Combining with the engineering example,the frame construction system is applied,which is cast-in-place shutterings close-ribbed floor in concrete filled steel tubular column frame construction.

The polystyrene board is processed and made in factory for cast-in-situ concrete formwork.

The reason of cast-in-place reinforced concrete crack;

Simple analysis on several links in construction of cast-in-place;

Construction of 32m cast-in-place double-line box beam for passenger dedicated line with downstriker mobile scaffold system;

Resultant analysis and preventative solution for the cast-in-site concrete floor cracks of the multi-layer brick concrete structure;

Causes for cast-in-site reinforced concrete slab cracking and supervision countermeasure;

Constructional process of cast-in-site box beam of interchange overpass bridge in Jingzhou is expatiated from setting structural support of bottom moulding board,preloading on system of bottom moulding board,setting outside moulding board,bottom moulding board of wing board and core moulding board to construction of reinforcing steel bar and cast-in-site of concrete.