Major irrigation Minister Ponnala Laxmaiah has launched the 'Rajiv Gruha Kalpa' pilot project at Lakshmiguda in Rajendranagar Municipality, Hyderabad today. The pilot project envisages construction of 544 houses in 17 blocks, as part of the one lakh houses sanctioned by Chief Minister Y S Rajasekhara Reddy, during rajiv Nagarbata Programme in January, this year, for the slum dwellers of various municipalities in Hyderabad and Ranga Reddy district.