Technician Information for Randy Bibbens

First NameRandy
Last NameBibbens
Technician ID01032

Associated Labs

Total 5 items.
Lab NameManager NameFull AddressDistrictPage Alias
CGI Technical ServicesWard LakeCliff Curry476-250 Ward Lake Road, Litchfield, CA 961172Lab 1
CGI Technical Services, IncorporatedTanner Jones1612 Insight Place, Redding, CA 960032Lab 2
CGI Technical Services J.F. Shea FawndaleCliff Curry15381 Fawndale Road, Redding, CA 960032Lab 3
CGI Technical Services, Shaw PitCliff Curry1294 CR-85A, Lookout, CA 960542Lab 4
CGI Technical Services, Eagle Peak RockCliff Curry886 Fitch Road, Alturas, CA 961012Lab 5

Test Methods

California Test (CT) Certifications

Total 19 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 211 LA Rattler 2026-03-05ActiveDarrell ValasekLab 2(No comments)
CT 308 Bulk SpG and Density - HMA 2026-03-05ActiveDarrell ValasekLab 2, Lab 4(No comments)
CT 309 Max SpG and Density - HMA 2026-03-05ActiveDarrell ValasekLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 382 AC Content by Ignition Oven 2026-03-05ActiveDarrell ValasekLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 384 Combined Grade for HMA using up to 25% RAP 2026-03-05ActiveDarrell ValasekLab 2(No comments)
CT 125 AGG Sampling - AGGREGATES 2025-05-10ActiveDarrell ValasekLab 2(No comments)
CT 125 BIT Sampling - BITUMINOUS 2025-05-10ActiveDarrell ValasekLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 125 GEN Sampling - GENERAL 2025-05-10ActiveDarrell ValasekLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 125 HMA Sampling - HMA 2025-05-10ActiveDarrell ValasekLab 2(No comments)
CT 106 Definitions - Specific Gravity (SpG) 2025-05-09ActiveDarrell ValasekLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2023-06-30ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2023-06-30ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2020-06-14ExpiredNatalie RiviniusLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2020-06-14ExpiredNatalie RiviniusLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2018-04-01ExpiredMarcelo JimenezLab 2(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
CT 370 Moisture Content by Microwave 2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)

AASHTO/ASTM Proficiencies

Total 9 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
AASHTO T96 L.A. Rattler 2026-03-05ActiveDarrell ValasekLab 2(No comments)
AASHTO T11 Sieve Analysis (Washing) - Fine Aggregates (JTCP - HMA I)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
AASHTO T176 Sand Equivalent (JTCP - HMA I)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
AASHTO T209 Max SpG and Density - HMA (JTCP - HMA II)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
AASHTO T269 Percent Air Voids - HMA (JTCP - HMA II)2018-04-01ExpiredMarcelo JimenezLab 2(No comments)
AASHTO T275 Bulk SpG - HMA (JTCP - HMA II)2018-04-01ExpiredMarcelo JimenezLab 2, Lab 4(No comments)
AASHTO T308 AC Content (Ignition Oven) - HMA (JTCP - HMA II)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)
AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I)2018-04-01ExpiredMarcelo JimenezLab 1, Lab 2, Lab 3, Lab 4, Lab 5(No comments)