Technician Information for Nathan Ogbasellasie

First NameNathan
Last NameOgbasellasie
Technician ID02624

Associated Labs

Total 2 items.
Lab NameManager NameFull AddressDistrictPage Alias
CT D08 - Hesperia Construction AcceptanceKaushalKumar G. Talati15255 Bear Valley Road, Hesperia, CA 923458Lab 1
CT D08 - Barstow Construction AcceptanceKaushalKumar G. Talati1800 Dill Road, Barstow, CA 923118Lab 2

Test Methods

California Test (CT) Certifications

Total 30 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2027-06-07ActiveGabriela LopezLab 1, Lab 2(No comments)
CT 106 Definitions - Specific Gravity (SpG) 2024-06-26ExpiredMajid FahrtoshLab 1, Lab 2(No comments)
CT 125 ADMIX Sampling - ADMIXTURE 2025-07-19ActiveMajid FahrtoshLab 1, Lab 2(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2027-06-07ActiveGabriela LopezLab 1, Lab 2(No comments)
CT 125 BIT Sampling - BITUMINOUS 2025-07-19ActiveMajid FahrtoshLab 1, Lab 2(No comments)
CT 125 CEM Sampling - CEM 2025-07-19ActiveMajid FahrtoshLab 1, Lab 2(No comments)
CT 125 GEN Sampling - GENERAL 2025-07-19ActiveMajid FahrtoshLab 1, Lab 2(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2027-06-07ActiveGabriela LopezLab 1, Lab 2(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2027-03-22ActiveFirooz Ahmad HosainyLab 1, Lab 2(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2027-03-22ActiveFirooz Ahmad HosainyLab 1, Lab 2(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2027-03-22ActiveFirooz Ahmad Hosainy(No lab)(No comments)
CT 206 SpG & Absorption - Coarse Aggregates 2018-12-28ExpiredChad Claxton(No lab)(No comments)
CT 207 SpG & Absorption - Fine Aggregates 2018-12-28ExpiredChad Claxton(No lab)(No comments)
CT 211 LA Rattler 2018-12-28ExpiredChad Claxton(No lab)(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2027-03-22ActiveFirooz Ahmad HosainyLab 1, Lab 2(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2027-03-22ActiveFirooz Ahmad HosainyLab 1, Lab 2(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2027-03-22ActiveFirooz Ahmad HosainyLab 1, Lab 2(No comments)
CT 227 Cleanness Value (JTCP - S&A)2027-03-22ActiveFirooz Ahmad HosainyLab 1, Lab 2(No comments)
CT 229 Durability (JTCP - S&A)2027-03-22ActiveFirooz Ahmad Hosainy(No lab)(No comments)
CT 231 Relative Compaction - Nuclear Gage 2026-07-01ActiveBenjamin MartinezLab 1, Lab 2IA#153
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2027-06-07ActiveGabriela Lopez(No lab)(No comments)
CT 309 Max SpG and Density - HMA 2018-12-28ExpiredChad ClaxtonLab 1, Lab 2(No comments)
CT 375 AC Density by Nuclear Gage 2023-11-18ExpiredMajid FahrtoshLab 1, Lab 2(No comments)
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2024-07-19ExpiredVincent Onoh(No lab) Created based on CT521 certificate ID39930
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2024-07-19ExpiredVincent Onoh(No lab)
Created based on CT521 certificate ID39930
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2019-06-19ExpiredAshley ShawLab 1, Lab 2(No comments)
CT 523.2 Section B.3 Flexural Strength (Lab Test) 2026-07-01ActiveBenjamin MartinezLab 1, Lab 2IA#153
CT 524 Flexural Strength of Rapid Strength - PCC 2026-07-01ActiveBenjamin MartinezLab 1, Lab 2IA#153
CT 533 Ball Penetration - PCC 2026-07-01ActiveBenjamin MartinezLab 1, Lab 2IA#153
CT 552 Relative Compaction of Polymer Concrete 2026-07-01ActiveBenjamin MartinezLab 1, Lab 2IA#153

AASHTO/ASTM Proficiencies

Total 13 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
AASHTO T166 Bulk SpG of Compacted HMA - SSD (JTCP - HMA II)2027-03-28ActiveGabriela Lopez(No lab)(No comments)
AASHTO T209 Max SpG and Density - HMA (JTCP - HMA II)2027-03-28ActiveGabriela LopezLab 1, Lab 2(No comments)
AASHTO T269 Percent Air Voids - HMA (JTCP - HMA II)2027-03-28ActiveGabriela Lopez(No lab)(No comments)
AASHTO T275 Bulk SpG - HMA (JTCP - HMA II)2027-03-28ActiveGabriela LopezLab 1, Lab 2(No comments)
AASHTO T308 AC Content (Ignition Oven) - HMA (JTCP - HMA II)2027-03-28ActiveGabriela Lopez(No lab)(No comments)
AASHTO T11 Sieve Analysis (Washing) - Fine Aggregates (JTCP - HMA I)2027-06-07ActiveGabriela LopezLab 1, Lab 2(No comments)
AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I)2027-06-07ActiveGabriela LopezLab 1, Lab 2(No comments)
AASHTO R47 Reducing Samples of HMA (JTCP - HMA I)2027-06-07ActiveGabriela LopezLab 1, Lab 2(No comments)
AASHTO R76 Reducing Samples of Agg (JTCP - HMA I)2027-06-07ActiveGabriela LopezLab 1, Lab 2(No comments)
AASHTO T176 Sand Equivalent (JTCP - HMA I)2027-06-07ActiveGabriela LopezLab 1, Lab 2(No comments)
AASHTO T255 Evaporable Moisture Content (JTCP - HMA I)2027-06-07ActiveGabriela Lopez(No lab)(No comments)
AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I)2027-06-07ActiveGabriela Lopez(No lab)(No comments)
AASHTO T335 Percentage of Fracture (JTCP - HMA I)2027-06-07ActiveGabriela Lopez(No lab)(No comments)