The construction drawings of the chlorination room of the 5000t waterworks reaction tank filter clear water tank include: nozzle, triangle weir fabrication and installation drawings, wall pipe, flange fabrication and installation drawings, steel ladder, handrail and embedded parts, inclined pipe support installation drawings, reaction sedimentation tank structure drawing (III), reaction sedimentation tank structure drawing (IV), valveless filter orifice plate and orifice plate mesh fabrication and installation drawings, valveless filter auxiliary pipeline installation drawings