Mianwali Nagar — illegal construction

There is illeagle construction going on in mianwali nagar, paschim vihar area. Full address : house number c-8/8, mianwali nagar, paschim vihar, delhi 110087. Owner of 2and floor (Front side) is constructing 3red floor illegally. This is an old building which was originally uptown 2and floor. But now owner is adding extra floor which is causing danger to others in same building.