Nod, cut the tree, and this time, choose some tree without invasive root system.
【在 w********r 的大作中提到】 : 挡住树根治标不治本
m*y
6 楼
You might want to consider replacing the pipe anyway. Drilling out the roots still leave behind a lot of remnant, which might slow down and catch the unmentionable in the sewer. It will become blocked up soon.