Miniature grouting steel pipe pile composite treatment construction method
The invention discloses a miniature grouting steel pipe pile composite treatment construction method. The miniature grouting steel pipe pile composite treatment construction method comprises the following steps that S1, road closure and traffic dispersion are carried out according to road constructi...
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creator | WANG WEIGUANG DING JUNJIAN ZHANG ZHIJIAN ZHOU WEIZHENG GUO WANG WU CHUPING ZHU XIAOMING ZHOU GAN SHEN TAO TANG HANHUI |
description | The invention discloses a miniature grouting steel pipe pile composite treatment construction method. The miniature grouting steel pipe pile composite treatment construction method comprises the following steps that S1, road closure and traffic dispersion are carried out according to road construction requirements; the construction site is isolated according to highway construction requirements, a construction warning sign is arranged at the front 2 km position of the construction site along the lane direction, a safety protection sign is made in a construction area, and local road closure and traffic control are conducted on a construction section; S2, hole positions are arranged and marked; the longitudinal cracking degree of the pavement is investigated, and the number of holes is determined and marked; S3, a drilling machine and grouting equipment are in place; a crawler-type jumbolter, a 14M3 air compressor and two 100B-type impactors are selected; S4, drilling is conducted; the drill hole is drilled to |
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subjects | EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES |
title | Miniature grouting steel pipe pile composite treatment construction method |
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