American manhole covers also have holes Replying to: Why do -- Khan Post ReplyForum -Corsair- 07/13/2024, 09:08:09 Author Profile | Edit I think it's a global thing, the holes make it easier to remove with equipment and probably also ventilate poop gas. Recommend | Alert | 5 4 3 2 1 0 -1 -2 -3 -4 -5 Where am IGo Up Go TopPost ReplyBack

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