All areas for the storage and handling of chemicals, fuels and oils on-site must be designed with appropriate bunded areas that--
(a) have impervious flooring, and
(b) have sufficient capacity to contain 110% of the largest container stored within the bund, and
(c) are designed in accordance with pages 40-44 of the document entitled Storing and Handling Liquids: Environmental Protections, Participants Manual published by the Department of Environment and Climate Change NSW in May 2007.