(1)Flats or boats within the port shall, at all times, navigate as follows :(a)between Kidderpore Docks and Netaji Subhas Dock, between the right(b)between Nataji Subhas Dock and Rajabagan Ferry Station, close either to the right bank or to the outer line of mooring buoys on the left bank of the river.(c)between Rajabagan Ferry Station and Akra Semaphore, on the edge of Sankral Sand;(d)between Akra Semaphore and Pir Serang Shrine on the edge of Munikhali Sand;(e)between Pir Serang Shrine and north end of Budge Budge, on the edge bank of the river and the line of buoys marking the edge of College Sand;(f)between the north end of Budge Budge and the southern boundary of the port, on the right bank of the river.
