| บทคัดย่อ(English) |
This research is to study demolition process of reinforced concrete structure of building. It is divided into 3 locations which are Thai Military Bank (Salaya Branch), Maxwell building and Sanyo Office building. The research focuses on major activities which are lengthy processes that involve safety aspects more than the actual demolition of architectural pats such as columns, beams, floors and walls. The study shows that major demolition activities involves 2 parts which are breaking or drilling concrete and cutting the reinforced steel. The nature of work involves alternate teams of concrete breaking and steel cutting crews. The result of this study yields data in the form of Arithmetic Mean of each activity in Man-Hour unit. This data can be used in the database in construction planning that involves demolition of reinforced concrete structure in the case of manpower planning and machine selection, suitable demolition performance appraisal and estimating the labor cost for each demolition activity. |