Kalyani Expressway is a 40-kilometre-long (25 mi), two-laned, tolled road which connects Kolkata with its satellite town, Kalyani in Nadia district. The road starts from Nimta in the North 24 Parganas district, in the suburbs of Kolkata, and ends in Kalyani. The road is maintained and controlled by Kolkata Metropolitan Development Authority (KMDA). It has been planned to convert the two lane road into a four lane road by the KMDA.