發布時(shi)間:2022-01-09 14:00
1月8日,永勐高速公路(lu)巖房寨(zhai)隧(sui)(sui)道右洞順(shun)利(li)貫通。至此,該隧(sui)(sui)道實現雙幅貫通,為完(wan)成通車(che)目標打下(xia)堅實基礎。
自(zi)項(xiang)目開工(gong)(gong)以來,項(xiang)目部(bu)嚴(yan)格(ge)落實(shi)(shi)“四保一控(kong)一樹”管(guan)理(li)(li)(li)要(yao)求,高標準(zhun)、嚴(yan)要(yao)求實(shi)(shi)行(xing)規范(fan)化(hua)管(guan)理(li)(li)(li),嚴(yan)格(ge)按照(zhao)各(ge)項(xiang)規范(fan)要(yao)求,抓實(shi)(shi)抓細。項(xiang)目部(bu)實(shi)(shi)行(xing)動態管(guan)理(li)(li)(li),及時糾偏,不斷優化(hua)施工(gong)(gong)方案,嚴(yan)格(ge)施工(gong)(gong)工(gong)(gong)序管(guan)理(li)(li)(li),不斷優化(hua)施工(gong)(gong)工(gong)(gong)藝,規范(fan)推進施工(gong)(gong)建設。
巖(yan)房寨隧道(dao)位(wei)于(yu)臨(lin)滄(cang)市永德縣境內(nei),采(cai)用(yong)雙向四車道(dao)一級公路標準(zhun),設計(ji)速(su)度為60公里/小時,隧道(dao)主洞建筑限(xian)界凈高(gao)5m,凈寬10.25m,左(zuo)幅全長(chang)為1145m,右幅全長(chang)為1190m。建隧址區屬(shu)于(yu)構造剝蝕(shi)低中山地貌,地質情況復(fu)雜多變,巖(yan)溶(rong)較發育(yu),圍巖(yan)破(po)碎(sui)(sui)且富水,設計(ji)路線(xian)穿越1條斷(duan)(duan)層破(po)碎(sui)(sui)帶,斷(duan)(duan)層性質為右型走滑斷(duan)(duan)層兼具(ju)逆(ni)沖特性,施(shi)工難度大(da)。(楊冉(ran))
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