xiangjiaozhishuidaiyouchengzhishuixiangjiaogoujianhuozhishuixiangpi，tashiliyongxiangjiaodegaodanxingheyasuobianxingdetedian

，zaigezhongzaihexiachanshengdanxingbianxing，congerqidaoyouxiaojiangumifeng，fangzhijianzhugouzaodeloushui，shenshuijijianzhenhuanchongzuoyong。zaiyibanjiaodagongchengdejianzhushejizhong，youyubunenglianxujiaozhu，huoyouyudijidebianxing，huoyouyuwendubianhuayinqidehunningtugoujianrezhanglengsuodengyuanyin
，xuliuyoushigongfeng，chenjiangfeng

，bianxingfeng，zaizhexiefengchubixuanzhuangzhishuidaifangzhishuideshenlouwenti，tanengfangzhidixiashui（外界水）滲shen漏lou到dao建jian築zhu物wu結jie構gou中zhong，又you可ke防fang止zhi建jian築zhu物wu內nei水shui漏lou到dao外wai界jie。止zhi水shui帶dai主zhu要yao用yong於yu混hun凝ning土tu現xian澆jiao時shi設she在zai施shi工gong縫feng及ji變bian形xing縫feng內nei與yu混hun凝ning土tu結jie構gou成cheng為wei一yi體ti的de基ji礎chu工gong程cheng，如ru地di下xia設she施shi
、隧道涵洞、輸水渡槽、攔水壩

、水庫江河閘門
、貯液構築物等。