Construction method for cast-in-situ roof foaming cement heat-preservation plate and house construction method

The invention discloses a construction method for a cast-in-situ roof foaming cement heat-preservation plate and a house construction method, and belongs to the technical field of building construction. The construction method comprises the following steps that surveying and setting-out are conducted according to a construction drawing, and a water divide and a pouring elevation line are snapped;a supporting frame is installed along the water divide; foaming slurry is prepared, specifically, water, cement, admixtures and modifying agents are added into a container, a foaming cement mixture isobtained through uniform stirring, then, foaming agents are added, and the final foaming slurry is obtained through uniform stirring; a roof formwork is installed, the foaming slurry is poured into the formwork, and slope finding and leveling are conducted in the pouring process; and an upper component of the supporting frame and the roof formwork are dismantled, and the foaming cement heat-preservation plate is maintaine