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010303003 八角井内径2.4 - 工程量清单 - 工程基础数据 - 氿上商城

docx 010303003 八角井内径2.4

产品简介

八角井内径2.4 1.井截面:圆形 2.垫层材料种类,厚度:150mm厚素混凝土 3.底板厚度:150mm 4.勾缝要求:无 5.混凝土强度等级:C10垫层、C20井壁 6.砂浆强度等级,配合比:混合M2.5

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