THE REMOVAL OF WRECKS AND OBSTRUCTIONS IN INLAND NAVIGABLE WATER-WAYS RULES, 1973 2. In these Rules, unless there is anything repugnant in the subject or context: (i) "Inland navigable waterways" means and includes- (a) all rivers and canals where vessels can ply during any part of a year; (b) any lake, haor, bee1 or any other expanse part of the year; (C) shores of the above mentioned watenvays; (d) inland river ports, landing ghats and terminals maintained and operated by the Authority on any of the above mentioned watenvays. (ii) "Obstruction" means any impediment to the use of inland navigable waterways by any means. (iii) "Vessels" means and includes anything made for the conveyance by water of human being or of property. (iv) "Wreck means and includes the following when found in fie inland navigable waterways or on the shore thereof: (a) goods which have been cast into the waterways and then sink and remain under water; @) goods which have been ...