northeast frontier railway is planning a 1 mwp rooftop solar pv system at c and w workshop, dist. bongaigaon, assam. request for qualification (rfq) invited for implementation of rooftop solar pv system project of 1 mwp capacity at c and w workshop through public-private partnership (ppp) on design, build, finance, operate and transfer (dbfot) basis. approximate project cost is rs. 75 million. [info as of: mar. 17]