LAHORE - The Water and Power Development Authority (WAPDA) has launched a project for lining three main canals of Sindh namely Rohri, Dadu and Rice canals in a bid to conserve water, save agricultural land from water logging and increase in crop intensity as well as conveyance efficiency of the canals. According to a press release, for conducting feasibility study and then after preparation of detailed engineering design, tender documents and PC-1 of the project, M/s Associated Consulting Engineers (ACE) have been selected through a pre-qualification process. The consultants will submit their report by the end of year 2009. By lining of Rohri, Dadu and Rice canals, approximately 2,800 cusecs of water can be saved to irrigate an additional area of 492,000 acres of land. Benefits from water saving have been estimated at about Rs 11 billion annually. The project will benefit Sukkur, Khairpur, Nos-heroferoze, Nawabshah, Matiari, Hyderabad, Tando Allah Yar, Tando Muhammad Khan, Sanghar, Badin, Larkana, Qambershahdadkot, Dadu and Jamshoro districts of Sindh province. It is pertinent to mention that Rohri, Dadu and Rice canals were constructed in 1932. The three canals, with a total length of more than 421 miles, are considered to be the backbone of irrigation system in Sindh . With the passage of time, these canals have deteriorated due to lack of maintenance.