推荐回答(5个)
平整场地是指建筑场地挖、填土方厚度在±30㎝以内及找平。挖、填土方厚度超过±30㎝时,按场地土方平衡竖向布置图另行计算。
±300mm是设计要求的(±0.000),不是室内标高。能在±30㎝以内及找平的是平整场地,超过的算挖土,不属于平整场地(如:挖、填土方厚度超过±30㎝时,按场地土方平衡竖向布置图另行计算。)
三、平整场地及碾压工程量计算
1.平整场地是指建筑场地挖、填土方厚度在±30㎝以内及找平。挖、填土方厚度超过±30㎝时,按场地土方平衡竖向布置图另行计算。
2.平整场地工程量,按设计图示尺寸以建筑物外墙外边线每边各加2m,以㎡计算。
3.建筑场地原土碾压以㎡计算,填土碾压按图示填土厚度以m3计算。
三通一平是指基本建设项目开工的前提条件,具体指:水通、电通、路通和场地平整。
水通(专指给水)
电通(指施工用电接到施工现场具备施工条件)
路通(指场外道路已铺到施工现场周围入口处,满足车辆出入条件)
场地平整(指拟建建筑物及条件现场基本平整,无需机械平整,人工简单平整即可进入施工的状态),简称三通一平
一般合同条件下,三通一平的费用已包含在报价中,业主负责外围协助,主要工作内容由承包商负责完成,特殊环境下可能分包出去,比如进场道路过长且业主对此有明确等级要求,现场钻井时地下水层过深,岩石等级过高等
应该是自然地坪标高,三通一平是甲方将场地移交给乙方的必要条件(最基本的条件,当然实际一般都达不到)即路通、水通、电通、场地平整(这个场地平整是经过甲方处理,地面没有堆积物、构筑物、建筑物、植物等高低起伏),施工单位接到场地后需要组织施工,达到在场地行驶机械的程度,所以在甲方给的三通一平的基础上做场地平整,这个场地平整的定额上一般是拟建建筑物外墙外扩2米的范围。在这我解释一下这几个标高,设计室外地坪标高:是指设计人员设计的拟建建筑物施工完成后室外地坪标高。 室内标高:是指设计的拟建建筑物首层地面(室内地板)的标高 自然地坪标高:是指原有场地未经过处理的地面高度
建筑工程定额中平整场地子目,工作内容是对±300mm内的挖、填、运找平,即对施工现场在不大于300mm的凸起、坑凹进行整平。
对高于300mm的凸起需要计算挖方按挖土子目另行计算、低于-300mm的坑凹需要计算填方按填土子目另行计算(因平整场地子目中没有包括±300mm以外的费用,所以的另计)。
这个±300mm是对施工现场说的,没有固定标高,无论是否发生均计算平整场地。
定额上明确说明:这个标高是设计室外地坪标高!三通一平就是通水通电通路场地平整
平整场地是室外设计地坪与自然地坪之间的挖填找平, 通水,通电,通路和平整场地为三通一平。
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