Water tank construction, column construction and wall construction details of house that includes a detailed view of method of fixing water gauge meter for domestic aise withing the cavity of boundry wall, septic tank plan details with layer- wall core polystyrene base material thickness of, layer-3 of wall of "to the base of concrete of thickness, concrete chain, rebar steel rod ", stirrup for chain frame ", Hollow for fastening and assembly. pvc base material, round "so" for post-tensioning, steel plate, see detail pl, reinforcement rod square cms and much more of construction details.