隧道施工工藝大全

1、目錄一、支護一、支護............................................................................................................11、超前大管棚施工工藝、超前大管棚施工工藝................................................................................

2、.........................................12、超前小導管施工工藝、超前小導管施工工藝.........................................................................................................................3二、開挖二、開挖...........................

3、.................................................................................51、三臺階七步開挖法施工工藝、三臺階七步開挖法施工工藝.............................................................................................................52

4、、全斷面法施工工藝、全斷面法施工工藝.............................................................................................................................73、臺階法施工工藝、臺階法施工工藝...........................................................

5、......................................................................84、雙側(cè)壁導坑法施工工藝、雙側(cè)壁導坑法施工工藝.....................................................................................................................9三、初期支護三、

6、初期支護...................................................................................................121、錨桿（砂漿、中空）施工工藝、錨桿（砂漿、中空）施工工藝......................................................................................

7、.................122、鋼筋網(wǎng)施工工藝、鋼筋網(wǎng)施工工藝...............................................................................................................................153、鋼架支護施工工藝、鋼架支護施工工藝....................................

8、.......................................................................................164、噴射混凝土（濕噴）施工工藝、噴射混凝土（濕噴）施工工藝......................................................................................................

9、.18四、隧道防排水四、隧道防排水................................................................................................201.防水板施工工藝防水板施工工藝.........................................................................................

10、.........................................202.止水帶施工工藝止水帶施工工藝..................................................................................................................................223排水盲管施工工藝排水盲管施工工藝............

11、.................................................................................................................23五、襯砌施工五、襯砌施工.............................................................................................

12、......251、仰拱及填充施工工藝、仰拱及填充施工工藝.......................................................................................................................252、二次襯砌施工工藝、二次襯砌施工工藝...................................................

13、........................................................................27貴廣鐵路GGTJ11標段第四項目部施工工藝21.21.2施工工藝流程見圖施工工藝流程見圖1.1.1:1.1.1:圖1.1.11.1.1超前大管棚施工工藝流程圖超前大管棚施工工藝流程圖隧道開挖鉆進結(jié)束下一根管棚鉆進開挖周邊放樣布孔管棚鉆機就位繼續(xù)鉆進安裝至設(shè)計長度鉆桿退回原位一節(jié)管棚體安裝結(jié)束