METHOD FOR PRE-CONSTRUCTING STAIRCASE IN BUILDING AND PC MEMBER THEREFOR

摘要

The present invention relates to a precast concrete member used in the method of the line installation of the staircase structure and a construction method,; Installation phase of the left stairs practical PC wall members (1) and the installation step, the right staircase practical PC wall members (3) of the; And bonding step of the respective side connecting portion of the rear staircase practical precast concrete wall elements (4) installed; and the left and right stairs practical PC wall members 1, 3 and rear staircase practical PC wall members (4), the intermediate landings for the bonding step of the precast concrete element 5, and a second bonding step of the first step-PC member 7 and the bonding step, the second floor landing half slab precast concrete member (8) for the; The bonding step of the precast concrete element (9) for the second step; The step of pouring concrete on-site on the upper surface of a concrete portion and; The steps for installing the conventional glass window frame 11, the glass plate is installed fixed to staircase construction of one layer is completed by; It is one to perform a process of construction by the construction process as described above prior to the construction of the reference layer (B) so that the staircase is built of at least two layers and over again to the top floor.; According to the present invention can be utilized for construction costs and steps to simplify the construction work to be able to build a staircase (A) in a short period of time, passage of doemeun Of course, the operator can be utilized to transport passage of the materials required for the construction prior art as there is an effect that eliminates the need for an installation for the passage of the operator.