActiveAvinash RallaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-03-182025-03-18ActiveAvinash 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 T283: Moisture Induced Damage (TSR)2023-09-122025-09-12ActiveDavid SmallNo
AASHTO T304: Uncompacted Void - Fine Aggregate2023-09-122025-09-12ActiveDavid SmallYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2023-01-262026-01-26ActiveAvinash RallaYes
AASHTO T312: Gyratory Compactor2023-09-122025-09-12ActiveDavid SmallNo
AASHTO T324: Hamburg Wheel-Track2023-09-122025-09-12ActiveDavid SmallNo
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 Particles2023-10-042025-10-04ActiveDavid SmallNo

Details for Joshua Gumbish

First NameJoshua
Last NameGumbish
StatusActive
Total 6 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
CT 125 HMA: Sampling - HMA (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
CT 231: Relative Compaction - Nuclear Gage2023-10-042025-10-04ActiveDavid SmallNo
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
CT 375: AC Density by Nuclear Gage2023-10-042025-10-04ActiveDavid SmallNo
Total 13 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2021-12-022024-12-02ActiveSoroosh AmelianYes
AASHTO T176: Sand Equivalent (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2021-12-022024-12-02ActiveSoroosh AmelianYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2021-12-022024-12-02ActiveSoroosh AmelianYes
AASHTO T275: Bulk SpG - HMA (JTCP)2021-12-022024-12-02ActiveSoroosh AmelianYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2021-12-022024-12-02ActiveSoroosh AmelianYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes
AASHTO T335: Percentage of Fracture (JTCP)2022-05-132025-05-13ActiveDalton LaBoskeyYes

Details for Andrew Cecena

First NameAndrew
Last NameCecena
StatusActive
Total 6 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
CT 125 HMA: Sampling - HMA (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
CT 231: Relative Compaction - Nuclear Gage2023-05-162024-05-16ExpiredEd GamboaNo
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
CT 375: AC Density by Nuclear Gage2023-05-162024-05-16ExpiredEd GamboaNo
Total 13 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
AASHTO R47: Reducing Samples of HMA (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
AASHTO R76: Reducing Samples of Agg (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-08-252025-08-25ActiveDalton LaBoskeyYes
AASHTO T176: Sand Equivalent (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-08-252025-08-25ActiveAvinash RallaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-08-252025-08-25ActiveAvinash RallaYes
AASHTO T275: Bulk SpG - HMA (JTCP)2022-08-252025-08-25ActiveAvinash RallaYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-08-252025-08-25ActiveAvinash RallaYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2021-11-192024-11-19ActiveSoroosh AmelianYes
AASHTO T335: Percentage of Fracture (JTCP)2021-11-192024-11-19ActiveDalton LaBoskeyYes

Details for Nicole Kleinheinz

First NameNicole
Last NameKleinheinz
StatusActive
Total 4 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
CT 125 HMA: Sampling - HMA (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
Total 16 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T176: Sand Equivalent (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T275: Bulk SpG - HMA (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T283: Moisture Induced Damage (TSR)2023-09-122025-09-12ActiveDavid SmallNo
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-10-202025-10-20ActiveBrian EllisYes
AASHTO T312: Gyratory Compactor2023-09-122025-09-12ActiveDavid SmallNo
AASHTO T324: Hamburg Wheel-Track2023-10-042025-10-04ActiveDavid SmallNo
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes
AASHTO T335: Percentage of Fracture (JTCP)2022-01-282025-01-28ActiveSoroosh AmelianYes