Surgil ESIA Report - Volume III - EKN

“Management of Ustyurt GCC infrastructure objects
and Surgil GCF construction” UE »
8.10. Therefore, for the purpose of the further insulation of the upper layer in cuttings storage barn
there is applied screen from clay by thickness of 0.3m on the processed after neutralization/hardening
layer with use of heavy technics (for example, bulldozer T-170). Clay filling and its
lay-out are made from the barn base side where excavation of hollows has not been carried out during
previous operation.
8.11. At the expense of bulldozer weight (22 tons) there is occur squeezing-out of the liquid phase
sheet located between non-fluid, semi-hard layer of drilling cuttings and hard phase of drilling rock,
towards the hollows prepared before it. This operation is resulted schematically in figure 8.3.
8.12. During accumulation of liquid phase in these hollows, there is executed its treatment according
to the above-stated operations. After the liquid phase will be completely squeezed-out and clarified,
there is carried out alignment of insulating layer by corresponding road technics. Required cal
quantity for each operation is calculated below. Duration of this operation is till 5 days.
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