Chapter 31 - Town Commercial Zone 31.1.5.2.3 Any bunds shall be constructed from materials which are resistant to the substance that the bund is designed to contain, so as to prevent the substance entering the soil. 31.1.5.2.4 All stormwater grates shall be clearly marked. 31.1.5.2.5 Storage of petroleum products in underground tanks shall comply with the most recent version of the Code of Practice for ‘Design, Installation and Operation of Underground Petroleum Storage Systems.’ 31.1.5.2.6 Any part of the site where solid or liquid hazardous or environmentally damaging substances are loaded or unloaded shall be sealed, bunded, and drained to the satisfaction of the Council. 31.1.5.2.7 All vehicle accessways onto that part of a hazardous facility site where hazardous and environmentally damaging substances are loaded or unloaded shall have cut off drains installed which are not directly connected to the stormwater system. 31.1.5.2.8 Any part of the site where vehicles, equipment or containers that have or may have become contaminated with hazardous or environmentally damaging substances are washed, shall be sealed, bunded and drained so that process effluent (run-off) from the washdown area is discharged into the foulwater system, or collected and stored in tanks for removal by a suitable trade waste contractor. 31.1.5.2.9 A record will be kept of the quantities of hazardous wastes stored on-site, or taken away to disposal. 31.1.5.3 Waste Management 31.1.5.3.1 Conditions a) The storage of hazardous waste on the site shall be in suitable containers that are either sited to the rear of buildings and/or screened from public view by a solid wall or close boarded fence with a minimum height of 2 metres; b) A waste audit shall be undertaken for all premises generating waste hazardous substances in volumes greater than 6m/week; 3 c) All sites where waste hazardous substances or waste containing hazardous substances is, or may be generated must provide appropriate and sustainable disposal procedures. Hazardous waste disposal in or outside the district may only be to facilities which are formally approved by the Council; and d) A record will be kept of the quantities of hazardous wastes stored on the site, or taken away to disposal. 31.1.5.4 Fire Safety All hazardous facilities where flammable hazardous substances are either used or stored shall have adequate fire safety equipment in place in compliance with the requirements of the Dangerous Goods Regulations. 31.1.5.5 Signage All hazardous facilities shall be adequately signposted according to the most recent version of the Code of Practice for ‘Warning Signs for Premises Storing Hazardous Substances of the New Zealand Chemical Industry Council.’ 31 - 7