【正文】
的靜壓注漿,也難達到理想的處理效果。經(jīng)鉆孔取芯,見沉渣與泥膠結(jié)緊密,芯呈柱狀,常呈硬塑狀,同時在灰?guī)r地區(qū),持力層范圍內(nèi)可能存在溶洞。采用單一方法處理樁端沉渣或持力層溶洞,效果往往不十分理想,實踐證明,采用綜合處理方法較為成功。 高壓旋噴與靜壓注漿聯(lián)合工藝處理灌注樁樁端沉渣或持力層溶洞摘要:探討高壓旋噴與靜壓注漿結(jié)合處理灌注樁樁端沉渣或持力層溶洞工藝機理,結(jié)合工程實例,討論存在的問題關(guān)鍵詞:高壓旋噴靜壓注漿灌注樁沉渣溶洞處理方法工藝機理工程實例 認識abstract: discusses high pressure rotary spray and static grouting treatment bined with the pile bottom bearing with or cave process mechanism, bined with the engineering practice, discussed the existing problemskeywords: highpressure rotary spray static grouting pile bottom cave treatment process mechanism engineeri