Lab details for RGH Geotechnical Consultants

Basic Information

Lab NameRGH Geotechnical Consultants
Manager NameSean Flinn
Lab Emailsflinn@rghgeo.com
Lab Telephone707-544-0292
Lab Fax707-544-1082
Lab Full Address1305 Dutton Avenue, Santa Rosa, California 95401
Zip95401
Lab TypePrivate
District4

RSP Information

1305 Dutton Avenue, Santa Rosa, CA 95401

Test Methods

California Test (CT) Accreditations

Total 31 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTester Certified?
CT 105: Calculations - Gradings (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 125 AGG: Sampling - AGGREGATES2022-01-212023-01-21ActiveDavid SmallYes
CT 125 CEM: Sampling - CEM2022-01-212023-01-21ActiveDavid SmallNo
CT 125 GEN: Sampling - GENERAL2022-01-212023-01-21ActiveDavid SmallNo
CT 125 HMA: Sampling - HMA2022-01-212023-01-21ActiveDavid SmallYes
CT 125 HMA: Sampling - HMA (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 205: Percent Crushed Particles (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 217: Sand Equivalent (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 227: Cleanness Value (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 229: Durability (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 231: Relative Compaction - Nuclear Gage2022-01-212023-01-21ActiveDavid SmallYes
CT 301: "R" Value2022-01-212023-01-21ActiveDavid SmallYes
CT 304: Sample Preparation - HMA2022-01-212023-01-21ActiveDavid SmallYes
CT 308: Bulk SpG and Density - HMA2022-01-212023-01-21ActiveDavid SmallYes
CT 309: Max SpG and Density - HMA2022-01-212023-01-21ActiveDavid SmallYes
CT 366: Stabilometer2022-01-212023-01-21ActiveDavid SmallYes
CT 370: Moisture Content by Microwave2022-01-212023-01-21ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2022-01-212023-01-21ActiveDavid SmallYes
CT 382: AC Content by Ignition Oven2022-01-212023-01-21ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 518: Unit Weight - PCC (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 539: Sampling Fresh Concrete (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 540: Making Cylinders - PCC (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 556: Slump - PCC (JTCP)2022-01-212023-01-21ActiveDavid SmallYes
CT 557: Temperature - PCC (JTCP)2022-01-212023-01-21ActiveDavid SmallYes

AASHTO/ASTM Proficiencies

Test MethodObtained DateExpiration DateStatusIA ResponsibleTester Certified?
No results found.

Testers in the Lab

Tester Summary

Total 12 items.
First NameLast NameActions
SeanFlinn View
JohnnySamarron View
TrentWood View
TroyWebber View
BrettFranceschi View
DanielMartin View
YannickCalvez View
ErikMeyer View
JasonEdwards View
EdwinTaylor View
SamMartin View
DylanRoberts View

Tester Details

Details for Sean Flinn

First NameSean
Last NameFlinn
StatusActive
Total 20 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 125 HMA: Sampling - HMA (JTCP)2016-07-242018-07-24ExpiredIgnocencio HerreraYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 231: Relative Compaction - Nuclear Gage2016-07-242018-07-24ExpiredIgnocencio HerreraYes
CT 301: "R" Value2020-07-162022-07-16ActiveDavid SmallYes
CT 304: Sample Preparation - HMA2020-07-162022-07-16ActiveDavid SmallYes
CT 308: Bulk SpG and Density - HMA2020-07-162022-07-16ActiveDavid SmallYes
CT 309: Max SpG and Density - HMA2020-07-162022-07-16ActiveDavid SmallYes
CT 366: Stabilometer2020-07-162022-07-16ActiveDavid SmallYes
CT 370: Moisture Content by Microwave2020-07-162022-07-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2016-07-242018-07-24ExpiredIgnocencio HerreraYes
CT 382: AC Content by Ignition Oven2020-07-162022-07-16ActiveDavid SmallYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Johnny Samarron

First NameJohnny
Last NameSamarron
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-05-092022-05-09ExpiredLoren LeeYes
CT 125 HMA: Sampling - HMA (JTCP)2019-05-092022-05-09ExpiredLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2020-07-302022-07-30ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2020-07-302022-07-30ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2020-02-222025-02-22ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2020-02-222025-02-22ActiveSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2020-02-222025-02-22ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2020-02-222025-02-22ActiveSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2020-02-222025-02-22ActiveSarbjit GrewalYes
CT 556: Slump - PCC (JTCP)2020-02-222025-02-22ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2020-02-222025-02-22ActiveSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Trent Wood

First NameTrent
Last NameWood
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-05-062022-05-06ExpiredLoren LeeYes
CT 125 HMA: Sampling - HMA (JTCP)2019-06-192022-06-19ActiveLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2020-07-302022-07-30ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2020-07-302022-07-30ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2019-06-082024-06-08ActiveSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2019-06-082024-06-08ActiveSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2019-06-082024-06-08ActiveSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2019-06-082024-06-08ActiveSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2019-06-082024-06-08ActiveSarbjit GrewalYes
CT 556: Slump - PCC (JTCP)2019-06-082024-06-08ActiveSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2019-06-082024-06-08ActiveSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Troy Webber

First NameTroy
Last NameWebber
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-05-092022-05-09ExpiredLoren LeeYes
CT 125 HMA: Sampling - HMA (JTCP)2019-05-092022-05-09ExpiredLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2020-07-302022-07-30ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2020-07-302022-07-30ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2017-02-252022-02-25ExpiredBiplab BhattacharyaYes
CT 518: Unit Weight - PCC (JTCP)2017-02-252022-02-25ExpiredBiplab BhattacharyaYes
CT 539: Sampling Fresh Concrete (JTCP)2017-02-252022-02-25ExpiredBiplab BhattacharyaYes
CT 540: Making Cylinders - PCC (JTCP)2017-02-252022-02-25ExpiredBiplab BhattacharyaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2017-02-252022-02-25ExpiredBiplab BhattacharyaYes
CT 556: Slump - PCC (JTCP)2017-02-252022-02-25ExpiredBiplab BhattacharyaYes
CT 557: Temperature - PCC (JTCP)2017-02-252022-02-25ExpiredBiplab BhattacharyaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Brett Franceschi

First NameBrett
Last NameFranceschi
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-05-092022-05-09ExpiredLoren LeeYes
CT 125 HMA: Sampling - HMA (JTCP)2019-05-092022-05-09ExpiredLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2020-07-302022-07-30ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2020-07-202022-07-20ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 518: Unit Weight - PCC (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 539: Sampling Fresh Concrete (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 540: Making Cylinders - PCC (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 556: Slump - PCC (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 557: Temperature - PCC (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Daniel Martin

First NameDaniel
Last NameMartin
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2020-07-162022-07-16ActiveDavid SmallYes
CT 125 HMA: Sampling - HMA2020-07-162022-07-16ActiveDavid SmallYes
CT 231: Relative Compaction - Nuclear Gage2020-07-162022-07-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2020-07-162022-07-16ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2018-02-242023-02-24ActiveBiplab BhattacharyaYes
CT 518: Unit Weight - PCC (JTCP)2018-02-242023-02-24ActiveBiplab BhattacharyaYes
CT 539: Sampling Fresh Concrete (JTCP)2018-02-242023-02-24ActiveBiplab BhattacharyaYes
CT 540: Making Cylinders - PCC (JTCP)2018-02-242023-02-24ActiveBiplab BhattacharyaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2018-02-242023-02-24ActiveBiplab BhattacharyaYes
CT 556: Slump - PCC (JTCP)2018-02-242023-02-24ActiveBiplab BhattacharyaYes
CT 557: Temperature - PCC (JTCP)2018-02-242023-02-24ActiveBiplab BhattacharyaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Yannick Calvez

First NameYannick
Last NameCalvez
StatusActive
Total 13 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-06-192022-06-19ActiveLoren LeeYes
CT 125 CEM: Sampling - CEM2019-06-192020-06-19ExpiredLoren LeeYes
CT 125 GEN: Sampling - GENERAL2019-06-192020-06-19ExpiredLoren LeeYes
CT 125 HMA: Sampling - HMA (JTCP)2019-06-192022-06-19ActiveLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2019-06-272020-06-27ExpiredLoren LeeYes
CT 375: AC Density by Nuclear Gage2019-06-192020-06-19ExpiredLoren LeeYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 518: Unit Weight - PCC (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 539: Sampling Fresh Concrete (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 540: Making Cylinders - PCC (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 556: Slump - PCC (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
CT 557: Temperature - PCC (JTCP)2018-06-162023-06-16ActiveBiplab BhattacharyaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Erik Meyer

First NameErik
Last NameMeyer
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-05-062022-05-06ExpiredLoren LeeYes
CT 125 HMA: Sampling - HMA (JTCP)2019-05-062022-05-06ExpiredLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2019-05-062020-05-06ExpiredLoren LeeYes
CT 375: AC Density by Nuclear Gage2019-05-062020-05-06ExpiredLoren LeeYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2016-07-302021-07-30ExpiredBiplab BhattacharyaYes
CT 518: Unit Weight - PCC (JTCP)2016-07-302021-07-30ExpiredBiplab BhattacharyaYes
CT 539: Sampling Fresh Concrete (JTCP)2016-07-302021-07-30ExpiredBiplab BhattacharyaYes
CT 540: Making Cylinders - PCC (JTCP)2016-07-302021-07-30ExpiredBiplab BhattacharyaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2016-07-302021-07-30ExpiredBiplab BhattacharyaYes
CT 556: Slump - PCC (JTCP)2016-07-302021-07-30ExpiredBiplab BhattacharyaYes
CT 557: Temperature - PCC (JTCP)2016-07-302021-07-30ExpiredBiplab BhattacharyaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Jason Edwards

First NameJason
Last NameEdwards
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-05-062022-05-06ExpiredLoren LeeYes
CT 125 HMA: Sampling - HMA (JTCP)2019-06-192022-06-19ActiveLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2020-07-162022-07-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2020-07-162022-07-16ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2017-12-132022-12-13ActiveBiplab BhattacharyaYes
CT 518: Unit Weight - PCC (JTCP)2017-12-132022-12-13ActiveBiplab BhattacharyaYes
CT 539: Sampling Fresh Concrete (JTCP)2017-12-132022-12-13ActiveBiplab BhattacharyaYes
CT 540: Making Cylinders - PCC (JTCP)2017-12-132022-12-13ActiveBiplab BhattacharyaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2017-12-132022-12-13ActiveBiplab BhattacharyaYes
CT 556: Slump - PCC (JTCP)2017-12-132022-12-13ActiveBiplab BhattacharyaYes
CT 557: Temperature - PCC (JTCP)2017-12-132022-12-13ActiveBiplab BhattacharyaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Edwin Taylor

First NameEdwin
Last NameTaylor
StatusActive
Total 11 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2019-05-092022-05-09ExpiredLoren LeeYes
CT 125 HMA: Sampling - HMA (JTCP)2019-05-092022-05-09ExpiredLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2020-07-162022-07-16ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2020-07-162022-07-16ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2017-12-132022-12-13ActiveJasdeep SandhuYes
CT 518: Unit Weight - PCC (JTCP)2017-12-132022-12-13ActiveJasdeep SandhuYes
CT 539: Sampling Fresh Concrete (JTCP)2017-12-132022-12-13ActiveJasdeep SandhuYes
CT 540: Making Cylinders - PCC (JTCP)2017-12-132022-12-13ActiveJasdeep SandhuYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2017-12-132022-12-13ActiveJasdeep SandhuYes
CT 556: Slump - PCC (JTCP)2017-12-132022-12-13ActiveJasdeep SandhuYes
CT 557: Temperature - PCC (JTCP)2017-12-132022-12-13ActiveJasdeep SandhuYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Sam Martin

First NameSam
Last NameMartin
StatusActive
Total 10 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 205: Percent Crushed Particles (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 217: Sand Equivalent (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 227: Cleanness Value (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
CT 229: Durability (JTCP)2022-04-152025-04-15ActiveAvinash RallaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Dylan Roberts

First NameDylan
Last NameRoberts
StatusActive
Total 4 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2020-07-162022-07-16ActiveDavid SmallYes
CT 125 HMA: Sampling - HMA2020-07-162022-07-16ActiveDavid SmallYes
CT 231: Relative Compaction - Nuclear Gage2020-08-072022-08-07ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2020-07-162022-07-16ActiveDavid SmallYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.