文章(zhang)來源：中(zhong)國冶金(jin)科工集團公司 發布(bu)時(shi)間：2010-04-10
近日(ri)，中國冶(ye)金(jin)科(ke)工(gong)(gong)(gong)集(ji)團京唐建設有限公(gong)司簽(qian)訂佛山市南海區大(da)瀝鎮(zhen)鹽(yan)步污水收(shou)集(ji)系(xi)統（首期(qi)(qi)）工(gong)(gong)(gong)程施工(gong)(gong)(gong)合同(tong)，合同(tong)金(jin)額29272萬元，工(gong)(gong)(gong)期(qi)(qi)8個(ge)月。這項工(gong)(gong)(gong)程于2009年4月開工(gong)(gong)(gong)，當年12月竣工(gong)(gong)(gong)。在短短8個(ge)月時間(jian)里(li)將完(wan)成總長達39公(gong)里(li)直徑φ600到(dao)φ2000毫米的鋼筋混凝土管(guan)(guan)，平(ping)均埋深達7米。其(qi)中，管(guan)(guan)道(dao)沿街道(dao)及小(xiao)區鋪設，牽涉住戶、商(shang)鋪、辦公(gong)等，道(dao)路及小(xiao)區范(fan)圍(wei)內(nei)全線(xian)采(cai)用非開挖（頂管(guan)(guan)）施工(gong)(gong)(gong)，以保(bao)證工(gong)(gong)(gong)期(qi)(qi)，節約施工(gong)(gong)(gong)用地。