太原市業臻(zhen)新型建材有限公(gong)司(si)(si)是山西省生(sheng)產(chan)高(gao)強度預應力(li)混(hun)凝土管樁的(de)(de)大型企業。公(gong)司(si)(si)緊臨108國道與太原市西北(bei)環高(gao)速(su)公(gong)路,交通便(bian)利,輻射深遠。公(gong)司(si)(si)擁(yong)有完善的(de)(de)質保體系與的(de)(de)生(sheng)產(chan)工藝及(ji)裝(zhuang)備,科學嚴謹的(de)(de)管理(li)模式和(he)優良的(de)(de)銷售服務。下面太原方樁為您詳細介紹地基處理的方法和技巧:
地(di)(di)(di)基(ji)(ji)處(chu)理從現場施工(gong)(gong)(gong)的角度來講地(di)(di)(di)基(ji)(ji),地(di)(di)(di)基(ji)(ji)可分為天然(ran)地(di)(di)(di)基(ji)(ji)、人工(gong)(gong)(gong)地(di)(di)(di)基(ji)(ji)。地(di)(di)(di)基(ji)(ji)就是(shi)基(ji)(ji)礎下面承(cheng)壓(ya)的巖土(tu)(tu)持力(li)層(ceng)。天然(ran)地(di)(di)(di)基(ji)(ji)是(shi)自然(ran)狀態下即(ji)可滿足承(cheng)擔基(ji)(ji)礎全部荷載要求,不需(xu)要人加固的天然(ran)土(tu)(tu)層(ceng),其(qi)節(jie)約工(gong)(gong)(gong)程造價,不需(xu)要人工(gong)(gong)(gong)處(chu)理的地(di)(di)(di)基(ji)(ji)。天然(ran)地(di)(di)(di)基(ji)(ji)土(tu)(tu)分為四大類:巖石、碎(sui)石土(tu)(tu)、砂土(tu)(tu)、粘性土(tu)(tu)。人工(gong)(gong)(gong)地(di)(di)(di)基(ji)(ji):經過人工(gong)(gong)(gong)處(chu)理或改良(liang)的地(di)(di)(di)基(ji)(ji)。
當土(tu)層(ceng)(ceng)的(de)(de)地(di)(di)質狀況較(jiao)好(hao),承載(zai)(zai)力(li)較(jiao)強時可以采用(yong)天然地(di)(di)基(ji);而在地(di)(di)質狀況不(bu)佳的(de)(de)條件下,如坡地(di)(di)、沙(sha)地(di)(di)或淤(yu)泥地(di)(di)質,或雖然土(tu)層(ceng)(ceng)質地(di)(di)較(jiao)好(hao),但上部(bu)荷(he)載(zai)(zai)過大時,為使(shi)地(di)(di)基(ji)具(ju)有(you)足夠的(de)(de)承載(zai)(zai)能(neng)力(li),則(ze)要采用(yong)人(ren)工(gong)加固(gu)地(di)(di)基(ji),即人(ren)工(gong)地(di)(di)基(ji)。地(di)(di)基(ji)處(chu)理的(de)(de)對象是(shi)(shi)軟弱(ruo)地(di)(di)基(ji)和(he)特(te)殊(shu)土(tu)地(di)(di)基(ji)。我國的(de)(de)《建(jian)筑(zhu)地(di)(di)基(ji)基(ji)礎設計規(gui)范》(GBJ7-89)中明(ming)確規(gui)定:“軟弱(ruo)地(di)(di)基(ji)是(shi)(shi)指(zhi)主要由淤(yu)泥、淤(yu)泥質土(tu)、沖填土(tu)、雜填土(tu)或其它高壓縮(suo)性(xing)土(tu)層(ceng)(ceng)構成的(de)(de)地(di)(di)基(ji)”。特(te)殊(shu)土(tu)地(di)(di)基(ji)帶有(you)地(di)(di)區(qu)性(xing)的(de)(de)特(te)點(dian),它包括軟土(tu)、濕陷性(xing)黃土(tu)、膨脹土(tu)、紅(hong)粘土(tu)和(he)凍土(tu)等地(di)(di)基(ji)。