xmlns:atom="http://www.w3.org/2005/Atom"

SCHEDULE 1REQUIREMENTS FOR SILOS

8.  Subject to paragraph 9 below, the silo, its effluent tank and channels and any pipes shall be designed and constructed so that with proper maintenance they are likely to satisfy the requirements of paragraphs 2 to 5 and, if applicable, 7(a) above for a period of at least 20 years.