This looks like problematic to me.

回答: 更新。一個令人頭疼的工程守月2024-04-09 11:51:46

The distance is way too long for you to have a descent grade of flow. This will slow down water flow and cause clogging in the long run. 

You can manage that but you will have to have at least two clean outs on the surface, one in each direction.

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