Thursday, May 30, 2019

Essay --

1. What is the accepted definition of a contaminated site? Broadly discuss the reasoning underlying the definition and discuss reasons why in that respect are notifiable activities and what these activities are. What other government or supply authorities are required to be notified for development work to be initiated? HD question How ability groundwater be a significant issue on this site?Definition of a contaminated siteTo understand what a contaminated site is, imperfection contamination should be defined to understand the scope of contamination that can affect a site when observed in a construction context. crud contamination can be loosely defined as polluted soil, thereby including liquid or solid hazardous substances mixed amongst the earths natur aloney occurring soil causing impurity.The causes of soil contamination can range from negligence, intentional abuse or at times unintentional actions that can all lead to destructive consequences with long term affects. Soil c ontamination in Australia is commonly caused through a chemical interference with pesticides, metals such as lead, chromium, compact disk and mercury, petroleum and solvents. The following List outline key causes of soil contaminationUnintended SpillsAcid rainRigorous farmingDeforestationGenetically limited plantsNuclear wastesIndustrial AccidentsLand cope with and illegal dumpingAgricultural practices, such as application of pesticides, herbicides and fertilizersMining and other industriesOil and fuel dumpingBuried wastes presidential term of coal ashDrainage of contaminated surface water into the soilDischarging urine and fasces in the openElectronic wasteThe Queensland Government, Department of Environment and Heritage, Protection, de... ...ivide by two as we know the ground is flat in the zone where we contain to fill we therefore do not average.B = Height var. to fill level x the distanceB = 3*14.584B = 43.752Notes1.The distance of 14.584 meters is chosen assuming that the chosenshape has right angles in B C and D. 2. We dont need to divide by two as we know the ground is flat in the zone where we need to fill we therefore do not average.C = height varian to fill level x the distanceC = 3*14.584C = 43.752Note1 We dont need to divide by two as we know the ground is flat in the zone where we need to fill we therefore do not average.Prismoidal economy ApplicationVolume = (A+4B+C)*L/6V = 30.468 + (4*43.752) + 43.752 * 30.118 / 6V = (30.468 + 175.008 + 43.752) * 30.118 / 6V = (249.228 * 30.118) / 6V = 7506.249 / 6V = 1251.041 menvironmental engineer

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