Columns Wall density [DCW] - jcgomezz/Building_taxonomy GitHub Wiki
This is contained in the level 3 of the LLRS attribue. Float specifying the density or ratio between the area of columns and/or walls and the area of the building plan. (DCW <= 1)
Level 3 it is not valid for the following LLRS: (LN) No lateral load-resisting system, (LH) Hybrid lateral loadresisting system, (LO) Other lateral load-resisting system