It begins at Vadakara.[43] It was constructed in the year 1848 under the orders of then District collector of Malabar, H. V. Conolly, initially to facilitate movement of goods to Kallayi Port from hinter lands of Malabar through Kuttiady and Korapuzha river systems.[43] It was the main waterway for the cargo movement between Kozhikode and Kochi through Ponnani, for more than a century.[43] Other important waterways in Kerala include the Alappuzha-Changanassery Canal, Alappuzha-Kottayam-Athirampuzha Canal, and Kottayam-Vaikom Canal.[41]