It has been suggested that the moat could have been drained in a day because the embankment surrounding it was not substantial, and that as such it did not pose a serious obstacle to an attacker.
واقُترح ان الخندق تم استنزافه في يوم واحد بسبب ان السواتر المحيطة به لم تكن كبيرة، وانه على هذا النحو لا يشكل عقبة خطيرة لاى مهاجم.