ACI Shotcrete Nozzleman Wet-Mix Practice Questions - ACI Shotcreter (Wet-Mix Process) Exam

What is the defining characteristic of the wet-mix shotcrete process compared to the dry-mix process?

Water is added at the nozzle to a stream of dry components All ingredients including water are batched and mixed before pumping, and compressed air is introduced at the nozzle Aggregate is shot dry and cement paste is injected at the nozzle Shotcrete is sprayed by rotary impeller rather than pumped

Correct Answer:

All ingredients including water are batched and mixed before pumping, and compressed air is introduced at the nozzle

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