Cost implication of flat roof defects in residential buildings

A residential building is one that uses more than half of its floor space for living purposes. Malaysia has several different types of roofs, including flat roof and pitch roof. Most people nowadays choose flat roof because of the aesthetic appeal of the flat roof style. Concrete flat roof, rather than typical pitched roof, is commonly used in Malaysian residential buildings. There are other buildings with design slope roofs and flat roofs that preserve facility equipment on the flat roof. There are three types of defects found in flat roof which are leakage, cracking and moisture. A building defect is described as a flaw or failure in the performance, function, or user requirement and demand of a building that presents itself in the buildings. The cost of flat roof maintenance is greater. Quantity surveyor shall be one of the construction teams to implement the cost of the flat roof defect. The aim of this research is to solve the issue of cost implication of flat roof defects on residential buildings. To achieving the aim of the study, several objectives are proposed which are to identify the types of flat roof defects occurred in residential building, to investigate the cost implications in addressing flat roof defects in residential buildings, and to recommend solutions to minimize flat roof defects in residential building.