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一、工程变更原因某职工宿舍楼为钢筋混凝土框架结构,因受场地限制,只能建造单排宿舍,北立面二层以上为悬挑走廊,外挑净长1800mm,砖砌栏板120mm厚,1050mm高。由于该宿舍楼邻近汽车运煤道路,灰尘较大,开工以后,建设单位提出在一层地面增加栏板墙基础,把
First, the reasons for the project changes A staff quarters for the reinforced concrete frame structure, due to site constraints, only to build a single row of dormitory, north of the second floor of more than cantilevered corridor, pick the net long 1800mm, brick fence 120mm thick , 1050mm high. As the dormitory adjacent to the road coal transport vehicles, dust, started, the construction unit proposed to increase the fence foundation on the ground floor, put