expression, godan verb (-tsu)
be too heavy a burden; be more than one can handle
Idiomatic expression meaning a task or responsibility is beyond one's ability or capacity. Often used when the load (physical or metaphorical) is too great.
この仕事は私には荷が勝ちすぎる。
This job is too much for me to handle.
彼にはその責任は荷が勝つだろう。
That responsibility will probably be too heavy a burden for him.