The structural design drawings of the sixth floor residential building include the schematic diagram of pile penetration depth, the connection node diagram of pile and foundation beam, the pile location map of 6 #, 7 #, 8 #, 25 # buildings, the structural plan of the second and third floors of 6 #, 7 #, 8 #, 25 # buildings, the structural plan of the fourth, fifth and sixth floors of 6 #, 7 #, 8 #, 25 # buildings, the roof structural plan of 6 #, 7 #, 8 #, 25 # buildings, and the third floor