SIAD: Certificates for David O'Connor
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Certificates for David O'Connor

Basic Information

First NameDavid
Last NameO'Connor
StatusActive

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
NV5, Inc.Dominic J. Potestio48 Bellarmine Court, Suite 40, Chico, CA 959283Lab 1

Test Methods

California Test (CT) Certifications

Total 7 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2027-05-03ActiveGabriela LopezLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2027-05-03ActiveGabriela LopezLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES 2026-05-19ActiveDarrell Valasek(No lab)(No comments)
CT 125 GEN Sampling - GENERAL 2026-05-19ActiveDarrell ValasekLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2027-05-03ActiveGabriela LopezLab 1(No comments)
CT 125 HMA Sampling - HMA 2026-05-19ActiveDarrell Valasek(No lab)(No comments)
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2027-05-03ActiveGabriela Lopez(No lab)(No comments)

AASHTO/ASTM Proficiencies

Total 8 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
AASHTO T11 Sieve Analysis (Washing) - Fine Aggregates (JTCP - HMA I)2027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I)2027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO R47 Reducing Samples of HMA (JTCP - HMA I)2027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO R76 Reducing Samples of Agg (JTCP - HMA I)2027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO T176 Sand Equivalent (JTCP - HMA I)2027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO T255 Evaporable Moisture Content (JTCP - HMA I)2027-05-03ActiveGabriela Lopez(No lab)(No comments)
AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I)2027-05-03ActiveGabriela LopezLab 1(No comments)
AASHTO T335 Percentage of Fracture (JTCP - HMA I)2027-05-03ActiveGabriela LopezLab 1(No comments)