The Maharashtra, Kerala and Goa Government have sent proposals to the Urban Development Ministry for providing sky bus metro in their states, the Rajya Sabha was informed. The minister for state for urban development, Mr Pon Radhakrishnan, said his ministry had examined the concept of sky bus metro, developed by the Konkan Railway Corporation Ltd (KRCL), and a proposal for setting up of a technical committee of experts to assess the claims of KRCL was under Government consideration.