As 'Fiver' said, if it was inspected, the AHJ must have been OK with it.
It may be for a counter, desk, or some other item that is not installed.
As it sounds like it's in a corner, it probably is not considered a 'trip' hazard.
Just for info, what type of classroom,??
Last edited by HotLine1; 09/29/14 09:10 PM.