Technician Information for Tim Barnthouse

First NameTim
Last NameBarnthouse
Technician ID02114
Download TL-0111

Associated Labs

Total 3 items.
Lab NameManager NameFull AddressDistrictPage Alias
Riverside, County ofElmer Datuin2950 Washington Street, Riverside, CA 927808Lab 1
Riverside County, Mobile LaboratoryElmer Datuin2950 Washington Street, Riverside, CA 925048Lab 2
Riverside County, Satellite LaboratoryElmer Datuin86199 Airport Boulevard, Thermal, CA 922748Lab 3

Test Methods

California Test (CT) Certifications

Total 23 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2024-05-172027-05-17ActiveBrian EllisLab 1, Lab 2(No comments)
CT 125 ADMIX Sampling - ADMIXTURE 2016-05-042018-05-04ExpiredRoberto JarquinLab 1, Lab 2(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2024-05-172027-05-17ActiveBrian EllisLab 1, Lab 2(No comments)
CT 125 BIT Sampling - BITUMINOUS 2018-08-232020-08-23ExpiredVincent OnohLab 1, Lab 2(No comments)
CT 125 CEM Sampling - CEM 2016-05-042018-05-04ExpiredRoberto JarquinLab 1, Lab 2(No comments)
CT 125 GEN Sampling - GENERAL 2018-08-232020-08-23ExpiredVincent OnohLab 1, Lab 2(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2018-08-232021-08-23ExpiredVincent OnohLab 1, Lab 2(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2024-05-172027-05-17ActiveBrian EllisLab 1, Lab 2(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2024-05-172027-05-17ActiveBrian EllisLab 1, Lab 2(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2024-05-172027-05-17ActiveBrian EllisLab 1(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2024-05-172027-05-17ActiveBrian EllisLab 1, Lab 2, Lab 3(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2024-05-172027-05-17ActiveBrian EllisLab 1, Lab 2(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2024-05-172027-05-17ActiveBrian EllisLab 1(No comments)
CT 227 Cleanness Value (JTCP - S&A)2024-05-172027-05-17ActiveBrian EllisLab 1(No comments)
CT 229 Durability (JTCP - S&A)2024-05-172027-05-17ActiveBrian EllisLab 1(No comments)
CT 231 Relative Compaction - Nuclear Gage 2024-05-212026-05-21ActiveBabak RezaeiLab 1, Lab 3COVID 19 1 Month Extension.
CT 301 "R" Value 2024-08-222025-08-22ActiveRobby RodriguezLab 1(No comments)
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2023-09-192025-09-19ActiveBabak RezaeiLab 1 Created based on CT521 certificate ID29899
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2023-09-192025-09-19ActiveBabak RezaeiLab 1
Created based on CT521 certificate ID29899
CT 533 Ball Penetration - PCC 2023-09-192025-09-19ActiveBabak RezaeiLab 1(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2017-08-172019-08-17ExpiredVincent OnohLab 1(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2017-08-172019-08-17ExpiredVincent OnohLab 1(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2017-08-172019-08-17ExpiredVincent OnohLab 1(No comments)

AASHTO/ASTM Proficiencies

JTCP Sessions