stone filled drain

This article describes the situation of blind drain used in the construction of Laoyemiao-Jining Expressway,and the main form of blind drains.

介绍了老集高速公路建设中使用的盲沟情况,描述了老集高速公路盲沟的主要形式。

The paper discussed the blind drain installation,raw materials choosing,construction technology etc.

谈了盲沟的设置、原材料选择、施工工艺及施工时几点注意事项 ,以供借鉴。

For example, blind drains were set under bottom board to statically release the floating force of water; dual infiltration technique was used in self waterproof concrete; waterproof layer was added in roof board; isolation layer was installed between continuous wall and lining wall.

广州地铁二号线海珠广场车站在底板下设置排水盲沟 ,静力释放地下水的浮力 ;混凝土自防水采用双掺技术 ;并在顶板设附加防水层以及在连续墙与衬墙间设置隔离层 ,保证了防水层整体连续密封