Erosion and Sediment Control Assessment Report Rev. 0 This is an uncontrolled copy if photocopied or printed from the Intranet. Copyright © 2016, SouthernSkies Environmental Ltd. All rights reserved. Page 9 of 30 • Ground improvements and water collection drains; • Construction of a new workshop and yard; • Construction of a water collection pond; and • Construction of the structural perimeter bunds. Figure 4: Northern Rock Stack (Source: Engineering Geology Limited). 2.5. Tailings Storage Facility 3 Increasing tailings storage capacity will be achieved by constructing TSF3, immediately east of the current facilities. The TSF3 is a new tailings storage facility, which will be established east of TSF1A. The construction of this facility will initially utilise NAF, which will drain to traditional sediment control measures, and then PAF that will drain to the new Collection Pond (once constructed). The Collection Pond will drain to the existing WTP. The establishment of TSF3 involves the following earthwork and streamwork operations:
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