The central building of the pumping-plant that houses machines consists of a whole room of a 330 square meters rectangular ground-plan (25 meters long, 13 meters wide and 6,6 meters high ? 8,6 meters with the the roof), It is covered by a two - folded metal roof with a central elevated skylight. It is constructed of metal and mudbricks. The complex also includes for more auxiliary buildings (repair-shops, store-houses, administration).