Understanding Shotcrete (w/ Bill Drakeley, Watershapes University)

00:00 - Introduction to Bill Drakeley

02:22 - Concrete 101: What happens when water mixes with dry cement?

04:02 - Concrete mix design (water:cement ratio)

05:18 - Compressive value (PSI)

07:49 - ACI and ASA minimum for pool concrete is 4000 PSI.

08:59 - How do you regulate PSI? Concrete mix design (water:cement ratio)

11:41 - Quality control

13:08 - Is waterproofing necessary when you have a proper, watertight concrete pool shell?

16:39 - Rapid-fire definitions

20:20 - Types of cracks

21:56 - Hydrating vs. Curing

29:15 - How to prep concrete before plaster

32:27 - Watertight vs. waterproof

33:42 - Summary: do your homework.  Thanks for listening!

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