Caltrans SIAD - Lab Information for CTL, Incorporated

Lab details for CTL, Incorporated

Basic Information

Lab Name	CTL, Incorporated
Manager Name	Gerrit Schriemer
Lab Email	gs@ctlinc.us
Lab Telephone	559-592-3555
Lab Fax	559-592-3553
Lab Full Address	710 South Kaweah Avenue, Exeter, CA 93221
Zip	93221
Lab Type	Private
District	6
Mobile Lab Full Address	, ,

Download TL-0113

RSP Information

RSP Shipping Address: 710 South Kaweah Avenue, Exeter, CA 93221

Test Methods

California Test (CT) Accreditations

Total 31 items.

Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Technician Certified?	Comments
CT 105: Calculations - Gradings (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 106: Definitions - Specific Gravity (SpG)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 125 ADMIX: Sampling - ADMIXTURE	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 125 AGG: Sampling - AGGREGATES (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 125 BIT: Sampling - BITUMINOUS	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 125 CEM: Sampling - CEM	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 125 GEN: Sampling - GENERAL	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 125 HMA: Sampling - HMA (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 201: Sample Preparation - Soil and Aggregates (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 211: LA Rattler	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 216: Relative Compaction - Soils and Aggregates (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 217: Sand Equivalent (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 226: Moisture Content - Soils and Aggregates (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 227: Cleanness Value (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 229: Durability (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	Yes	(not set)
CT 231: Relative Compaction - Nuclear Gage	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 301: "R" Value	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 304: Sample Preparation - HMA	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 308: Bulk SpG and Density - HMA	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 309: Max SpG and Density - HMA	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 366: Stabilometer	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 375: AC Density by Nuclear Gage	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 382: AC Content by Ignition Oven	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 504: Air Content of PCC - Pressure Method (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 518: Unit Weight - PCC (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 539: Sampling Fresh Concrete (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 540: Making Cylinders - PCC (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 543: Air Content of PCC - Volumetric Method (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 556: Slump - PCC (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)
CT 557: Temperature - PCC (JTCP)	2023-01-31	2024-01-31	Expired	Sarbjit Grewal	No	(not set)

AASHTO/ASTM Proficiencies

Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Technician Certified?	Comments
No results found.

Technicians in the Lab

Technician Summary

Total 7 items.

First Name	Last Name	Actions
Chandrakant	Patel	View
Bryan	Flanagan	View
Tyler	Johnson	View
Colton	Clark	View
Devin	Mora	View
Alexis	Aguiniga Leon	View
Caleb	Wegener	View

Technician Details

Details for Chandrakant Patel

First Name	Chandrakant
Last Name	Patel
Status	Active

Total 28 items.

Certified California Tests(CT)
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
CT 105: Calculations - Gradings (JTCP)	2023-03-03	2026-03-03	Expired	Gabriela Lopez	Yes
CT 106: Definitions - Specific Gravity (SpG)	2017-09-12	2023-06-30	Expired	Pedro Reyes	Yes
CT 125 ADMIX: Sampling - ADMIXTURE	2023-05-16	2024-05-16	Expired	Sarbjit Grewal	Yes
CT 125 AGG: Sampling - AGGREGATES (JTCP)	2023-03-03	2026-03-03	Expired	Gabriela Lopez	Yes
CT 125 BIT: Sampling - BITUMINOUS	2016-09-14	2017-09-14	Expired	Pedro Reyes	Yes
CT 125 CEM: Sampling - CEM	2023-05-16	2024-05-16	Expired	Sarbjit Grewal	Yes
CT 125 GEN: Sampling - GENERAL	2023-05-16	2024-05-16	Expired	Sarbjit Grewal	Yes
CT 125 HMA: Sampling - HMA (JTCP)	2016-09-14	2017-09-14	Inactive	Gabriela Lopez	Yes
CT 125 HMA: Sampling - HMA	2023-05-16	2024-05-16	Expired	Sarbjit Grewal	No
CT 201: Sample Preparation - Soil and Aggregates (JTCP)	2023-03-03	2026-03-03	Expired	Gabriela Lopez	Yes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)	2023-03-03	2026-03-03	Expired	Benjamin Martinez	Yes
CT 205: Percent Crushed Particles (JTCP)	2023-03-03	2026-03-03	Expired	Gabriela Lopez	No
CT 211: LA Rattler	2016-10-20	2017-10-20	Expired	Pedro Reyes	Yes
CT 216: Relative Compaction - Soils and Aggregates (JTCP)	2023-03-03	2026-03-03	Expired	Gabriela Lopez	Yes
CT 217: Sand Equivalent (JTCP)	2020-02-07	2023-02-07	Inactive	Gabriela Lopez	Yes
CT 226: Moisture Content - Soils and Aggregates (JTCP)	2023-03-03	2026-03-03	Expired	Gabriela Lopez	Yes
CT 227: Cleanness Value (JTCP)	2023-03-03	2026-03-03	Expired	Gabriela Lopez	Yes
CT 229: Durability (JTCP)	2023-03-03	2026-03-03	Expired	Gabriela Lopez	Yes
CT 301: "R" Value	2017-09-12	2019-09-12	Expired	Pedro Reyes	Yes
CT 504: Air Content of PCC - Pressure Method (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 518: Unit Weight - PCC (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 521.2: Compressive Strength - PCC (ASTM C39 / C1231)	2016-09-14	2018-09-14	Expired	Pedro Reyes	No
CT 521.1: Compressive Strength - PCC (ASTM C39 / C617)	2016-09-14	2018-09-14	Expired	Pedro Reyes	No
CT 539: Sampling Fresh Concrete (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 540: Making Cylinders - PCC (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 543: Air Content of PCC - Volumetric Method (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 556: Slump - PCC (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 557: Temperature - PCC (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes

AASHTO/ASTM Proficiencies
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
No results found.

Details for Bryan Flanagan

First Name	Bryan
Last Name	Flanagan
Status	Active

Total 9 items.

Certified California Tests(CT)
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
CT 125 GEN: Sampling - GENERAL	2018-01-24	2019-01-24	Expired	Pedro Reyes	Yes
CT 231: Relative Compaction - Nuclear Gage	2023-05-16	2024-05-16	Expired	Sarbjit Grewal	Yes
CT 504: Air Content of PCC - Pressure Method (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 518: Unit Weight - PCC (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 539: Sampling Fresh Concrete (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 540: Making Cylinders - PCC (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 543: Air Content of PCC - Volumetric Method (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 556: Slump - PCC (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes
CT 557: Temperature - PCC (JTCP)	2016-04-09	2021-04-09	Expired	Sarbjit Grewal	Yes

AASHTO/ASTM Proficiencies
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
No results found.

Details for Tyler Johnson

First Name	Tyler
Last Name	Johnson
Status	Active

Certified California Tests(CT)
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
No results found.

AASHTO/ASTM Proficiencies
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
No results found.

Details for Colton Clark

First Name	Colton
Last Name	Clark
Status	Active

Certified California Tests(CT)
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
No results found.

AASHTO/ASTM Proficiencies
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
No results found.

Details for Devin Mora

First Name	Devin
Last Name	Mora
Status	Active

Certified California Tests(CT)
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
No results found.

AASHTO/ASTM Proficiencies
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
No results found.

Details for Alexis Aguiniga Leon

First Name	Alexis
Last Name	Aguiniga Leon
Status	Active

Total 9 items.

Certified California Tests(CT)
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
CT 125 AGG: Sampling - AGGREGATES (JTCP)	2025-08-15	2028-08-15	Inactive	Graham Velek	Yes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)	2025-08-15	2028-08-15	Active	Graham Velek	Yes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)	2025-08-15	2028-08-15	Active	Graham Velek	Yes
CT 205: Percent Crushed Particles (JTCP)	2025-08-15	2028-08-15	Active	Graham Velek	No
CT 216: Relative Compaction - Soils and Aggregates (JTCP)	2025-08-15	2028-08-15	Active	Graham Velek	Yes
CT 217: Sand Equivalent (JTCP)	2025-08-15	2028-08-15	Active	Graham Velek	Yes
CT 226: Moisture Content - Soils and Aggregates (JTCP)	2025-08-15	2028-08-15	Active	Graham Velek	Yes
CT 227: Cleanness Value (JTCP)	2025-08-15	2028-08-15	Active	Graham Velek	Yes
CT 229: Durability (JTCP)	2025-08-15	2028-08-15	Active	Graham Velek	Yes

Total 5 items.

AASHTO/ASTM Proficiencies
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)	2025-07-10	2028-07-10	Active	Firooz Ahmad Hosainy	No
AASHTO T209: Max SpG and Density - HMA (JTCP)	2025-07-10	2028-07-10	Active	Firooz Ahmad Hosainy	No
AASHTO T269: Percent Air Voids - HMA (JTCP)	2025-07-10	2028-07-10	Active	Firooz Ahmad Hosainy	No
AASHTO T275: Bulk SpG - HMA (JTCP)	2025-07-10	2028-07-10	Active	Firooz Ahmad Hosainy	No
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)	2025-07-10	2028-07-10	Active	Firooz Ahmad Hosainy	No

Details for Caleb Wegener

First Name	Caleb
Last Name	Wegener
Status	Active

Total 12 items.

Certified California Tests(CT)
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
CT 105: Calculations - Gradings (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 125 AGG: Sampling - AGGREGATES (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 125 HMA: Sampling - HMA (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	Yes
CT 201: Sample Preparation - Soil and Aggregates (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 202: Sieve analysis - Fine and Coarse Aggregates (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 205: Percent Crushed Particles (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	No
CT 216: Relative Compaction - Soils and Aggregates (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 217: Sand Equivalent (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 226: Moisture Content - Soils and Aggregates (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 227: Cleanness Value (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 229: Durability (JTCP)	2025-12-12	2028-12-12	Active	Wei Geng	Yes
CT 306: Reducing Samples of Asphalt Mixtures (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No

Total 14 items.

AASHTO/ASTM Proficiencies
Test Method	Obtained Date	Expiration Date	Status	IA Responsible	Within Lab Scope?
AASHTO T11: Sieve Analysis (Washing) - Fine Aggregates (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No
AASHTO T27: Sieve Analysis - Fine and Coarse Aggregates (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No
AASHTO T30: Mechanical Analysis of Extracted Aggregate (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No
AASHTO R47: Reducing Samples of HMA (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No
AASHTO R76: Reducing Samples of Agg (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No
AASHTO T166: Bulk SpG of Compacted HMA - SSD (JTCP)	2025-12-04	2028-12-04	Active	Gabriela Lopez	No
AASHTO T176: Sand Equivalent (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No
AASHTO T209: Max SpG and Density - HMA (JTCP)	2025-12-04	2028-12-04	Active	Gabriela Lopez	No
AASHTO T255: Evaporable Moisture Content (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No
AASHTO T269: Percent Air Voids - HMA (JTCP)	2025-12-04	2028-12-04	Active	Gabriela Lopez	No
AASHTO T275: Bulk SpG - HMA (JTCP)	2025-12-04	2028-12-04	Active	Gabriela Lopez	No
AASHTO T308: AC Content (Ignition Oven) - HMA (JTCP)	2025-12-04	2028-12-04	Active	Gabriela Lopez	No
AASHTO T329: Moisture Content (Oven Method) - HMA (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No
AASHTO T335: Percentage of Fracture (JTCP)	2026-01-16	2029-01-16	Active	Wei Geng	No

For concerns with missing or erroneous data, please contact your Independent Assurance personnel