管桩工程量的计算方法

预制管桩工程量的计算方法
2024-10-31 21:26:51
推荐回答(5个)
回答1:

定额工程量计算规则2.0.1 预制混泥土桩按设计图示尺寸以桩长(包括桩头)计算。

预制管桩一般都按施工图纸里标注的工程量计算延长米,如:PHC-A500(100)-20,共20根的话,工程量为400m;

如果进行招投标需编制工程量清单的话,在清单(如兴安得力)里只能折算成立方(400*3.1415*(0.25*0.25-0.125*0.125)=60m³)。如配有桩尖,则桩尖分型号、规格、图集标准不同按元/个计算。

管桩型号实例:

PTC-500(70)A-C70-8,500mm表示管桩外径,70mm表示壁厚,A表示有效预压应力为4Mpa,C70-表示砼强度,8,单位m,表示管桩长度

管桩按抗弯性能或有效预压应力值分为A型、AB型、B型和C型等,其有效预压应力值分别为4Mpa、6Mpa、8Mpa、10Mpa,其计算值应在各自规定值的范围内,管桩的抗弯性能应符合附录C的规定。预应力混凝土薄壁管桩主要考虑承受纵向压力,其抗弯性能应满足管桩吊运和堆放要求。

以上内容参考:百度百科-管桩

回答2:

预制管桩一般都按施工图纸里标注的工程量计算延长米,如:PHC-A500(100)-20,共20根的话,工程量为400m;如果进行招投标需编制工程量清单的话,那么在清单(如兴安得力)里只能折算成立方(400*3.1415*(0.25*0.25-0.125*0.125)=60m³)。如配有桩尖,则桩尖分型号、规格、图集标准不同按元/个计算。

回答3:

按设计桩长(包括桩尖,不扣除桩尖虚体积)乘以桩截面面积以体积计算。管桩的空心体积应扣除。
这个我做过的。

回答4:

预制混泥土桩按设计图示尺寸以桩长(包括桩头),用圆柱截面乘以桩长计算得出

回答5:

定额上有明确规定啊
以体积计算,底面积*高

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