Tester Information for Richard Robertson

Basic Information

First NameRichard
Last NameRobertson
StatusActive

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
Wallace-Kuhl & AssociatesKevin Watson3422 W Hammer Lane, Stockton, CA 9521910Lab 1

Test Methods

California Test (CT) Certifications

Total 11 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 106 Definitions - Specific Gravity (SpG) 2020-01-24ExpiredJessaneil Perez(No lab)(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2020-01-24ExpiredJessaneil PerezLab 1(No comments)
CT 125 CEM Sampling - CEM 2020-01-24ExpiredJessaneil PerezLab 1(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2020-01-24ExpiredJessaneil PerezLab 1(No comments)
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2021-01-24ExpiredJessaneil PerezLab 1(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2021-01-24ExpiredJessaneil PerezLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES 2022-12-09ActiveJackie Treat(No lab)(No comments)
CT 125 GEN Sampling - GENERAL 2022-12-09ActiveJackie Treat(No lab)(No comments)
CT 125 HMA Sampling - HMA 2022-12-09ActiveJackie Treat(No lab)(No comments)
CT 231 Relative Compaction - Nuclear Gage 2022-12-09ActiveJackie TreatLab 1(No comments)
CT 375 AC Density by Nuclear Gage 2022-12-09ActiveJackie TreatLab 1(No comments)

AASHTO/ASTM Proficiencies

Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
No results found.