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
Mobile Lab Full Address, ,
Mobile Lab Tel(not set)

RSP Information

220 High Street, San Luis Obispo, CA 93401

Test Methods

California Test (CT) Accreditations

Total 24 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
CT 105: Calculations - Gradings (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 106: Definitions - Specific Gravity (SpG)2023-10-052024-10-05ActiveSarbjit GrewalNo
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 125 AGG: Sampling - AGGREGATES2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 125 CEM: Sampling - CEM2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 125 HMA: Sampling - HMA2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 125 HMA: Sampling - HMA (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalNo
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 217: Sand Equivalent (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 227: Cleanness Value (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 229: Durability (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 231: Relative Compaction - Nuclear Gage2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 375: AC Density by Nuclear Gage2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 533: Ball Penetration - PCC2023-10-052024-10-05ActiveSarbjit GrewalNo
CT 539: Sampling Fresh Concrete (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 556: Slump - PCC (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2023-10-052024-10-05ActiveSarbjit GrewalYes

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)2023-05-162025-05-16ActiveJeff RushYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-05-162025-05-16ActiveJeff RushYes
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)2019-04-202024-04-20ExpiredShaya MeisamifardYes
CT 518: Unit Weight - PCC (JTCP)2019-04-202024-04-20ExpiredShaya MeisamifardYes
CT 533: Ball Penetration - PCC2019-05-172021-05-17ExpiredJeff RushYes
CT 539: Sampling Fresh Concrete (JTCP)2019-04-202024-04-20ExpiredShaya MeisamifardYes
CT 540: Making Cylinders - PCC (JTCP)2019-04-202024-04-20ExpiredShaya MeisamifardYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2019-04-202024-04-20ExpiredShaya MeisamifardNo
CT 556: Slump - PCC (JTCP)2019-04-202024-04-20ExpiredShaya MeisamifardYes
CT 557: Temperature - PCC (JTCP)2019-04-202024-04-20ExpiredShaya 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 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)2024-04-122029-04-12ActiveGabriela LopezYes
CT 518: Unit Weight - PCC (JTCP)2024-04-122029-04-12ActiveGabriela LopezYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2024-04-122029-04-12ActiveGabriela LopezNo
CT 539: Sampling Fresh Concrete (JTCP)2024-04-122029-04-12ActiveGabriela LopezYes
CT 540: Making Cylinders - PCC (JTCP)2024-04-122029-04-12ActiveGabriela LopezYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2024-04-122029-04-12ActiveGabriela LopezNo
CT 556: Slump - PCC (JTCP)2024-04-122029-04-12ActiveGabriela LopezYes
CT 557: Temperature - PCC (JTCP)2024-04-122029-04-12ActiveGabriela LopezYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Brian Jagger

First NameBrian
Last NameJagger
StatusActive
Total 12 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)2024-03-072029-03-07ActiveGabriela LopezYes
CT 518: Unit Weight - PCC (JTCP)2024-03-072029-03-07ActiveGabriela LopezYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2024-03-072029-03-07ActiveGabriela LopezNo
CT 539: Sampling Fresh Concrete (JTCP)2024-03-072029-03-07ActiveGabriela LopezYes
CT 540: Making Cylinders - PCC (JTCP)2024-03-072029-03-07ActiveGabriela LopezYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2024-03-072029-03-07ActiveGabriela LopezNo
CT 556: Slump - PCC (JTCP)2024-03-072029-03-07ActiveGabriela LopezYes
CT 557: Temperature - PCC (JTCP)2024-03-072029-03-07ActiveGabriela LopezYes
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.