Floor structure of residential building using steel grid

摘要

The present invention relates to a floor structure that can block noise generated in a residential building by using a steel grid filled with concrete, and more specifically, caused by an impact applied to the floor in a residential building made of reinforced concrete. The present invention relates to a floor structure of a residential building using a steel grid, which is greatly improved to effectively prevent noise from being transmitted to a lower floor.;The present invention is a floor structure of a residential concrete building constructed as a reinforcement and concrete, each support jaw 11 is formed on the long sides facing each other, the sound absorbing material 13 is installed on the upper surface between the support jaw 11 A slab 10 having a space portion 12 recessed to a predetermined depth so as to be mounted on the support jaw 11 in a short side direction, and on the bottom steel plate 21 having a thin thickness, lightweight foam concrete 120 Floor structure of a residential building using a steel grid, including; steel grid 20 having a grid plate (22) intersecting each other to form a plurality of compartments (20a) is filled.