Mr. ower MY SUGGESTIONS: -- Enter the B039 beam, on which the staircase is supported, as the mezzanine beam at the stairwell level, -- If you define the support conditions with Determine the stair support conditions and solve the building as a semi-rigid diaphragm, you will automatically give the stair loads. -- If you haven't used version 7 before, read the articles asked and answered for version 7. A REQUEST FROM IdeCAD: CAN WE SEE WALL LOADS IN ARCHITECTURE AS LINEAR LOAD ON THE MOLD PLAN? (There is hesitation because it cannot be seen.) Take it easy, Ünver ÖZCAN