高压喷射注浆法在围堰止水中的应用  

Application of High Pressure Jet Grouting in Cofferdam Sealing

作　　者：赵超 吕金浩 ZHAO Chao;LV Jinhao(Anhui Road&Bridge Engineering Co.,Ltd.,Hefei Anhui 230031,China)

机构地区：[1]安徽省公路桥梁工程有限公司,安徽合肥230031

出　　处：《工程质量》2021年第10期53-56,共4页Construction Quality

摘　　要：阐述了高压喷射注浆法的原理和适用范围;分析了混凝土咬合桩、锁扣式钢板桩、锁扣式钢管桩、锁扣式钢板和钢管咬合桩围堰中的漏水原因;给出了高压喷射注浆法在上述4种围堰中的止水方法;并结合工程实例,介绍了高压旋喷桩止水的设计、施工工艺流程、施工步骤和质量控制方法,结果表明高压旋喷桩具有显著的止水效果。This paper expounds the principle and application scope of high pressure jet grouting,analyzes the causes of water leakage in the cofferdams of concrete occlusive pile,lock type steel sheet pile,lock type steel sheet pile and steel pipe occlusive pile,gives the water sealing methods of high-pressure jet grouting method in the above four kinds of cofferdams,and introduces the design and construction of high pressure jet grouting pile combined with engineering examples,the results show that the high pressure jet grouting pile has remarkable water sealing effect.

关 键 词：围堰漏水 高压喷射注浆法 止水措施 

分 类 号：TU753[建筑科学—建筑技术科学]