下载后可任意编辑AM 钢管桩的施工技术与应用摘要: am 钢管桩既是车站结构的主要承载和传力结构,又是盖挖逆做的施工支柱
am 扩底桩借助电脑自动跟踪操作,具有成孔速度快,桩身施工质量稳定;加之插入钢管柱具有强度高、重量轻、塑性好、耐疲劳耐冲击等优点,较等直径旋挖灌注桩承载办有较大提高,逐渐的在地铁盖挖逆做施工中广泛采纳
关键词:地铁;am 扩底桩;钢管柱;施工abstract: am steel pipe pile structure of the main bearing of both station and force structure, but also cover digging the inverse construction of pillars
am belled piles to use computers to automatically track the operating hole speed, pile construction and stable quality; combined with inserted steel pipe column has a high strength, light weight, good plasticity and impact resistance, fatigue resistance, etc
, than the diameter rotary digging pile carrying office has improved greatly, and gradually excavation for cover in the subway widely used in the construction
keywords: subway; the am expansion of the en