三七灰土每立方定额价

三七灰土每立方定额价
2024-10-27 20:03:43
推荐回答(1个)
回答1:

大三七灰土每立方定额价,约120~140元每立方。

“三七”是指体积比,生石灰粉的自重按12KN/m3计算;粘土自重按16KN/m3计算。

所谓的三七土,是用石灰、粘土按一定比例配制而成具有较高强度的建筑材料,以前盖房很多人用它,而它的配比也很有意思。首先要明确灰和土的比例是体积比,三七灰土比率为3:7,灰土配合比为:每立方米灰土2454.3公斤,生石灰11.615立方米,这种混合的粘土称为三七灰土。

扩展资料

三七灰土碾压密实后具有较强的强度,作为路基或路面的一部分能抵抗动载及土压力,还能起到防渗漏的作用。

但是跟混凝土还是不能比的,三七灰土只是在当时那个时代起到了一定的作用,但随着科技的进步,已经有了混凝土的出现,自然三七土就逐渐在建筑材料里没落了。

施工中的灰土比例控制是灰土工程最难监控的工序之一,且施工实际配比较设计配比基本都是趋向偏小,其用常规计算方法所测定的压实系数较真实压实系数基本都是偏大的,失实的。

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