论述了黄河下游串沟截堵的必要性和汛期串沟截堵判别标准。重点分析串沟截堵技术流程,包括前期准备、截堵时机、修筑裹头、减少来流、进占合龙、闭气等所采用的主要技术方法。串沟截堵技术的研究为串沟截堵预案提供了技术支持,并对现场抢险作业具有技术指导作用。
This paper deals with the essentiality and distinguishing methods of series- wound ditches in lower yellow river. It sets importance on analysis flow chart of blocking technology of series- wound ditches, including preparation, blocking chance, building dam wrap, reducing discharge, closure, and occlusion. Study of blocking technology of series-wound ditches supplies the technical support for blocking preparatory scheme and for the guidance of flood control.