ACI Nozzleman Certification – Why, Who, When, and How ASA is the largest ACI sponsoring group offering ACI Shotcrete Nozzleman Certification in the world. By shotcreteweb|2022-02-16T16:49:19+00:00January 12th, 2018| Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail About the Author: shotcreteweb