Lab details for Humboldt County Materials Laboratory

Basic Information

Lab NameHumboldt County Materials Laboratory
Manager NameBrian Meyer
Lab Emailbmeyer@co.humboldt.ca.us
Lab Telephone707-445-7428
Lab Fax
Lab Full Address931 2nd Street, Eureka, CA 95501
Zip95501
Lab TypeLocal Agency
District1
Download TL-0113

RSP Information

931 2nd Street, Eureka, CA 95501

Test Methods

California Test (CT) Accreditations

Total 41 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTechnician Certified?
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-07-111969-12-31ExpiredAlexis EnglandYes
CT 208: Apparent SpG - Fine Aggregates2021-06-212022-06-21ExpiredLoren LeeNo
CT 301: "R" Value2021-06-212022-06-21ExpiredLoren LeeNo
CT 304: Sample Preparation - HMA2021-06-212022-06-21ExpiredLoren LeeNo
CT 366: Stabilometer2021-06-212022-06-21ExpiredLoren LeeNo
CT 379: AC Content by Nuclear Gage2021-06-212022-06-21ExpiredLoren LeeNo
CT 384: Combined Grade for HMA using up to 25% RAP2021-06-212022-06-21ExpiredLoren LeeNo
CT 105: Calculations - Gradings (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 106: Definitions - Specific Gravity (SpG)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 125 ADMIX: Sampling - ADMIXTURE2023-07-112024-07-11ActiveAlexis EnglandNo
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 125 BIT: Sampling - BITUMINOUS2023-07-112024-07-11ActiveAlexis EnglandNo
CT 125 CEM: Sampling - CEM2023-07-112024-07-11ActiveAlexis EnglandNo
CT 125 GEN: Sampling - GENERAL2023-07-112024-07-11ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 205: Percent Crushed Particles (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 206: SpG & Absorption - Coarse Aggregates2023-07-112024-07-11ActiveAlexis EnglandYes
CT 207: SpG & Absorption - Fine Aggregates2023-07-112024-07-11ActiveAlexis EnglandNo
CT 211: LA Rattler2023-07-112024-07-11ActiveAlexis EnglandYes
CT 212: Unit Weight of Aggregates2023-07-112024-07-11ActiveAlexis EnglandYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 217: Sand Equivalent (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 227: Cleanness Value (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 229: Durability (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 231: Relative Compaction - Nuclear Gage2023-07-112024-07-11ActiveAlexis EnglandYes
CT 308: Bulk SpG and Density - HMA2023-07-112024-07-11ActiveAlexis EnglandNo
CT 309: Max SpG and Density - HMA2023-07-112024-07-11ActiveAlexis EnglandNo
CT 370: Moisture Content by Microwave2023-07-112024-07-11ActiveAlexis EnglandYes
CT 375: AC Density by Nuclear Gage2023-07-112024-07-11ActiveAlexis EnglandNo
CT 382: AC Content by Ignition Oven2023-07-112024-07-11ActiveAlexis EnglandNo
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 518: Unit Weight - PCC (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 533: Ball Penetration - PCC2023-07-112024-07-11ActiveAlexis EnglandNo
CT 539: Sampling Fresh Concrete (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 540: Making Cylinders - PCC (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 556: Slump - PCC (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes
CT 557: Temperature - PCC (JTCP)2023-07-112024-07-11ActiveAlexis EnglandYes

AASHTO/ASTM Proficiencies

Technicians in the Lab

Technician Summary

Total 4 items.
First NameLast NameActions
Brian Meyer View
CaseyRiley View
SamuelKiser View
Kaden Smith View

Technician Details

Details for Brian Meyer

First NameBrian
Last NameMeyer
StatusActive
Total 35 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
CT 106: Definitions - Specific Gravity (SpG)2023-07-112025-07-11ActiveAlexis EnglandYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
CT 125 GEN: Sampling - GENERAL2023-07-112026-07-11ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 205: Percent Crushed Particles (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 206: SpG & Absorption - Coarse Aggregates2023-07-112025-07-11ActiveAlexis EnglandYes
CT 211: LA Rattler2023-07-112025-07-11ActiveAlexis EnglandYes
CT 212: Unit Weight of Aggregates2023-07-112025-07-11ActiveAlexis EnglandYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 217: Sand Equivalent (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 227: Cleanness Value (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 229: Durability (JTCP)2021-08-272024-08-27ActiveSoroosh AmelianYes
CT 231: Relative Compaction - Nuclear Gage2023-07-112025-07-11ActiveAlexis EnglandYes
CT 304: Sample Preparation - HMA2019-03-212021-03-21ExpiredIgnocencio HerreraYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianNo
CT 308: Bulk SpG and Density - HMA2017-11-302018-11-30ExpiredIgnocencio HerreraYes
CT 309: Max SpG and Density - HMA2017-11-302018-11-30ExpiredIgnocencio HerreraYes
CT 366: Stabilometer2019-03-212021-03-21ExpiredIgnocencio HerreraYes
CT 370: Moisture Content by Microwave2023-07-112025-07-11ActiveAlexis EnglandYes
CT 382: AC Content by Ignition Oven2017-11-302018-11-30ExpiredIgnocencio HerreraYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 518: Unit Weight - PCC (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-07-112025-07-11ActiveEmily MerrittYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-07-112025-07-11ActiveEmily MerrittYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-02-092028-02-09ActiveDavid MedinaNo
CT 533: Ball Penetration - PCC2017-06-122019-06-12ExpiredIgnocencio HerreraYes
CT 539: Sampling Fresh Concrete (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 540: Making Cylinders - PCC (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-02-092028-02-09ActiveDavid MedinaNo
CT 556: Slump - PCC (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 557: Temperature - PCC (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
Total 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
AASHTO R47: Reducing Samples of HMA (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
AASHTO R76: Reducing Samples of Agg (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-04-072025-04-07ActiveDalton LaBoskeyYes
AASHTO T176: Sand Equivalent (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-04-072025-04-07ActiveDalton LaBoskeyYes
AASHTO T255: Evaporable Moisture Content (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-04-072025-04-07ActiveDalton LaBoskeyYes
AASHTO T275: Bulk SpG - HMA (JTCP)2022-04-072025-04-07ActiveDalton LaBoskeyYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-04-072025-04-07ActiveDalton LaBoskeyYes
AASHTO T312: Gyratory Compactor2023-07-112025-07-11ActiveAlexis EnglandYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes
AASHTO T335: Percentage of Fracture (JTCP)2022-02-182025-02-18ActiveSoroosh AmelianYes

Details for Casey Riley

First NameCasey
Last NameRiley
StatusActive
Total 28 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
CT 125 GEN: Sampling - GENERAL2023-07-122026-07-12ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2022-02-042025-02-04ActiveSoroosh AmelianYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2022-02-042025-02-04ActiveSoroosh AmelianYes
CT 205: Percent Crushed Particles (JTCP)2022-02-042025-02-04ActiveSoroosh AmelianYes
CT 206: SpG & Absorption - Coarse Aggregates2023-07-122025-07-12ActiveAlexis EnglandYes
CT 212: Unit Weight of Aggregates2023-07-122025-07-12ActiveAlexis EnglandYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2022-02-042025-02-04ActiveSoroosh AmelianYes
CT 217: Sand Equivalent (JTCP)2022-02-042025-02-04ActiveSoroosh AmelianYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2022-02-042025-02-04ActiveSoroosh AmelianYes
CT 227: Cleanness Value (JTCP)2022-02-042025-02-04ActiveSoroosh AmelianYes
CT 229: Durability (JTCP)2022-02-042025-02-04ActiveSoroosh AmelianYes
CT 231: Relative Compaction - Nuclear Gage2023-07-122025-07-12ActiveAlexis EnglandYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2023-04-212026-04-21ActiveGabriela LopezNo
CT 370: Moisture Content by Microwave2023-07-122025-07-12ActiveAlexis EnglandYes
CT 375: AC Density by Nuclear Gage2020-06-112021-06-11ExpiredLoren LeeYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 518: Unit Weight - PCC (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-07-122025-07-12ActiveEmily MerrittYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-07-122025-07-12ActiveEmily MerrittYes
CT 523.1 Section B.1 & B.2: Flexural Strength (Field Fabrication) (JTCP)2023-02-092028-02-09ActiveDavid MedinaNo
CT 539: Sampling Fresh Concrete (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 540: Making Cylinders - PCC (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 543: Air Content of PCC - Volumetric Method (JTCP)2023-02-092028-02-09ActiveDavid MedinaNo
CT 556: Slump - PCC (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
CT 557: Temperature - PCC (JTCP)2023-02-092028-02-09ActiveDavid MedinaYes
Total 9 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
AASHTO R47: Reducing Samples of HMA (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
AASHTO R76: Reducing Samples of Agg (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
AASHTO T176: Sand Equivalent (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
AASHTO T255: Evaporable Moisture Content (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
AASHTO T312: Gyratory Compactor2023-07-122025-07-12ActiveAlexis EnglandYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes
AASHTO T335: Percentage of Fracture (JTCP)2023-04-212026-04-21ActiveGabriela LopezYes

Details for Samuel Kiser

First NameSamuel
Last NameKiser
StatusActive
Total 8 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2023-07-112026-07-11ActiveAlexis EnglandNo
CT 125 GEN: Sampling - GENERAL2023-07-112026-07-11ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA2023-07-112026-07-11ActiveAlexis EnglandNo
CT 206: SpG & Absorption - Coarse Aggregates2023-07-112025-07-11ActiveAlexis EnglandYes
CT 211: LA Rattler2023-07-112025-07-11ActiveAlexis EnglandYes
CT 212: Unit Weight of Aggregates2023-07-112025-07-11ActiveAlexis EnglandYes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)2023-07-112025-07-11ActiveEmily MerrittYes
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)2023-07-112025-07-11ActiveEmily MerrittYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.

Details for Kaden Smith

First NameKaden
Last NameSmith
StatusActive
Total 6 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 125 AGG: Sampling - AGGREGATES2023-07-112026-07-11ActiveAlexis EnglandNo
CT 125 GEN: Sampling - GENERAL2023-07-112026-07-11ActiveAlexis EnglandYes
CT 125 HMA: Sampling - HMA2023-07-112026-07-11ActiveAlexis EnglandNo
CT 206: SpG & Absorption - Coarse Aggregates2023-07-112024-07-11ActiveAlexis EnglandYes
CT 211: LA Rattler2023-07-112024-07-11ActiveAlexis EnglandYes
CT 212: Unit Weight of Aggregates2023-07-112024-07-11ActiveAlexis EnglandYes
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
No results found.