ACI Committee 506, Shotcreting? Activities Update ACI Committee 506, Shotcreting, is one of the most active technical committees of the American Concrete Institute (ACI). By shotcreteweb|2022-02-16T16:54:32+00:00January 6th, 2016| Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail About the Author: shotcreteweb