Technician Information for Jeff Roberts

First NameJeff
Last NameRoberts
Technician ID06917

Associated Labs

Lab NameLab Lab Manager NameFull AddressLab Lab DistrictPage Alias
No results found.

Test Methods

California Test (CT) Certifications

Total 20 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 227 Cleanness Value (JTCP - S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 229 Durability (JTCP - S&A)2024-11-082027-11-08ActiveSarmad Dalal(No lab)(No comments)
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2025-07-172030-07-17ActiveSarmad Dalal(No lab)(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2025-07-172030-07-17ActiveSarmad Dalal(No lab)(No comments)
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2025-07-172030-07-17ActiveSarmad Dalal(No lab)(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2025-07-172030-07-17ActiveSarmad Dalal(No lab)(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2025-07-172030-07-17ActiveSarmad Dalal(No lab)(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2025-07-172030-07-17ActiveSarmad Dalal(No lab)(No comments)
CT 556 Slump - PCC (JTCP - PCC)2025-07-172030-07-17ActiveSarmad Dalal(No lab)(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2025-07-172030-07-17ActiveSarmad Dalal(No lab)(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)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO T30 Mechanical Analysis of Extracted Aggregate (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO R47 Reducing Samples of HMA (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO R76 Reducing Samples of Agg (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO T176 Sand Equivalent (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO T255 Evaporable Moisture Content (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO T335 Percentage of Fracture (JTCP - HMA I)2025-04-182028-04-18ActiveGraham Velek(No lab)(No comments)
AASHTO T166 Bulk SpG of Compacted HMA - SSD (JTCP - HMA II)2025-09-112028-09-11ActiveGraham Velek(No lab)(No comments)
AASHTO T209 Max SpG and Density - HMA (JTCP - HMA II)2025-09-112028-09-11ActiveGraham Velek(No lab)(No comments)
AASHTO T269 Percent Air Voids - HMA (JTCP - HMA II)2025-09-112028-09-11ActiveWei Geng(No lab)(No comments)
AASHTO T275 Bulk SpG - HMA (JTCP - HMA II)2025-09-112028-09-11ActiveGraham Velek(No lab)(No comments)
AASHTO T308 AC Content (Ignition Oven) - HMA (JTCP - HMA II)2025-09-112028-09-11ActiveGraham Velek(No lab)(No comments)

JTCP Sessions

Total 2 items.
JTCP Training CodeJTCP Training Start DateJTCP Training End Date
HMA1_LB00912025-04-152025-04-18
HMA2_LB01402025-09-092025-09-11