class 3 PGIII with natural ventilation with DG classes 2, 3, 4, 5 or 6.1 above Underground tanks > 10,000 – minor storage < 500,000 L (b) Any tank other than a static storage tank Combustible N/A > 10,000 – located outdoors liquids with a Package stores with < 100,000 L (c) Tanks with a diameter > flashpoint < natural ventilation 6 m, 93oC (d) Package stores with any > 10,000 – of the following Aboveground or < 500,000 L attributes: underground tanks within or attached to a building, mechanically ventilated. Oxidising PG II Aboveground tanks > 10,000 (a) Ammonium Nitrate – substances containing liquids < 20,000 (b) Any tank other than a – DG class 5.1 L/kg static storage tank Package stores with located outdoors natural ventilation (c) Solids in silos, bunkers or stockpiles, PG III Aboveground tanks > 10,000 (d) Package stores with any containing liquids - of the following < 250,000 attributes: Package stores with L/kg constructed with natural ventilation combustible materials within or attached to a building mechanically ventilated, floor area > 200 m2.
class 3 PGIII with natural ventilation with DG classes 2, 3, 4, 5 or 6.1 above minor storage (b) Any tank other than a static storage tank located outdoors (c) Tanks with a diameter > 6 m, (d) Package stores with any of the following attributes: within or attached to a building, mechanically ventilated. Underground tanks > 10,000 – < 500,000 L Combustible liquids with a flashpoint < 93oC N/A Package stores with natural ventilation > 10,000 – < 100,000 L Aboveground or underground tanks > 10,000 – < 500,000 L Oxidising substances – DG class 5.1 PG II Aboveground tanks containing liquids > 10,000 – < 20,000 L/kg (a) Ammonium Nitrate (b) Any tank other than a static storage tank located outdoors (c) Solids in silos, bunkers or stockpiles, (d) Package stores with any of the following attributes: constructed with combustible materials within or attached to a building mechanically ventilated, floor area > 200 m2. Package stores with natural ventilation PG III Aboveground tanks containing liquids > 10,000 - < 250,000 L/kg Package stores with natural ventilation
9.4.5-Industry-design.docx