預(yù)應(yīng)力錨索施工專(zhuān)項(xiàng)方案

1、預(yù)應(yīng)力錨索專(zhuān)項(xiàng)施工方案I目錄1編制依據(jù)..................................................................12工程概況..................................................................12.1工程地質(zhì).......................................................

2、.......12.2預(yù)應(yīng)力錨索設(shè)計(jì)簡(jiǎn)述....................................................22.3預(yù)應(yīng)力錨索工程量......................................................23施工部署..................................................................43.1施工管理目標(biāo)

3、..........................................................43.2施工難點(diǎn)..............................................................43.3施工道路、風(fēng)、水、電布置..............................................53.4工期計(jì)劃及強(qiáng)度分析.................

4、...................................63.5施工強(qiáng)度分析..........................................................63.6資源配置計(jì)劃..........................................................63.7施工準(zhǔn)備.........................................

5、.....................84預(yù)應(yīng)力錨索施工方法........................................................94.1總體方案..............................................................94.2施工工藝流程....................................................

6、.....124.3主要施工方法.........................................................125質(zhì)量保證措施.............................................................205.1質(zhì)量保證措施.........................................................215.2施工質(zhì)量

7、控制措施.....................................................216安全保證措施.............................................................246.1機(jī)械設(shè)備安全措施.....................................................246.2施工安全預(yù)防措施..............

8、.......................................256.3高邊坡施工安全應(yīng)急措施...............................................277環(huán)境保護(hù)措施.............................................................288文明施工措施.......................................

9、......................28預(yù)應(yīng)力錨索專(zhuān)項(xiàng)施工方案2巨厚層白云質(zhì)灰?guī)r，層理發(fā)育，傾向坡外。巖層走向與岸坡走向平行。2.22.2預(yù)應(yīng)力錨索設(shè)計(jì)簡(jiǎn)述預(yù)應(yīng)力錨索設(shè)計(jì)簡(jiǎn)述（1）1#深孔放空排沙泄洪洞出口段EL1690～EL1710m高程：預(yù)應(yīng)力錨索布置在EL1690.000m高程至EL1710.000m高程，每10m一級(jí)馬道，馬道寬2m，坡比1:0.3。預(yù)應(yīng)力錨索的荷載等級(jí)為1000KN，單根長(zhǎng)20.0m和30.0m兩種，間

10、排距5m，交錯(cuò)布置，傾角10，錨索垂直于邊坡走向布置。（2）發(fā)電引水系統(tǒng)及1#深孔聯(lián)合進(jìn)水口：預(yù)應(yīng)力錨索布置在EL1775.000m高程至EL1872.000m高程，有高差10m、12m和15m一級(jí)馬道共三種，馬道寬2m，坡比1:0.3。網(wǎng)格梁部位錨索采用2000KN，其余均為1000KN，單根長(zhǎng)20m、30m、35m、40m四種，間排距5m，梅花形布置，傾角10，錨索垂直于邊坡走向布置。（3）1#深孔放空排沙泄洪洞出口段工作閘井：預(yù)應(yīng)

11、力錨索布置在閘房洞室EL1734.6高程和EL1738.277高程沿水流方向，長(zhǎng)短相間、梅花形布置，間排距5m，預(yù)應(yīng)力錨索的荷載等級(jí)為1000KN，單根長(zhǎng)30.0m和20.0m兩種，具體要求見(jiàn)圖紙《1#深孔放空排沙泄洪洞出口工作閘井開(kāi)挖圖（12）》及《1#深孔放空排沙泄洪洞出口工作閘井開(kāi)挖圖（22）》。2.32.3預(yù)應(yīng)力錨索工程量預(yù)應(yīng)力錨索工程量招投標(biāo)階段錨索工程量詳見(jiàn)表21，技施階段暫到圖紙錨索工程量詳見(jiàn)表22。表21招投標(biāo)階段錨索工