Construction method in temporary foundation pit

• Main Authors: WU HAIBIN, LIU XIN, SHEN ZHONGQUN, CHEN ZHEN, LI ZHIXIAN, JIAO JIARUI, LI YANG, LIANG YICHENG
• Format: Patent
• Language: Chinese; English
• Published: 08.08.2023
• Subjects: BUILDING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE; EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FORMS; FOUNDATIONS; HANDLING BUILDING MATERIALS ON THE SITE; HYDRAULIC ENGINEERING; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS; SCAFFOLDING; SHUTTERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The invention relates to the field of deep foundation pit protection, in particular to a construction method in a temporary foundation pit. Leveling the bottom of the foundation pit; the protective cover comprises four stand columns, a top plate and side plates, every two adjacent stand columns are connected through the corresponding side plate, the tops of the four stand columns are connected through four horizontal cross rods, the tops of the horizontal cross rods are connected with the top plate, crawling ladders are vertically arranged in any side plate, and through holes are formed in the positions, corresponding to the crawling ladders, of the top plate. The top of the protective cover is provided with hanging rings; the whole protective cover is hoisted to the foundation pit through a crane; protective supporting rods are obliquely arranged on the foundation pit on the two sides of the protective cover; constructors enter the protective cover for construction through the crawling ladder and climb out o