沂沭河局的河道采砂管理工作始于20世纪90年代初期,至今已走过20年艰难曲折的历程。在上级的正确领导下,通过全局上下的不断努力和艰辛探索,河道采砂管理从原来的简单、粗放状态逐步走上依法、科学、规范的轨道,为河道工程安全、防洪安全 Yishu River Bureau of sand mining management began in the 20th century, the early 90s, has gone through 20 years of arduous and tortuous course. Under the correct leadership of its superiors, through continuous efforts and hard exploration from the top to the bottom, the management of riverway sand mining has gradually taken the path of legality, science and standardization from the original simple and extensive state to the safety of river courses and flood control