Technician Information for Jeff Lehti

First NameJeff
Last NameLehti
Technician ID01031

Associated Labs

Lab NameLab Lab Manager NameFull AddressLab Lab DistrictPage Alias
No results found.

Test Methods

California Test (CT) Certifications

Total 20 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2023-05-06ExpiredLoren Lee(No lab)(No comments)
CT 125 BIT Sampling - BITUMINOUS 2021-05-06ExpiredLoren Lee(No lab)(No comments)
CT 125 GEN Sampling - GENERAL 2021-05-06ExpiredLoren Lee(No lab)(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2023-05-06ExpiredLoren Lee(No lab)(No comments)
CT 231 Relative Compaction - Nuclear Gage 2021-05-06ExpiredLoren Lee(No lab)(No comments)
CT 375 AC Density by Nuclear Gage 2021-05-06ExpiredLoren Lee(No lab)(No comments)
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2023-06-30ExpiredNatalie Rivinius(No lab)(No comments)
CT 106 Definitions - Specific Gravity (SpG) 2020-04-27ExpiredNatalie Rivinius(No lab)(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2023-06-30ExpiredNatalie Rivinius(No lab)(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2018-03-25ExpiredNatalie Rivinius(No lab)(No comments)
CT 211 LA Rattler 2020-04-27ExpiredNatalie Rivinius(No lab)(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2018-03-25ExpiredNatalie Rivinius(No lab)(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2018-03-25ExpiredNatalie Rivinius(No lab)(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2018-03-25ExpiredNatalie Rivinius(No lab)(No comments)
CT 229 Durability (JTCP - S&A)2018-03-25ExpiredNatalie Rivinius(No lab)(No comments)
CT 308 Bulk SpG and Density - HMA 2020-04-27ExpiredNatalie Rivinius(No lab)(No comments)
CT 309 Max SpG and Density - HMA 2020-04-27ExpiredNatalie Rivinius(No lab)(No comments)
CT 370 Moisture Content by Microwave 2020-04-27ExpiredNatalie Rivinius(No lab)(No comments)
CT 382 AC Content by Ignition Oven 2020-04-27ExpiredNatalie Rivinius(No lab)(No comments)
CT 384 Combined Grade for HMA using up to 25% RAP 2020-04-27ExpiredNatalie Rivinius(No lab)(No comments)

AASHTO/ASTM Proficiencies