Pakistan Penal Code, 1860 — Section 431: Mischief by injury to public road, bridge, river, or channel

431. Mischief by injury to public road, bridge, river, or channel. Whoever commits mischief by doing any act which renders or which he knows to be likely to render any public road, bridge, navigable river or navigable channel, natural or artificial, impassable or less safe for travelling or conveying property, shall be punished with imprisonment of either description for a term which may extend to five years, or with fine, or with both. 432. Mischief by causing inundation or obstruction to public drainage attended with damage. Whoever commits mischief by doing any act which causes or which he knows to be likely to cause an inundation or an obstruction to any public drainage attended with injury or damage, shall be punished with imprisonment of either description for a term which may extend to five years, or with fine, or with both.