A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Small pile foundation construction method
The invention belongs to the technical field of pile foundation construction, and particularly relates to a small pile foundation construction method, a small pile foundation comprises a flange plate located on the upper portion and a plurality of small-diameter pile foundations located on the lower portion, and the small pile foundation construction method comprises the following steps that firstly, a rock drill is located; step 2, starting footage; 3, hole cleaning is conducted in the process; 5, bottom cleaning and water pumping; sixthly, the hole depth is measured again; seventhly, a reinforcement cage is put down; eighthly, concrete is poured; the defects in the prior art are overcome, a large-diameter pile foundation is broken up into parts and dispersed into a plurality of small pile foundations with the diameter within 0.5 m, and a novel rock drilling technology is adopted for pile forming to form a pile group foundation.
本发明属于桩基施工技术领域，具体涉及一种小桩基施工工法，所述小桩基包括位于上部的法兰盘和位于下部的若干个小直径桩基，所述小桩基施工工法包括如下步骤：步骤一，凿岩机定位；步骤二，开始进尺；步骤三，过程中清孔；步骤五，清底抽水；步骤六，复测孔深；步骤七，下钢筋笼；步骤八，浇筑混凝土；本发明克服了现有技术的不足，是把大直径桩基化整为零，分散成多个直径在0.5米以内的小型桩基础，采用新型凿岩技术进行成桩，形成群桩基础。
Small pile foundation construction method
The invention belongs to the technical field of pile foundation construction, and particularly relates to a small pile foundation construction method, a small pile foundation comprises a flange plate located on the upper portion and a plurality of small-diameter pile foundations located on the lower portion, and the small pile foundation construction method comprises the following steps that firstly, a rock drill is located; step 2, starting footage; 3, hole cleaning is conducted in the process; 5, bottom cleaning and water pumping; sixthly, the hole depth is measured again; seventhly, a reinforcement cage is put down; eighthly, concrete is poured; the defects in the prior art are overcome, a large-diameter pile foundation is broken up into parts and dispersed into a plurality of small pile foundations with the diameter within 0.5 m, and a novel rock drilling technology is adopted for pile forming to form a pile group foundation.
本发明属于桩基施工技术领域，具体涉及一种小桩基施工工法，所述小桩基包括位于上部的法兰盘和位于下部的若干个小直径桩基，所述小桩基施工工法包括如下步骤：步骤一，凿岩机定位；步骤二，开始进尺；步骤三，过程中清孔；步骤五，清底抽水；步骤六，复测孔深；步骤七，下钢筋笼；步骤八，浇筑混凝土；本发明克服了现有技术的不足，是把大直径桩基化整为零，分散成多个直径在0.5米以内的小型桩基础，采用新型凿岩技术进行成桩，形成群桩基础。
Small pile foundation construction method
一种小桩基施工工法
SHEN JUN (author) / LI WEI (author) / YANG JINFA (author)
2022-05-20
Patent
Electronic Resource
Chinese
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