本项目为低层小别墅,均为1~2层带地下室低层别墅群结构,建筑面积合计为21287.27平方米。基础为天然地基上的柱下扩展基础和柱下条形基础,主体结构为钢筋砼框架剪力墙结构,首层层高3~3.45m,檐口高为3.45~6.45m,正负0.000m相当与绝对标高正8.600~10.000m。 结构概况 1、根据《建筑工程抗震设防分类标准》,本工程抗震设防类别为丙类(标准设防类)。 2、本工程安全等级均为二级;结构、建筑设计使用年限均为50年。
结构概况
1、根据《建筑工程抗震设防分类标准》,本工程抗震设防类别为丙类(标准设防类)。
2、本工程安全等级均为二级;结构、建筑设计使用年限均为50年。
3、本工程抗震设防烈度为6度,设计基本地震加速度值为0.05g,设计地震分组为第一组。场地类别为Ⅱ类,特征周期为0.35s。
4、抗震等级:框架、剪力墙从上到下均为四级。
5、本工程为钢筋砼框架剪力墙结构
主要结构材料的选用:
(1) 混凝土:
混凝土强度等级:
部 位
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柱、剪力墙
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梁、板
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基础(承台)
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C30P6
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C30p6
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主体
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C30
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C30
|
(2) 钢筋:
热轧钢筋HPB300级、HRB335级、HRB400级。下面是基础开挖及基础施工图片:
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