Technician Information for Stephen James

First NameStephen
Last NameJames
Technician ID02940

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
NAI LaboratoryStephen James16410 North Highway 101, Willits, CA 954901Lab 1

Test Methods

California Test (CT) Certifications

Total 34 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2024-06-142027-06-14ActiveBrian EllisLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2024-06-142027-06-14ActiveBrian Ellis(No lab)(No comments)
CT 125 CEM Sampling - CEM 2018-03-132020-03-13ExpiredDarla Ghidinelli(No lab)(No comments)
CT 125 GEN Sampling - GENERAL 2018-03-132020-03-13ExpiredDarla GhidinelliLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2024-06-142027-06-14ActiveBrian EllisLab 1(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2024-06-142027-06-14ActiveBrian EllisLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2024-06-142027-06-14ActiveBrian EllisLab 1(No comments)
CT 206 SpG & Absorption - Coarse Aggregates 2024-12-032025-12-03ActiveAlexis EnglandLab 1(No comments)
CT 207 SpG & Absorption - Fine Aggregates 2024-12-032025-12-03ActiveAlexis EnglandLab 1(No comments)
CT 212 Unit Weight of Aggregates 2024-12-102025-12-10ActiveAlexis EnglandLab 1(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2024-06-142027-06-14ActiveBrian Ellis(No lab)(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2024-06-142027-06-14ActiveBrian EllisLab 1(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2024-06-142027-06-14ActiveBrian EllisLab 1(No comments)
CT 227 Cleanness Value (JTCP - S&A)2024-06-142027-06-14ActiveBrian Ellis(No lab)(No comments)
CT 229 Durability (JTCP - S&A)2024-06-142027-06-14ActiveBrian EllisLab 1(No comments)
CT 231 Relative Compaction - Nuclear Gage 2020-02-272021-02-27ExpiredLoren Lee(No lab)(No comments)
CT 235 Flat and Elongated Particles 2024-12-102025-12-10ActiveAlexis EnglandLab 1(No comments)
CT 308 Bulk SpG and Density - HMA 2016-03-172018-03-17ExpiredLoren Lee(No lab)(No comments)
CT 309 Max SpG and Density - HMA 2016-03-172018-03-17ExpiredLoren Lee(No lab)(No comments)
CT 370 Moisture Content by Microwave 2016-03-172018-03-17ExpiredLoren Lee(No lab)(No comments)
CT 375 AC Density by Nuclear Gage 2020-02-272021-02-27ExpiredLoren Lee(No lab)(No comments)
CT 382 AC Content by Ignition Oven 2016-03-172018-03-17ExpiredLoren Lee(No lab)(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2020-01-312025-01-31ExpiredJackie TreatLab 1(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2020-01-312025-01-31ExpiredJackie TreatLab 1(No comments)
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2020-02-272021-02-27ExpiredDarla Ghidinelli(No lab) Created based on CT521 certificate ID40255
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2024-12-102025-12-10ActiveAlexis EnglandLab 1
Created based on CT521 certificate ID40255
CT 533 Ball Penetration - PCC 2018-03-132020-03-13ExpiredDarla Ghidinelli(No lab)(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2020-01-312025-01-31ExpiredJackie TreatLab 1(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2020-01-312025-01-31ExpiredJackie Treat(No lab)(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2020-01-312025-01-31ExpiredJackie Treat(No lab)(No comments)
CT 547 Bridge Profilograph 2020-02-272021-02-27ExpiredLoren Lee(No lab)(No comments)
CT 556 Slump - PCC (JTCP - PCC)2020-01-312025-01-31ExpiredJackie TreatLab 1(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2020-01-312025-01-31ExpiredJackie TreatLab 1(No comments)

AASHTO/ASTM Proficiencies

Total 14 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
AASHTO T11 Sieve Analysis (Washing) - Fine Aggregates (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO R47 Reducing Samples of HMA (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO R76 Reducing Samples of Agg (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO T176 Sand Equivalent (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO T248 Reducing Samples of Agg. (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO T255 Evaporable Moisture Content (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO T335 Percentage of Fracture (JTCP - HMA I)2018-06-152021-06-15ExpiredBiplab Bhattacharya(No lab)(No comments)
AASHTO T166 Bulk SpG of Compacted HMA - SSD (JTCP - HMA II)2019-02-072022-02-07ExpiredRichard Hibbard(No lab)(No comments)
AASHTO T209 Max SpG and Density - HMA (JTCP - HMA II)2019-02-072022-02-07ExpiredRichard Hibbard(No lab)(No comments)
AASHTO T269 Percent Air Voids - HMA (JTCP - HMA II)2019-02-072022-02-07ExpiredRichard Hibbard(No lab)(No comments)
AASHTO T275 Bulk SpG - HMA (JTCP - HMA II)2019-02-072022-02-07ExpiredRichard Hibbard(No lab)(No comments)
AASHTO T308 AC Content (Ignition Oven) - HMA (JTCP - HMA II)2019-02-072022-02-07ExpiredRichard Hibbard(No lab)(No comments)