Technician Information for Justin Yu

First NameJustin
Last NameYu
Technician ID04895

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
UCPRC - DavisJeffrey Buscheck3327 Apiary Drive, Davis, CA 956163Lab 1

Test Methods

California Test (CT) Certifications

Total 6 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2024-05-032027-05-03ActiveGabriela Lopez(No lab)(No comments)
CT 125 AGG Sampling - AGGREGATES 2024-04-242025-04-24ActiveSarbjit Grewal(No lab)(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2024-05-032027-05-03ActiveGabriela Lopez(No lab)(No comments)
CT 125 HMA Sampling - HMA 2024-04-242025-04-24ActiveSarbjit Grewal(No lab)(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela LopezLab 1(No comments)
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela Lopez(No lab)(No comments)

AASHTO/ASTM Proficiencies

Total 28 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
AASHTO TP124 Fracture Potential of Asphalt Mixtures 2020-11-232021-11-23ExpiredIgnocencio HerreraLab 1(No comments)
AASHTO T166(03-0H10U4) Bulk SpG of Compacted HMA - SSD 2020-11-232021-11-23ExpiredIgnocencio HerreraLab 1(No comments)
AASHTO T331 Bulk Specific Gravity - vacuum seal method 2020-11-232021-11-23ExpiredIgnocencio HerreraLab 1(No comments)
AASHTO T378 AMPT 2020-11-232021-11-23ExpiredIgnocencio HerreraLab 1(No comments)
AASHTO T209(03-0H10U4) Max SpG and Density - HMA 2020-11-242021-11-24ExpiredIgnocencio HerreraLab 1(No comments)
AASHTO R83 Performance Test Specimens using the (SGC) 2020-11-302021-11-30ExpiredIgnocencio HerreraLab 1(No comments)
AASHTO T321 Beam Fatigue Testing 2020-12-012021-12-01ExpiredIgnocencio HerreraLab 1(No comments)
AASHTO PP3 Rolling Wheel Compaction of HMA specimens 2020-12-072021-12-07ExpiredIgnocencio HerreraLab 1(No comments)
AASHTO R47(03-0H10U4) Reducing Samples of HMA (Project: 03-0H10U4) 2020-12-072021-12-07ExpiredIgnocencio HerreraLab 1(No comments)
ASTM D8225(03-0H10U4) IDEAL CT 2022-12-312023-12-31ExpiredSarbjit Grewal(No lab)(No comments)
AASHTO T283 Moisture Induced Damage (TSR) 2024-04-242025-04-24ActiveSarbjit Grewal(No lab)(No comments)
AASHTO T312 Gyratory Compactor 2024-04-242025-04-24ActiveSarbjit GrewalLab 1(No comments)
ASTM D8225-19 (BMD ILS) IDEAL-CT 2024-12-122025-12-12ActiveSarbjit GrewalLab 1(No comments)
ASTM D8360-22 (BMD ILS) IDEAL-RT 2024-12-122025-12-12ActiveSarbjit GrewalLab 1(No comments)
ASTM WK86870 (BMD ILS) IDT-HT 2024-12-122025-12-12ActiveSarbjit GrewalLab 1(No comments)
AASHTO T11 Sieve Analysis (Washing) - Fine Aggregates (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO R47 Reducing Samples of HMA (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO R76 Reducing Samples of Agg (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO T176 Sand Equivalent (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela Lopez(No lab)(No comments)
AASHTO T255 Evaporable Moisture Content (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO T335 Percentage of Fracture (JTCP - HMA I)2024-05-032027-05-03ActiveGabriela Lopez(No lab)(No comments)
AASHTO T166 Bulk SpG of Compacted HMA - SSD (JTCP - HMA II)2025-02-202028-02-20ActiveGabriela LopezLab 1(No comments)
AASHTO T209 Max SpG and Density - HMA (JTCP - HMA II)2025-02-202028-02-20ActiveGabriela LopezLab 1(No comments)
AASHTO T269 Percent Air Voids - HMA (JTCP - HMA II)2025-02-202028-02-20ActiveGabriela LopezLab 1(No comments)
AASHTO T275 Bulk SpG - HMA (JTCP - HMA II)2025-02-202028-02-20ActiveGabriela LopezLab 1(No comments)
AASHTO T308 AC Content (Ignition Oven) - HMA (JTCP - HMA II)2025-02-202028-02-20ActiveGabriela LopezLab 1(No comments)