Review of debris flow research in highway(II)

Debris flow is one of important highway-waste,and one of main dynamic force to destroy highway too.According to analyses to research documents at home and abroad,the authors divide studies status quo into eight parts,i.e.subject system of debris flow and debris flow classification,formation of debris flow,model of debris flow mass,movement and impact of debris flow,abrasion of debris folw,control technique of debris flow,debris flow testing and disaster appraise.It are analyses and appraise in detail in this paper that subject system of debris flow and debris flow classification,formation of debris flow,model of debris flow mass,movement and impact of debris flow.Further approach the necessity to found debris flow in highway.The review is useful to control effectively debris flow disaster in highway.