Volume Two 13. Port Zone [C] 13.1.27. Clearance of sand, shell, shingle or other natural material from a stormwater outfall pipeline, drain or culvert. [R, D] 13.1.28. Excavation. [R, D] 13.1.29. Filling of land with clean fill. [R, D] 13.1.30. Non-indigenous vegetation clearance. [R, D] 13.1.31. Indigenous vegetation clearance. [C] 13.1.32. Marine oil spill clean-up activity and the associated release of oil dispersants. [C] 13.1.33. Take and use of coastal water. [R] 13.1.34. Discharge of contaminants to air arising from the burning of materials for any of the following purposes: (a) training people to put out fires; (b) creating special smoke and fire effects for the purposes of producing films; (c) fireworks display or other temporary event involving the use of fireworks. [R] 13.1.35. Discharge of any contaminants to air that is not specifically provided for by any other rule, arising from: (a) discharge of heat to air; (b) discharge of energy to air, including release of energy from sources of electromagnetic radiation, including a radio transmitter, television or cell phone; or release of x-rays from a radioactive source; (c) discharges for the purposes of ventilation or vapour displacements. [R] 13.1.36. Discharge of contaminants to air from the combustion of fuel (i.e. external combustion). [R] 13.1.37. Discharge of contaminants to air from combustion within a stationary internal combustion engine (i.e. internal combustion). 13 – 3