摘要
根据螺旋锚杆的结构、施工特点及其多点接触的作用机理,以西安地铁2号线TJSG-4标段基坑为背景,分析螺旋锚杆的支护效果和经济效益,探讨螺旋锚杆在地铁基坑中的应用,为西安地铁基坑的合理支护提供技术支持。
According to the structure and construction characteristics of screw anchor and the action mechanism of its multipoint attachment, based on the foundation pit of TJSG-4 Bid ofXi＇ an Subway No. 2 Line, this paper analyzes the supporting effect and economic benefit of screw anchor and explores the application of screw anchor in subway foundation pit to provide technical support for rational shoring of Xi＇ an Subway foundation pit.
出处
《路基工程》
2010年第2期98-100,共3页
Subgrade Engineering
关键词
地铁基坑
螺旋锚杆
支护
多点接触
subway foundation pit
screw anchor
support
muhipoint attachment
