The measures to blocking the leak have fine result, for using the accelerated concrete, inflation to stop the leak, and monotube-double liquid grouting.

• 采用疏堵结合，先疏后堵的堵漏技巧、针对不同情况，以瞬凝混凝土、膨胀及单管双液注浆三种简易有效的堵漏措施，效果良好。