20. Power of Central Government to give directions for safety.-Notwithstanding anything contained in any other law, the Central Government may, if it is of the opinion that any work undertaken or may be undertaken, is likely to alter or impede the natural course of water flow or cause an increase in the volume of such flow endangering any cutting, embankment or other work on a railway, issue directions in writing to any person, officer or authority responsible for such work to close, regulate or prohibit that work. | 