Back to: Articles Search


GeneralCertification vs. Qualification of Shotcrete Nozzlemen

Merlyn Isaak

Read More

In 2000, ACI, in cooperation with ASA, estab-lished a formal certification program for certifying shotcrete nozzlemen. Prior to that date, ACI had a guideline document for certifying nozzlemen, but it was not being uniformly applied, it contained outdated features and appli-cations, and it was not