【正文】 材料檢測(cè) 對(duì)所有購(gòu)進(jìn)原材料和商品混凝土的出廠合格證和說明書進(jìn)行驗(yàn)收，并登記記錄。 限 制坡度： 20‰。 正線數(shù)目：雙線。 復(fù)合式襯砌支護(hù)參數(shù)表 隧道正洞除洞門采用整體式襯砌外，其余采用復(fù)合式襯砌。 地形地貌 隧道處于天目山山脈西南，地處剝蝕中低山區(qū)，山勢(shì)陡峻，地勢(shì)北高、南低、溝谷縱橫、植被較發(fā)育、灌木雜草叢生，基巖多裸露。 3)經(jīng)濟(jì)合理性原則 針對(duì)工程的實(shí)際情況，本著可靠、經(jīng)濟(jì)、合理的原則比選施工方案，并配備充足的資源，施工過程實(shí)施動(dòng)態(tài)管理，從而使工程施工達(dá)到既經(jīng)濟(jì)又優(yōu)質(zhì)的目標(biāo)。 天目山隧道進(jìn)口 仰拱、二次襯砌專項(xiàng)施工方案 1 新建 杭州至黃山鐵路先期 段 HHXQZQⅠ標(biāo)段 天目山隧道進(jìn)口仰拱、二次襯砌 專項(xiàng)施工方案 編制： 復(fù)核： 審核： 審批： 中鐵隧道集團(tuán)有限公司 杭黃鐵路站前Ⅰ標(biāo)項(xiàng)目經(jīng)理部 二〇一四年八月 天目山隧道進(jìn)口 仰拱、二次襯砌專項(xiàng)施工方案 2 目錄 一、編制依據(jù) ................................................................................................................................... 3 二、編制原則 ................................................................................................................................... 3 三、工程概況 ................................................................................................................................... 3 .................................................................................................................................... 3 .................................................................................................................................... 4 ............................................................................................................... 4 ...................................................................................................................... 4 四、材料及試驗(yàn) ............................................................................................................................... 5 .................................................................................................................................... 5 土檢測(cè) .................................................................................................................. 5 五、施工計(jì)劃 ................................................................................................................................... 5 六、機(jī)械設(shè)備及人員配備 ................................................................................................................. 6 ................................................................................................................................ 6 ............................................................................................................................. 6 七、施工工藝 ................................................................................................................................... 7 ............................................................................................................... 7 .................................................................................................................................... 8 ........................................................................................................... 8 施工方法 ............................................................................................................................... 8 .............................................................................................................................. 12 （排水板）安設(shè) ............................................................................................................. 12 ........................................................................................................................... 13 .................................................................................................................... 16 .................................................................................................................................. 19 .................................................................................................................................. 19 八、質(zhì)量保證措施 .......................................................................................................................... 22 九、保證安全的主要措施 ............................................................................................................... 23 十、文明施工 ................................................................................................................................. 25 十一、施工環(huán)境保護(hù)、水土保持及節(jié)能減排措施 ............................................................................ 26 ................................................................................................ 26 ....................................................................................................... 26 ........................................................................................................