Lab details for GeoSolutions, Incorporated

Basic Information

Lab NameGeoSolutions, Incorporated
Manager NameAaron Eichman
Lab Emailaaron@geosolutions.net
Lab Telephone805-543-8539
Lab Fax805-543-2171
Lab Full Address220 High Street, San Luis Obispo, CA 93401
Zip93401
Lab TypePrivate
District5

RSP Information

220 High Street, San Luis Obispo, CA 93401

Test Methods

California Test (CT) Accreditations

Total 22 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
CT 105: Calculations - Gradings (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 106: Definitions - Specific Gravity (SpG)2023-10-062024-10-06ActiveSarbjit GrewalNo
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 125 AGG: Sampling - AGGREGATES2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 125 CEM: Sampling - CEM2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 125 HMA: Sampling - HMA2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 125 HMA: Sampling - HMA (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 217: Sand Equivalent (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 227: Cleanness Value (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 229: Durability (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 231: Relative Compaction - Nuclear Gage2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 375: AC Density by Nuclear Gage2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 556: Slump - PCC (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2023-10-062024-10-06ActiveSarbjit GrewalYes
CT 533: Ball Penetration - PCC2022-06-162023-06-16ExpiredMartiniano RuizNo

AASHTO/ASTM Proficiencies

Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
No results found.

Technicians in the Lab

Technician Summary

Total 10 items.
First NameLast NameActions
BradBuchar View
JeffCorbett View
AaronEichman View
CodyFlatley View
SeanJohnsen View
JeffPfost View
JohnVargas View
JulianPurdy View
BrianJagger View
NathanChapman View

Technician Details

Details for Brad Buchar

First NameBrad
Last NameBuchar
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2016-05-262018-05-26ExpiredJeff RushYes
CT 125 CEM: Sampling - CEM2016-05-262018-05-26ExpiredJeff RushYes
CT 125 HMA: Sampling - HMA (JTCP)2016-05-262018-05-26ExpiredJeff RushYes
CT 231: Relative Compaction - Nuclear Gage2016-05-262018-05-26ExpiredJeff RushYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2016-05-252018-05-25ExpiredJeff RushYes
CT 518: Unit Weight - PCC (JTCP)2016-05-252018-05-25ExpiredJeff RushYes
CT 533: Ball Penetration - PCC2016-05-252018-05-25ExpiredJeff RushYes
CT 539: Sampling Fresh Concrete (JTCP)2016-05-252018-05-25ExpiredJeff RushYes
CT 540: Making Cylinders - PCC (JTCP)2016-05-252018-05-25ExpiredJeff RushYes
CT 556: Slump - PCC (JTCP)2016-05-252018-05-25ExpiredJeff RushYes
CT 557: Temperature - PCC (JTCP)2016-05-252018-05-25ExpiredJeff RushYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Jeff Corbett

First NameJeff
Last NameCorbett
StatusActive
Total 15 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
CT 125 AGG: Sampling - AGGREGATES2023-05-162025-05-16ActiveDavid SmallYes
CT 125 CEM: Sampling - CEM2023-05-162025-05-16ActiveDavid SmallYes
CT 125 HMA: Sampling - HMA (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
CT 125 HMA: Sampling - HMA2023-05-162025-05-16ActiveDavid SmallYes
CT 231: Relative Compaction - Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2020-11-132025-11-13ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2020-11-132025-11-13ActiveSarbjit GrewalYes
CT 533: Ball Penetration - PCC2017-05-252019-05-25ExpiredJeff RushYes
CT 539: Sampling Fresh Concrete (JTCP)2020-11-132025-11-13ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2020-11-132025-11-13ActiveSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2020-11-132025-11-13ActiveSarbjit GrewalNo
CT 556: Slump - PCC (JTCP)2020-11-132025-11-13ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2020-11-132025-11-13ActiveSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Aaron Eichman

First NameAaron
Last NameEichman
StatusActive
Total 21 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-06-102025-06-10ActiveAvinash RallaYes
CT 106: Definitions - Specific Gravity (SpG)2017-05-252023-06-30ExpiredJeff RushYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-06-102025-06-10ActiveRobby RodriguezYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-06-102025-06-10ActiveRobby RodriguezYes
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 RallaNo
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 504: Air Content of PCC - Pressure Method (JTCP)2023-03-242028-03-24ActiveDavid MedinaYes
CT 518: Unit Weight - PCC (JTCP)2023-03-242028-03-24ActiveDavid MedinaYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-05-162025-05-16ActiveEmily MerrittNo
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-05-162025-05-16ActiveEmily MerrittNo
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-03-242028-03-24ActiveDavid MedinaNo
CT 539: Sampling Fresh Concrete (JTCP)2023-03-242028-03-24ActiveDavid MedinaYes
CT 540: Making Cylinders - PCC (JTCP)2023-03-242028-03-24ActiveDavid MedinaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-03-242028-03-24ActiveDavid MedinaNo
CT 556: Slump - PCC (JTCP)2023-03-242028-03-24ActiveDavid MedinaYes
CT 557: Temperature - PCC (JTCP)2023-03-242028-03-24ActiveDavid MedinaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Cody Flatley

First NameCody
Last NameFlatley
StatusActive
Total 13 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2022-05-242025-05-24ActiveMartiniano RuizYes
CT 125 HMA: Sampling - HMA2022-05-242025-05-24ActiveMartiniano RuizYes
CT 231: Relative Compaction - Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-03-242028-03-24ActiveAvinash RallaYes
CT 518: Unit Weight - PCC (JTCP)2023-03-242028-03-24ActiveAvinash RallaYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-03-242028-03-24ActiveAvinash RallaNo
CT 533: Ball Penetration - PCC2017-05-252019-05-25ExpiredJeff RushYes
CT 539: Sampling Fresh Concrete (JTCP)2023-03-242028-03-24ActiveAvinash RallaYes
CT 540: Making Cylinders - PCC (JTCP)2023-03-242028-03-24ActiveAvinash RallaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-03-242028-03-24ActiveAvinash RallaNo
CT 556: Slump - PCC (JTCP)2023-03-242028-03-24ActiveAvinash RallaYes
CT 557: Temperature - PCC (JTCP)2023-03-242028-03-24ActiveAvinash RallaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Sean Johnsen

First NameSean
Last NameJohnsen
StatusActive
Total 12 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2023-05-152025-05-15ActiveDavid SmallYes
CT 125 HMA: Sampling - HMA2023-05-152025-05-15ActiveDavid SmallYes
CT 231: Relative Compaction - Nuclear Gage2023-05-152025-05-15ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2023-05-152025-05-15ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2019-04-202024-04-20ActiveShaya MeisamifardYes
CT 518: Unit Weight - PCC (JTCP)2019-04-202024-04-20ActiveShaya MeisamifardYes
CT 533: Ball Penetration - PCC2019-05-172021-05-17ExpiredJeff RushYes
CT 539: Sampling Fresh Concrete (JTCP)2019-04-202024-04-20ActiveShaya MeisamifardYes
CT 540: Making Cylinders - PCC (JTCP)2019-04-202024-04-20ActiveShaya MeisamifardYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2019-04-202024-04-20ActiveShaya MeisamifardNo
CT 556: Slump - PCC (JTCP)2019-04-202024-04-20ActiveShaya MeisamifardYes
CT 557: Temperature - PCC (JTCP)2019-04-202024-04-20ActiveShaya MeisamifardYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Jeff Pfost

First NameJeff
Last NamePfost
StatusActive
Total 9 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
CT 231: Relative Compaction - Nuclear Gage2017-05-252019-05-25ExpiredJeff RushYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
CT 518: Unit Weight - PCC (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
CT 533: Ball Penetration - PCC2017-05-252019-05-25ExpiredJeff RushYes
CT 539: Sampling Fresh Concrete (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
CT 540: Making Cylinders - PCC (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
CT 556: Slump - PCC (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
CT 557: Temperature - PCC (JTCP)2017-05-252019-05-25ExpiredJeff RushYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for John Vargas

First NameJohn
Last NameVargas
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-05-172022-05-27ExpiredMartiniano RuizYes
CT 125 HMA: Sampling - HMA (JTCP)2019-05-172022-05-27ExpiredMartiniano RuizYes
CT 231: Relative Compaction - Nuclear Gage2021-07-132022-07-13ExpiredMartiniano RuizYes
CT 375: AC Density by Nuclear Gage2019-05-172021-05-17ExpiredJeff RushYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2020-05-242025-05-24ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2020-05-242025-05-24ActiveSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2020-05-242025-05-24ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2020-05-242025-05-24ActiveSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2020-05-242025-05-24ActiveSarbjit GrewalNo
CT 556: Slump - PCC (JTCP)2020-05-242025-05-24ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2020-05-242025-05-24ActiveSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Julian Purdy

First NameJulian
Last NamePurdy
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2022-06-162025-06-16ActiveMartiniano RuizYes
CT 125 HMA: Sampling - HMA2022-06-162025-06-16ActiveMartiniano RuizYes
CT 231: Relative Compaction - Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2019-05-042024-05-04ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2019-05-042024-05-04ActiveSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2019-05-042024-05-04ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2019-05-042024-05-04ActiveSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2019-05-042024-05-04ActiveSarbjit GrewalNo
CT 556: Slump - PCC (JTCP)2019-05-042024-05-04ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2019-05-042024-05-04ActiveSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Brian Jagger

First NameBrian
Last NameJagger
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2023-05-162025-05-16ActiveDavid SmallYes
CT 125 HMA: Sampling - HMA2023-05-162025-05-16ActiveDavid SmallYes
CT 231: Relative Compaction - Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2019-04-202024-04-20ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2019-04-202024-04-20ActiveSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2019-04-202024-04-20ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2019-04-202024-04-20ActiveSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2019-04-202024-04-20ActiveSarbjit GrewalNo
CT 556: Slump - PCC (JTCP)2019-04-202024-04-20ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2019-04-202024-04-20ActiveSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Nathan Chapman

First NameNathan
Last NameChapman
StatusActive
Total 12 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2022-06-162025-06-16ActiveMartiniano RuizYes
CT 125 HMA: Sampling - HMA2022-06-162025-06-16ActiveMartiniano RuizYes
CT 231: Relative Compaction - Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2023-05-162025-05-16ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2022-06-102027-06-10ActiveAvinash RallaYes
CT 518: Unit Weight - PCC (JTCP)2022-06-102027-06-10ActiveAvinash RallaYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2022-06-102027-06-10ActiveAvinash RallaNo
CT 539: Sampling Fresh Concrete (JTCP)2022-06-102027-06-10ActiveAvinash RallaYes
CT 540: Making Cylinders - PCC (JTCP)2022-06-102027-06-10ActiveAvinash RallaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2022-06-102027-06-10ActiveAvinash RallaNo
CT 556: Slump - PCC (JTCP)2022-06-102027-06-10ActiveAvinash RallaYes
CT 557: Temperature - PCC (JTCP)2022-06-102027-06-10ActiveAvinash RallaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.