JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. § [E6]. Special Cantilever Column Systems (SCCS) - ANSI 341-10/16 ASD and LRFD SCCS's are designed and checked within the program. Parent topic: AISC 2005/2010/2016 (ANSI 341-05/10/16) – ASD and LRFD