The content introduction drawing is the structural construction drawing of the six floor bottom frame brick mixed residential building, mainly including: general description of structural design, slab, wall, beam and column structures, annotation of beam plane method, pile foundation details, pile foundation layout, ground beam layout, bottom floor column layout, beam reinforcement, slab reinforcement, stairs, bay window details, and a total of 35 pieces of 1 #, 2 # and 3 # residential buildings.