JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. RR 21.00.01-3.1 AISC 360-16 Technical Preview The program can now perform steel design of members per ANSI/AISC 360-16 Specifications for Structural Steel Buildings. Note: This feature was released as Technical Preview. It has been released as a commercial feature in a more recent release. Parent topic: RR 21.00.01-3 Features Affecting the Analysis and Design Engine Related conceptsRelated referenceRR 21.00.02-2.1 AISC 360-16 D1.A.10 AISC 360-16 Design D1.A. American Codes - Steel Design per AISC 360 Unified Specification