If you look closely you’ll see that the cover is about the size of a small car, and it looks like a truck runs into it and becomes disabled in the middle of the massive geyser blasting from the street.
But even better, keep watching and you’ll see some guy walking around inspecting things. And the storm drain errupts again and just drenches the guy! It’s hilarious! But he’s seriously lucky he didn’t get dragged back into the drain.