Frequently check the drainage chute in the back part of the tailing dam, clear away the soil and stone, etc. on its both sides to avoid entry into the chute.

尾砂坝后部排水斜槽，要经常检查，清理两边的土、石等物防止进入槽内。

youdao

Frequently check the drainage chute in the back part of the tailing dam, clear away the soil and stone, etc. on its both sides to avoid entry into the chute.

尾砂坝后部排水斜槽，要经常检查，清理两边的土、石等物防止进入槽内。

youdao