Technician Information for Jeffrey Mckeehan

First NameJeffrey
Last NameMckeehan
Technician ID04407

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
CT D03 - Chico Field LaboratoryBrad Mckeehan2707 Notre Dame Boulevard, Chico, CA 959283Lab 1

Test Methods

California Test (CT) Certifications

Total 23 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2026-04-21ActiveGabriela LopezLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2026-04-21ActiveGabriela LopezLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2026-04-21ActiveGabriela LopezLab 1(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2025-12-09ActiveAvinash RallaLab 1(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2025-12-09ActiveAvinash RallaLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2025-12-09ActiveAvinash Ralla(No lab)(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2025-12-09ActiveAvinash RallaLab 1(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2025-12-09ActiveAvinash RallaLab 106/29/2022 Unsuspended for CSP participation . CSP suspension on 06/16/2022 for nonparticipation. Contact CSP@dot.ca.gov for unsuspension directions
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2025-12-09ActiveAvinash RallaLab 1(No comments)
CT 227 Cleanness Value (JTCP - S&A)2025-12-09ActiveAvinash RallaLab 1(No comments)
CT 229 Durability (JTCP - S&A)2025-12-09ActiveAvinash RallaLab 1(No comments)
CT 231 Relative Compaction - Nuclear Gage 2024-11-08ActiveDarrell ValasekLab 1(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2025-01-25ActiveDavid MedinaLab 1(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2025-01-25ActiveDavid MedinaLab 1(No comments)
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2025-01-25ActiveDavid MedinaLab 1(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2025-01-25ActiveDavid MedinaLab 1(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2025-01-25ActiveDavid MedinaLab 1(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2025-01-25ActiveDavid Medina(No lab)(No comments)
CT 556 Slump - PCC (JTCP - PCC)2025-01-25ActiveDavid MedinaLab 1(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2025-01-25ActiveDavid MedinaLab 1(No comments)
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2026-04-21ActiveGabriela Lopez(No lab)(No comments)
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2024-11-08ActiveEmily Merritt(No lab) Created based on CT521 certificate ID86700
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2024-11-08ActiveEmily Merritt(No lab)
Created based on CT521 certificate ID86700

AASHTO/ASTM Proficiencies