地下防水施工规范采用地下专用防水胶（聚酯无纺布做加强层）与聚合物防水砂浆等材料复合使用的防水体系。同时可做为地下防水工程设防要求中多道设防中的一道。本做法可适用于新旧地下室、内外防水做法的施工工艺。

一、材料特点

 WUJIEFENGFANGSHUIZHENGTI，YOUYIDEDANZHANGXING，NENGJIAODASHIYINGJICENGDEBIANXINGNENGLI。

 KECHAOSHIJIMIANSHIGONG，KEYONGYUYINGSHUIMIANYUBEISHUIMIANDEFANGSHUIGONGCHENG。

 KEYUQITACAILIAOZUCHENGFUHEFANGSHUI，SHIYONGYUBUTONGDEDIXIADENGJI。

 SHUIXINGCHANPIN，BUWURANHUANJING，SHIYONGANQUAN、HUANBAO，YOULIYUBUTONGFENGDEHUANJINGSHIGONG。

二、材料要求

2.1 DIXIAZHUANYONGFANGSHUIJIAO

DIXIAZHUANYONGFANGSHUIJIAOXIGAODAN、NAIJIU、FANGMEIJUN、WUDUHUANBAODEXINXINGFANGSHUICAILIAO。QIXUANYONGTEZHIDEGUI、TAN、BINGRUYEPEIYIWUJIFENLIAOFUHEERCHENGDESHUANGZUFENFANGSHUICAILIAO。

2.1.1CAILIAOPEIBIJIPEILIAOFANGFA

  (1)  PEILIAO

   DIXIAZHUANYONGFANGSHUIJIAOCENGPEILIAO：YELIAO：FENLIAO=1DAI：1DAI

  (2)  PEILIAOFANGFA

XIANJIANGYELIAODAORURONGQIZHONG，ZAIJIANGFENLIAOMANMANDAORUYELIAOZHONG，CHONGFENJIAOBANZHIJUNYUN、WUKELIDEGAOHUZHUANG。RUOHUNHEWUTAICHOUKEJIARUSHILIANGQINGSHUI。（SHIJIMIANQINGKUANG、HUANJING、WENDUDENGYINSUBUTONG，KESHIDANGSHAODIAOZHENGJIASHUILIANG）。

三、施工工艺

3.1 JICENGYAOQIUHECHULI

3.1.1JICENGBIAOMIANDEQIKONG、AOTUBUPING、FENGWO、FENGXI、QISHADENG，YINGXIUBUCHULI，JIMIANBIXUGANJINGWUFUJIANG、WUSHUIZHU、BUSHENSHUI。

3.1.2 SHIGONGQIANYINGXIANDUIYINYANGJIAO、YUMAIJIAN、CHUANQIANGGUANZHOUWEIJINXINGKAICAO，JINXINGMIFENGHEJIAQIANGCHULI。 

3.1.3DIXIAZHAOPINGCENGYOUTIAOJIANKEJIASHEFENGEFENG，JIANJU4-6m，FENGKUAN10-20mm，SHENDU20mm，BINGQIANTIANYETIQIANFENGGAO。

3.2 XIBUJIEDIANFANGSHUIGONGFA（KEXIANGJIANFULUJIEDIANTU）

3.2.1 XUZHUYIDEJIEDIANBUWEI：BIANXINGFENG、HOUJIAODAI、CHUANQIANGGUAN、MAISHEJIAN、ZHUANGTOU、KONGKOU、KENGCHIDENGCHUJUNXUZUOJIAQIANGFANGSHUICHULI。

3.2.2 SHIGONGGONGFA

BIANXINGFENG：ZAIZHENGDUIBIANXINGFENGCHU，YINGJIAPULIANGCENGGAOFENZIJUANCAIZUOFUJIACENG，DIYICENGKUANWEI500mm，DIERCENGKUANWEI700mm，YUDIXIAZHUANYONGFANGSHUIJIAOXINGCHENGFUHEFANGSHUI。FENGSHEZHONGMAISHIZHISHUIDAI。

CHUANQIANGGUAN：CHUANQIANGGUANYUJIEGOUCENGJIANYULIUAOCAO，CAONEIYONGQIANFENGYETIMIFENGGAO，BINGZENGSHEFANGSHUIJIAOFUJIACENG（NEISHEJUZHIBOXIANBU）。

HOUJIAODAI：ZAIHOUJIAODAICHU，XIANPUYICENGGAOFENZIFANGSHUIJUANCAIZUOFUJIACENG，YUDIXIAZHUANYONGFANGSHUIJIAOXINGCHENGFUHEFANGSHUI。SHEWAITIESHIZHISHUIDAI。

YINYANGJIAOCHULI：YINYANGJIAOCHUZUOCHENGYUANHUJIAO，YINJIAOZHIJINGYIDAYU50mm,YANGJIAOZHIJINGYIDAYU10mm。ZUOKUAN500mmYIBULIANGTUDEDIXIAFANGSHUIJIAOFUJIACENG。

ZHUANGTOU：ZAIZHUANGTOUCHUJINXINGFANGSHUICHULISHI，YIXUANYONGJUHEWUSHUINIFANGSHUISHAJIANGHESHUINIJISHENTOUJIEJINGXINGFANGSHUITULIAODEFUHEZUOFA。DIXIAFANGSHUIJIAOCENGYUZHUANGTOUDAJIECHU，CAIYONGYIBULIANGTUDEDIXIAFANGSHUIJIAOFUJIACENG。

FANGSHUIDAOQIANGSHUAICHA：CAIYONGDIXIAZHUANYONGFANGSHUIJIAOJINXINGSHIGONGSHI，DUIDAOQIANGYADINGSHEGELICENG，FANGSHUICENGSHIGONGHOUYONGZHUANQIBAOHU。ZAIYULIQIANGFANGSHUICENGXINGCHENGDAJIESHIKUANDUBUXIAOYU150mm。 

SHIGONGFENG：SHIGONGFENGCHUYINGSHEYUSHUIPENGZHANGZHISHUIJIAODAIHUOGANGBANZHISHUIDAI，BINGZUOTULIAOZENGQIANGCENG。

3.3 ZHENGMIANSHIGONG

DAMIANTUSHUA：TUSHUASHIYAOTUYUN、BULIUSHAYAN。TUSHUABUDIYUSIBIAN，DIYI、ERBIANTUSHUAHOUYINGPUSHETAITIBU，TUSHUAHOUDUBUDIYU0.5mm，BUDEDAJIEZHANGBIANBUSHAOYU100mm，DUANBIANBUSHAOYU150mm。BUYAOPUPING、PUZHI、ZHANJIELAOKAO，RUYOUZHEZHOU，YINGYONGJIANDAOJIANKAITIESHI，YIMIANYINGXIANGFANGSHUICENGMEIGUAN；MEIBIANJIANTUSHUAYINGYUSHANGTUCENGGONGYICHUIZHI，QIEZONGHOUDUBUDIYU1.5mm。

3.4 DIXIAFANGSHUIGAIZAOSHIGONG

3.4.1、GAIZAOJIMIAN，JICENGYINGJIANGU、PINGZHENG、WUMINGSHUISHENCHU。CHANCHUSHUSONGZHAOPINGCENG、ZHUANGSHICENG，QINGCHUYOUZHIHEQITAFANGAIJICENGYUFANGSHUICENGZHANJIEDEWUZHI。

3.4.2、JIANCHADANGDISHUIWEIQINGKUANG，ZAIJIEGOUSHOUDIXIA、YUSHUIDEYALIXIA，JIANGCAIYONGGANGROUJIEHEDEFANGFA，YIXUANYONGDEGANGXINGCAILIAORU：JUHEWUFANGSHUISHAJIANG、SHUINIJISHENTOUJIEJING、SHUIBULOUDENGCAILIAO。GANGXINGCAILIAOWEIDIYIDAOSHEFANG，DIXIAFANGSHUIJIAOZUODIERDAOSHEFANG。

3.4.3、JIMIANCHUXIANDAMIANJIYANZHONGSHENSHUISHI，DANGCAIQUCHENQIHOUHUOCHENQINEIZHUJIANG（JUANZHIGUANJIANGYE、HUANYANGSHUZHIGUANJIANGYE、CHAOXISHUINIGUANJIANGYE）ZHISHUIHUOYINSHUI，DAIJIMIANGANZAOHOU，TUSHUAJUHEWUFANGSHUISHAJIANGHEDIXIAZHUANYONGFANGSHUIJIAO，YINSHUIKONGZUIHOUFENGBI；BIYAOSHICAIYONGTIEBIHUNNINGTUCHENQIJIAQIANGDEFANGFA。

3.4.4JIMIANCHUXIANYIBANSHENLOUSHUIHESHENSHUIDIAN，KEXIANYONGSUNINGXINGSHUIBULOUJINXINGDUSHUI，ZAITUSHUAJUHEWUFANGSHUISHAJIANGHEDIXIAZHUANYONGFANGSHUIJIAO。

3.4.5JIMIANCHUXIANSHENLOUJIAODADELIEWEN，KEYONGSUNINGZHUJIANGYEJINXINGZHUJIANGDUSHUI。ZAITUSHUAJUHEWUFANGSHUISHAJIANGHEDIXIAZHUANYONGFANGSHUIJIAO。

3.5FUHESHEFANG

3.5.1、ANDIXIAFANGSHUIBUTONGDENGJIDEYAOQIUKECAIYONGFUHESHEFANG，XUANYONGCAILIAOYAOZHUYICAILIAOXIANGRONGXING。ZAIXUANYONGYUGAIXINGXINGLIQINGLEIDECAILIAOFUHESHI，DIXIAFANGSHUIJIAOYINGZUOWEIDIERDAOSHEFANG；ZAIYUGAOFENZIFANGSHUIJUANCAIFUHESHI，DIXIAFANGSHUICENGZUOWEIDIYIDAOFANGSHUISHEFANG。

3.5.2、FUHESHEFANGSHIDIXIAFANGSHUIJIAOZUOWEIQIZHONGDEYIDAOSHEFANG，QIZONGHOUDUBUDEDIYU1.5mm。

3.6 ZHUYISHIXIANG

3.6.1、DIXIASHIDINGBANZUOXISHIHUNNINGTUBAOHUCENGSHIYINGYUFANGSHUICENGJIANSHEGELICENG。

3.6.2、ZAIDIXIAGAIZAODIXIASHIFANGSHUISHIGONGZHONG，YAOZHUYITONGFENG，BAOZHENGTUMODEZHENGCHANGGANZAO。 

3.6.3、QIANFENG：XIANZAIFENGDELIANGBIANSHUAYIBIANQIANFENGCAILIAO，RANHOUJIANGFENGEFENGQIANTIANMISHI，YAOZHANJIELAOGU，WUKONGGUXIANXIANG，BIAOMIANKEGAOCHUZHAOPINGCENG1-2mm。 

3.6.4、SHIYIDESHIGONGWENDUWEI 5℃ ~ 35℃。

3.6.5、ZAIGAIZAODIXIASHIFANGSHUIXIUJIUGONGCHENGZHONG，YAOYONGDIXIAZHUANYONGFANGSHUIJIAOHEJUHEWUFANGSHUISHAJIANGFUHEZUOFA，BUKEDANDUSHIYONG。

3.6 BAOHUCENGSHIGONG

3.6.1DIXIASHIDIBANBAOHUCENGCAILIAOYIXUANYONGSHUINISHAJIANG；LIQIANGBAOHUCENGYIXUANYONG50~60mmHOUDEJUBENYIXIPAOMOBANDENGRUANBAOHU；CHEKUDINGBANKEZUOXISHIHUNNINGTUBAOHU，BAOHUCENGYUFANGSHUICENGJIANSHEGELICENG；XIUJIUDIXIAKEJIANGJUHEWUFANGSHUISHAJIANGZUOWEIFANGSHUIBAOHUCENGLAISHIYONG。

3.7KEYONGSHIJIANYUGANGUSHIJIAN

3.7.1KEYONGSHIJIAN：HUNHEJIANGLIAOZUIHAOZAI8XIAOSHINEIYONGWAN，CIRIJINGJIAOBANWUJIEKUAIDEJIANGLIAO，JUNKEJIXUSHIYONG。

3.7.2GANGUSHIJIAN：YIBANTUCENGGANGUSHIJIANZAI6~8GEXIAOSHI。XIANCHANGHUANJINGWENDUDI、SHIDUDA、TONGFENGHUANJINGBUHAO，GANGUSHIJIANZHANGXIE；FANZHIDUANXIE。

3.8SHIGONGJIJU

3.8.1JIMIANQINGLIGONGJU：CHUIZI、ZAOZI、CHANZI、GANGSISHUA、SAOZHOU、MOBUDENG；

3.8.2QULIAOPEILIAOGONGJU：SHUITONG、BANLIAOTONG、JIAOBANQI、JIANZIDENG；

3.8.3CAILIAOTUFUGONGJU：GUNZI（JIAOXIDELIAODAMIAN）XIANGJIAOGUABAN（JIAOCHOUDELIAO）、SHUAZI（TUCENGBIAOMIANXIUPINGHUOGUANGENDENGYIXINGBUWEIDEHUANJING）。

3.9CHENGPINYANSHOU

3.9.1、FANGSHUICENGBUYINGYOUDUIJI、LIEWEN、QIAOBIAN，FENCENGDENGXIANXIANG。FANGSHUICENGTUSHUABUSHAOYU3-4BIAN

3.9.2、BAOHUCENGSHIGONGSHITUCENGXUWANQUANGANGU，YIBANZAI48GEXIAOSHIHOUJINXING。

3.9.3、FANGSHUIJIAOTUCENGSHUAICHADAJIEBUFENYINGDAYU100mm。

3.9.4、FANGSHUIJIAOTUCENGDEPINGJUNHOUDUWEI1.5mm，QIZUIXIAOHOUDUBUDEXIAOYU80%。