John F. Cook
Director of Technical Services
John has been in the concrete industry for 25+ years and holds a B.S. in Geology from Georgia Southern University.
Certified in the following:
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GA D.O.T. Batchman Standard/Metric
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GA D.O.T. Technician Standard/Metric
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NRMCA Pervious Concrete Technician
Additional Information:
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ACI Georgia Chapter Member
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ACI International Member
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ACI International Member Committee 237-Self Consolidating Concrete
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ACI International Member Committee 211-Proportioning of Concrete Mixtures
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ACI International Member Committee 522-Pervious Concrete
- GCPA Board of Directors
Donald Blair
Field Director of Technical Services
Don has worked in the concrete industry for 31+ years.
Certified in the following:
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NICET Level IV Senior Technical - Concrete, Soils & Asphalt
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GA D.O.T. Technician Metric
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GA D.O.T. Batcher Metric
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ACI Concrete Technician Grade I & II
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ACI Concrete Inspector
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ACI Flatwork Technician
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GCPA Pervious Concrete Technician
Additional Information:
Tommy McElroy
QA Field Technician
Tommy has been in the concrete business for 29+ years.
Certified in the following:
Additional Information:
Plants Responsible for:
Ben Hilll, Tyrone, Hiram, Fayetteville
Jimmy Gilbert
QA Field Technician
Jimmy has been in the concrete industry for 30+ years.
Certified in the following:
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GA D.O.T. Certified Concrete Technician (Std/Metric)
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GA D.O.T. Certified Concrete Batcher (Std/Metric)
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ACI Concrete Field Technician Grade I
Additional Information:
Justin Lazenby
QA Field Technician
Justin has been in the concrete industry for 9+ years.
Certified in the following:
• D.O.T. Batchman
• ACI Field Technician Grade I
• D.O.T. Technician
Plants Responsible for:
Lithonia, Monroe, Stockbridge
PROFESSIONAL REGISTRATIONS, CERTIFICATIONS, ETC:
ACI Certified Technician & Examiner
ACI Certified Flatwork Finishing Technician & Examiner
NRMCA Certified Trainer
OTHER UNIQUE ACTIVITIES:
Technical Advisor to Southern Polytech Concrete Canoe Team
Has spent last 30 years in the concrete business, primarily in the technical arena. Now teaching & speaking on subject and promoting use of concrete and good concrete practices.