There was an incident of partial collapse of a 5-storey apartment in which the first floor sank and rested on the parking floor (cellar) below. 10 persons were injured during the incident. Some girls practicing dance in the cellar were rescued. It is reported that the building was constructed 3-4 years ago in the area which was used as sewerage tank earlier. The area was filled and the apartment was raised. On visit, the Civil Engineering experts observed shallow waters in the area and opine that the soil has become weak.
Following are few reports appeared in the media.
http://www.thehindu.com/news/states/andhra-pradesh/article2461744.ece
http://www.deccanchronicle.com/channels/cities/regions/rajahmundry/police-security-post-symala-sadan-apartment-573
http://www.crimenews.co.in/building-collapses-cmorders-help/