Lab details for ENGEO, Incorporated

Basic Information

Lab NameENGEO, Incorporated
Manager NameDerek Seibold
Lab Emaildseibold@engeo.com
Lab Telephone925-355-9047
Lab Fax
Lab Full Address3420 Fostoria Way, Suite E, Danville, CA 94526
Zip94526
Lab TypePrivate
District4
Mobile Lab Full Address, ,
Download TL-0113

RSP Information

3420 Fostoria Way, Suite E, Danville, CA 94526

Test Methods

California Test (CT) Accreditations

Total 33 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
CT 643: Resistivity and pH Measurements2024-11-212025-11-21ActiveDavid SmallNo
CT 557: Temperature - PCC (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 556: Slump - PCC (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 540: Making Cylinders - PCC (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 539: Sampling Fresh Concrete (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 533: Ball Penetration - PCC2024-11-212025-11-21ActiveDavid SmallYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2024-11-212025-11-21ActiveDavid SmallNo
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2024-11-212025-11-21ActiveDavid SmallNo
CT 518: Unit Weight - PCC (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 375: AC Density by Nuclear Gage2024-11-212025-11-21ActiveDavid SmallYes
CT 366: Stabilometer2024-11-212025-11-21ActiveDavid SmallNo
CT 308: Bulk SpG and Density - HMA2024-11-212025-11-21ActiveDavid SmallNo
CT 304: Sample Preparation - HMA2024-11-212025-11-21ActiveDavid SmallNo
CT 301: "R" Value2024-11-212025-11-21ActiveDavid SmallYes
CT 231: Relative Compaction - Nuclear Gage2024-11-212025-11-21ActiveDavid SmallYes
CT 229: Durability (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 227: Cleanness Value (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 217: Sand Equivalent (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 205: Percent Crushed Particles (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 125 HMA: Sampling - HMA (JTCP)2024-11-212025-11-21ActiveDavid SmallNo
CT 125 HMA: Sampling - HMA2024-11-212025-11-21ActiveDavid SmallYes
CT 125 GEN: Sampling - GENERAL2024-11-212025-11-21ActiveDavid SmallYes
CT 125 BIT: Sampling - BITUMINOUS2024-11-212025-11-21ActiveDavid SmallNo
CT 125 AGG: Sampling - AGGREGATES (JTCP)2024-11-212025-11-21ActiveDavid SmallYes
CT 125 AGG: Sampling - AGGREGATES2024-11-212025-11-21ActiveDavid SmallYes
CT 106: Definitions - Specific Gravity (SpG)2024-11-212025-11-21ActiveDavid SmallNo
CT 105: Calculations - Gradings (JTCP)2024-11-212025-11-21ActiveDavid SmallYes

AASHTO/ASTM Proficiencies

Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
No results found.

Technicians in the Lab

Technician Summary

Total 16 items.
First NameLast NameActions
RalphTan View
GregHudson View
NicholasMoriarty View
SethDilles View
DerekSeibold View
MichaelTan View
DerekSchikora View
ChristopherStouffer View
JonathanRohan View
AnthonyChandler View
OscarEspinoza View
KhoaNguyen View
Lars A.Beeson View
DamonQuinby View
Joshua Call View
GregMagstadt View

Technician Details

Details for Ralph Tan

First NameRalph
Last NameTan
StatusActive
Total 16 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2021-11-052024-11-05ExpiredIgnocencio HerreraYes
CT 125 AGG: Sampling - AGGREGATES2023-10-262025-10-26ActiveEd GamboaYes
CT 125 GEN: Sampling - GENERAL2021-11-052023-11-05ExpiredIgnocencio HerreraYes
CT 125 HMA: Sampling - HMA (JTCP)2021-11-052024-11-05ExpiredIgnocencio HerreraYes
CT 125 HMA: Sampling - HMA2023-10-262025-10-26ActiveEd GamboaYes
CT 231: Relative Compaction - Nuclear Gage2023-10-262025-10-26ActiveEd GamboaYes
CT 375: AC Density by Nuclear Gage2023-10-262025-10-26ActiveEd GamboaYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-09-222028-09-22ActiveFirooz Ahmad HosainyYes
CT 518: Unit Weight - PCC (JTCP)2023-09-222028-09-22ActiveFirooz Ahmad HosainyYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-09-222028-09-22ActiveFirooz Ahmad HosainyNo
CT 533: Ball Penetration - PCC2023-04-122024-04-12ExpiredEd GamboaYes
CT 539: Sampling Fresh Concrete (JTCP)2023-09-222028-09-22ActiveFirooz Ahmad HosainyYes
CT 540: Making Cylinders - PCC (JTCP)2023-09-222028-09-22ActiveFirooz Ahmad HosainyYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-09-222028-09-22ActiveFirooz Ahmad HosainyYes
CT 556: Slump - PCC (JTCP)2023-09-222028-09-22ActiveFirooz Ahmad HosainyYes
CT 557: Temperature - PCC (JTCP)2023-09-222028-09-22ActiveFirooz Ahmad HosainyYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Greg Hudson

First NameGreg
Last NameHudson
StatusActive
Total 7 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2015-08-292020-08-29ExpiredRichard HibbardYes
CT 518: Unit Weight - PCC (JTCP)2015-08-292020-08-29ExpiredRichard HibbardYes
CT 539: Sampling Fresh Concrete (JTCP)2015-08-292020-08-29ExpiredRichard HibbardYes
CT 540: Making Cylinders - PCC (JTCP)2015-08-292020-08-29ExpiredRichard HibbardYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2015-08-292020-08-29ExpiredRichard HibbardYes
CT 556: Slump - PCC (JTCP)2015-08-292020-08-29ExpiredRichard HibbardYes
CT 557: Temperature - PCC (JTCP)2015-08-292020-08-29ExpiredRichard HibbardYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Nicholas Moriarty

First NameNicholas
Last NameMoriarty
StatusActive
Total 7 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2017-10-282022-10-28ExpiredRichard HibbardYes
CT 518: Unit Weight - PCC (JTCP)2017-10-282022-10-28ExpiredRichard HibbardYes
CT 539: Sampling Fresh Concrete (JTCP)2017-10-282022-10-28ExpiredRichard HibbardYes
CT 540: Making Cylinders - PCC (JTCP)2017-10-282022-10-28ExpiredRichard HibbardYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2017-10-282022-10-28ExpiredRichard HibbardYes
CT 556: Slump - PCC (JTCP)2017-10-282022-10-28ExpiredRichard HibbardYes
CT 557: Temperature - PCC (JTCP)2017-10-282022-10-28ExpiredRichard HibbardYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Seth Dilles

First NameSeth
Last NameDilles
StatusActive
Total 8 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2022-02-112027-02-11ActiveDalton LaBoskeyYes
CT 518: Unit Weight - PCC (JTCP)2022-02-112027-02-11ActiveDalton LaBoskeyYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2022-02-112027-02-11ActiveDalton LaBoskeyNo
CT 539: Sampling Fresh Concrete (JTCP)2022-02-112027-02-11ActiveDalton LaBoskeyYes
CT 540: Making Cylinders - PCC (JTCP)2022-02-112027-02-11ActiveDalton LaBoskeyYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2022-02-112027-02-11ActiveDalton LaBoskeyYes
CT 556: Slump - PCC (JTCP)2022-02-112027-02-11ActiveDalton LaBoskeyYes
CT 557: Temperature - PCC (JTCP)2022-02-112027-02-11ActiveDalton LaBoskeyYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Derek Seibold

First NameDerek
Last NameSeibold
StatusActive
Total 16 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 106: Definitions - Specific Gravity (SpG)2018-11-202023-06-30ExpiredDavid SmallYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 205: Percent Crushed Particles (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 217: Sand Equivalent (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 227: Cleanness Value (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 229: Durability (JTCP)2023-09-292026-09-29ActiveGabriela LopezYes
CT 301: "R" Value2023-02-012025-02-01ActiveDavid SmallYes
CT 308: Bulk SpG and Density - HMA2018-11-202020-11-20ExpiredDavid SmallYes
CT 309: Max SpG and Density - HMA2018-11-202020-11-20ExpiredDavid SmallYes
CT 366: Stabilometer2018-11-202020-11-20ExpiredDavid SmallYes
CT 643: Resistivity and pH Measurements2019-05-072021-05-07ExpiredDavid SmallYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Michael Tan

First NameMichael
Last NameTan
StatusActive
Total 15 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)2021-11-052024-11-05ExpiredIgnocencio HerreraYes
CT 125 AGG: Sampling - AGGREGATES2023-10-262025-10-26ActiveEd GamboaYes
CT 125 GEN: Sampling - GENERAL2021-11-052023-11-05ExpiredIgnocencio HerreraYes
CT 125 HMA: Sampling - HMA (JTCP)2021-11-052024-11-05ExpiredIgnocencio HerreraYes
CT 125 HMA: Sampling - HMA2023-10-262025-10-26ActiveEd GamboaYes
CT 231: Relative Compaction - Nuclear Gage2023-10-262025-10-26ActiveEd GamboaYes
CT 375: AC Density by Nuclear Gage2023-10-262025-10-26ActiveEd GamboaYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2018-08-252023-08-25ExpiredSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2018-08-252023-08-25ExpiredSarbjit GrewalYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2018-08-252023-08-25ExpiredSarbjit GrewalNo
CT 539: Sampling Fresh Concrete (JTCP)2018-08-252023-08-25ExpiredSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2018-08-252023-08-25ExpiredSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2018-08-252023-08-25ExpiredSarbjit GrewalYes
CT 556: Slump - PCC (JTCP)2018-08-252023-08-25ExpiredSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2018-08-252023-08-25ExpiredSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Derek Schikora

First NameDerek
Last NameSchikora
StatusActive
Total 7 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 556: Slump - PCC (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2018-08-112023-08-11ExpiredSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Christopher Stouffer

First NameChristopher
Last NameStouffer
StatusActive
Total 7 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2018-11-102023-11-10ExpiredSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2018-11-102023-11-10ExpiredSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2018-11-102023-11-10ExpiredSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2018-11-102023-11-10ExpiredSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2018-11-102023-11-10ExpiredSarbjit GrewalYes
CT 556: Slump - PCC (JTCP)2018-11-102023-11-10ExpiredSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2018-11-102023-11-10ExpiredSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Jonathan Rohan

First NameJonathan
Last NameRohan
StatusActive
Total 7 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2018-07-142023-07-14ExpiredSarbjit GrewalYes
CT 518: Unit Weight - PCC (JTCP)2018-07-142023-07-14ExpiredSarbjit GrewalYes
CT 539: Sampling Fresh Concrete (JTCP)2018-07-142023-07-14ExpiredSarbjit GrewalYes
CT 540: Making Cylinders - PCC (JTCP)2018-07-142023-07-14ExpiredSarbjit GrewalYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2018-07-142023-07-14ExpiredSarbjit GrewalYes
CT 556: Slump - PCC (JTCP)2018-07-142023-07-14ExpiredSarbjit GrewalYes
CT 557: Temperature - PCC (JTCP)2018-07-142023-07-14ExpiredSarbjit GrewalYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Anthony Chandler

First NameAnthony
Last NameChandler
StatusActive
Total 14 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2023-02-022025-02-02ActiveEd GamboaYes
CT 125 GEN: Sampling - GENERAL2024-03-212026-03-21ActiveRam SahYes
CT 125 HMA: Sampling - HMA2023-02-022025-02-02ActiveEd GamboaYes
CT 231: Relative Compaction - Nuclear Gage2023-02-022025-02-02ActiveEd GamboaYes
CT 375: AC Density by Nuclear Gage2023-02-022025-02-02ActiveEd GamboaYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-09-032028-09-03ActiveFirooz Ahmad HosainyYes
CT 518: Unit Weight - PCC (JTCP)2023-09-032028-09-03ActiveFirooz Ahmad HosainyYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-09-032028-09-03ActiveFirooz Ahmad HosainyNo
CT 533: Ball Penetration - PCC2024-03-212025-03-21ActiveRam SahYes
CT 539: Sampling Fresh Concrete (JTCP)2023-09-032028-09-03ActiveFirooz Ahmad HosainyYes
CT 540: Making Cylinders - PCC (JTCP)2023-09-032028-09-03ActiveFirooz Ahmad HosainyYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-09-032028-09-03ActiveFirooz Ahmad HosainyYes
CT 556: Slump - PCC (JTCP)2023-09-032028-09-03ActiveFirooz Ahmad HosainyYes
CT 557: Temperature - PCC (JTCP)2023-09-032028-09-03ActiveFirooz Ahmad HosainyYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Oscar Espinoza

First NameOscar
Last NameEspinoza
StatusActive
Total 1 item.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 301: "R" Value2023-02-012025-02-01ActiveDavid SmallYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Khoa Nguyen

First NameKhoa
Last NameNguyen
StatusActive
Total 1 item.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 301: "R" Value2023-02-012025-02-01ActiveDavid SmallYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Lars A. Beeson

First NameLars A.
Last NameBeeson
StatusActive
Total 5 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2023-04-122024-04-12ExpiredEd GamboaYes
CT 125 HMA: Sampling - HMA2023-04-122024-04-12ExpiredEd GamboaYes
CT 231: Relative Compaction - Nuclear Gage2023-04-122024-04-12ExpiredEd GamboaYes
CT 375: AC Density by Nuclear Gage2023-04-122024-04-12ExpiredEd GamboaYes
CT 533: Ball Penetration - PCC2023-04-122024-04-12ExpiredEd GamboaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Damon Quinby

First NameDamon
Last NameQuinby
StatusActive
Total 5 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2023-04-122024-04-12ExpiredEd GamboaYes
CT 125 HMA: Sampling - HMA2023-04-122024-04-12ExpiredEd GamboaYes
CT 231: Relative Compaction - Nuclear Gage2023-04-122024-04-12ExpiredEd GamboaYes
CT 375: AC Density by Nuclear Gage2023-04-122024-04-12ExpiredEd GamboaYes
CT 533: Ball Penetration - PCC2023-04-122024-04-12ExpiredEd GamboaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Joshua Call

First NameJoshua
Last NameCall
StatusActive
Total 8 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-01-132028-01-13ActiveDavid MedinaYes
CT 518: Unit Weight - PCC (JTCP)2023-01-132028-01-13ActiveDavid MedinaYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-01-132028-01-13ActiveDavid MedinaNo
CT 539: Sampling Fresh Concrete (JTCP)2023-01-132028-01-13ActiveDavid MedinaYes
CT 540: Making Cylinders - PCC (JTCP)2023-01-132028-01-13ActiveDavid MedinaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-01-132028-01-13ActiveDavid MedinaYes
CT 556: Slump - PCC (JTCP)2023-01-132028-01-13ActiveDavid MedinaYes
CT 557: Temperature - PCC (JTCP)2023-01-132028-01-13ActiveDavid MedinaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Greg Magstadt

First NameGreg
Last NameMagstadt
StatusActive
Total 8 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 504: Air Content of PCC - Pressure Method (JTCP)2020-08-282025-08-28ActiveDavid MedinaYes
CT 518: Unit Weight - PCC (JTCP)2020-08-282025-08-28ActiveDavid MedinaYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2020-08-282025-08-28ActiveDavid MedinaNo
CT 539: Sampling Fresh Concrete (JTCP)2020-08-282025-08-28ActiveDavid MedinaYes
CT 540: Making Cylinders - PCC (JTCP)2020-08-282025-08-28ActiveDavid MedinaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2020-08-282025-08-28ActiveDavid MedinaYes
CT 556: Slump - PCC (JTCP)2020-08-282025-08-28ActiveDavid MedinaYes
CT 557: Temperature - PCC (JTCP)2020-08-282025-08-28ActiveDavid MedinaYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.