63. Penalty for misconduct or neglect endangering inland mechanically propelled vessel or life or limb.-
If any person employed or engaged in any capacity on board an inland 1 [mechanically propelled vessel], 'by wilful breach or by neglect of duty, or by reason of drunkenness-
(a) does any act tending immediately to wreck, destroy or materially damage the vessel, or to endanger the life or limb of any person on board, or belonging to the vessel, or
(b) refuses or omits to do any lawful act proper and requisite to be done by him for preserving the vessel from immediate wreck, destruction or material damage, or for preserving any such person from immediate danger to life or limb, he shall be punishable with fine which may extend to one thousand rupees, or with imprisonment for a term which may extend to two years, or with both.