dn160天然氣懸吊保護(hù)方案

1、目錄一、編制依據(jù)一、編制依據(jù)................................................................................................................1二、編制目的及適用范圍二、編制目的及適用范圍.......................................................................

2、.....................1（一）編制目的.....................................................................................................1（二）適用范圍..................................................................................

3、...................1三、工程概況三、工程概況................................................................................................................1四、橫跨基坑天然氣現(xiàn)狀四、橫跨基坑天然氣現(xiàn)狀.....................................................

4、.......................................2五、管線保護(hù)方案五、管線保護(hù)方案........................................................................................................2（一）技術(shù)措施....................................................

5、.................................................2（二）施工措施.....................................................................................................4（三）監(jiān)控措施......................................................

6、...............................................4六、荷載計算六、荷載計算................................................................................................................4七、應(yīng)急措施七、應(yīng)急措施...................................

7、.............................................................................6（一）組織機(jī)構(gòu).....................................................................................................6（二）職責(zé)分工..........................

8、...........................................................................6（三）應(yīng)急處理程序.............................................................................................7（四）應(yīng)急處理措施................................

9、.............................................................8八、安全文明措施八、安全文明措施........................................................................................................82需對其進(jìn)行保護(hù)。四、橫跨基坑天然氣現(xiàn)狀四、橫跨基坑天然氣現(xiàn)狀根據(jù)業(yè)主及我

10、方管線探測資料，并通過圍擋后對場地進(jìn)行人工開挖探溝，確定了橫跨五號線車站基坑的DN160天然氣管的準(zhǔn)確位置，管線分布位置及相應(yīng)參數(shù)詳見下表：表1：李家村站橫跨五號線車站天然氣管現(xiàn)狀表序號名稱材質(zhì)管徑埋深走向備注1天然氣PEDN1602.3m南北管線分布如下圖所示：J40J50J60J90J100J110J120天然氣PE管DN160埋深1.9mJ107圖4.1五號線車站天然氣管與車站相對位置關(guān)系圖五、五、管線保護(hù)管線保護(hù)方案方案（一）技