Lab details for Willow Creek Field Lab

Basic Information

Lab NameWillow Creek Field Lab
Manager NameJeffrey Zimmerer
Lab Emailjeffrey.zimmerer@dot.ca.gov
Lab Telephone707-498-3207
Lab Fax111-111-1111
Lab Full AddressHighway 96 PM 0.60 (Caltrans Maintenance Yard), Willow Creek, CA 95573
Zip95573
Lab TypeCaltrans
District1

RSP Information

Hwy 96, PM 0.60, Willow Creek, CA 95473

Test Methods

California Test (CT) Accreditations

Total 25 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTester Certified?
CT 105: Calculations - Gradings (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 106: Definitions - Specific Gravity (SpG)2021-05-272022-05-27ExpiredLoren LeeNo
CT 125 ADMIX: Sampling - ADMIXTURE2021-05-272022-05-27ExpiredLoren LeeNo
CT 125 AGG: Sampling - AGGREGATES (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 125 BIT: Sampling - BITUMINOUS2021-05-272022-05-27ExpiredLoren LeeNo
CT 125 CEM: Sampling - CEM2021-05-272022-05-27ExpiredLoren LeeNo
CT 125 GEN: Sampling - GENERAL2021-05-272022-05-27ExpiredLoren LeeNo
CT 125 HMA: Sampling - HMA (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 205: Percent Crushed Particles (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 212: Unit Weight of Aggregates2021-05-272022-05-27ExpiredLoren LeeNo
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 217: Sand Equivalent (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 227: Cleanness Value (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 229: Durability (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
CT 231: Relative Compaction - Nuclear Gage2021-05-272022-05-27ExpiredLoren LeeYes
CT 504: Air Content of PCC - Pressure Method (JTCP)2021-05-272022-05-27ExpiredLoren LeeNo
CT 518: Unit Weight - PCC (JTCP)2021-05-272022-05-27ExpiredLoren LeeNo
CT 533: Ball Penetration - PCC2021-05-272022-05-27ExpiredLoren LeeNo
CT 539: Sampling Fresh Concrete (JTCP)2021-05-272022-05-27ExpiredLoren LeeNo
CT 540: Making Cylinders - PCC (JTCP)2021-05-272022-05-27ExpiredLoren LeeNo
CT 556: Slump - PCC (JTCP)2021-05-272022-05-27ExpiredLoren LeeNo
CT 557: Temperature - PCC (JTCP)2021-05-272022-05-27ExpiredLoren LeeNo

AASHTO/ASTM Proficiencies

Total 14 items.
Test MethodObtained DateExpiration DateStatusIA ResponsibleTester Certified?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO R47: Reducing Samples of HMA (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO R76: Reducing Samples of Agg (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T176: Sand Equivalent (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T248: Reducing Samples of Agg. (JTCP)2021-05-272022-05-27ExpiredLoren LeeNo
AASHTO T255: Evaporable Moisture Content (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T275: Bulk SpG - HMA (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes
AASHTO T335: Percentage of Fracture (JTCP)2021-05-272022-05-27ExpiredLoren LeeYes

Testers in the Lab

Tester Summary

Total 1 item.
First NameLast NameActions
TrenaFreitas View

Tester Details

Details for Trena Freitas

First NameTrena
Last NameFreitas
StatusActive
Total 13 items.
Certified California Tests(CT)
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
CT 105: Calculations - Gradings (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
CT 125 AGG: Sampling - AGGREGATES (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
CT 125 HMA: Sampling - HMA (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)2019-10-182022-10-18ActiveShaya MeisamifardYes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)2019-10-182022-10-18ActiveShaya MeisamifardYes
CT 205: Percent Crushed Particles (JTCP)2019-10-182022-10-18ActiveShaya MeisamifardYes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)2019-10-182022-10-18ActiveShaya MeisamifardYes
CT 217: Sand Equivalent (JTCP)2019-10-182022-10-18ActiveShaya MeisamifardYes
CT 226: Moisture Content - Soils and Aggregates (JTCP)2019-10-182022-10-18ActiveShaya MeisamifardYes
CT 227: Cleanness Value (JTCP)2019-10-182022-10-18ActiveShaya MeisamifardYes
CT 229: Durability (JTCP)2019-10-182022-10-18ActiveShaya MeisamifardYes
CT 231: Relative Compaction - Nuclear Gage2021-12-212023-12-21ActiveAlexis EnglandYes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianNo
Total 14 items.
AASHTO/ASTM Proficiencies
Test MethodObtained DateExpiration DateStatusIA ResponsibleWithin Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
AASHTO R47: Reducing Samples of HMA (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
AASHTO R76: Reducing Samples of Agg (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)2022-06-302025-06-30ActiveAvinash RallaYes
AASHTO T176: Sand Equivalent (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
AASHTO T209: Max SpG and Density - HMA (JTCP)2022-06-302025-06-30ActiveAvinash RallaYes
AASHTO T248: Reducing Samples of Agg. (JTCP)2018-04-062021-04-06ExpiredBiplab BhattacharyaYes
AASHTO T255: Evaporable Moisture Content (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
AASHTO T269: Percent Air Voids - HMA (JTCP)2022-06-302025-06-30ActiveAvinash RallaYes
AASHTO T275: Bulk SpG - HMA (JTCP)2022-06-302025-06-30ActiveAvinash RallaYes
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)2022-06-302025-06-30ActiveAvinash RallaYes
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes
AASHTO T335: Percentage of Fracture (JTCP)2021-04-302024-04-30ActiveSoroosh AmelianYes