I am designing a Stair stringer with MC 12x10.6, keeping all parameters same, results showing as failed in AISC 360-16 ASD but passing in AISC 360-10 ASD. The failure clause D1 is same in both versions.

Hello Everyone For a while, I was using an Advanced Concrete Design (RCDC) for the design of a solid slab. Today I tried to learn the RAM concept for the slab designs but I saw a design of strips that had never seen before (When I was using RCDC and…