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Jacked Tanks
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1. Tank lifted with jacks prior to installation of RAWMAT® HDB.
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Jacked Tanks
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2. RAWMAT® HDB 2m wide suspended from lifting device under tank. The formation has been prepared.
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Jacked Tanks
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3. Installation of RAWMAT® HDB rolls pulled out under tank prior to positioning and overlapping.
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Jacked Tanks
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4. Installation of RAWMAT® HDB, rolls dragged into position onto compacted base prior to trimming around the tank.
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Jacked Tanks
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5. Installation of RAWMAT® HDB, top white geotextile of lower sheet peeled back, and Rawpaste mastic applied to black side of upper sheet as rolls overlapped following lap lines.
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Jacked Tanks
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6. Rolls overlapped, joints compressed and sand layer placed on top.
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Jacked Tanks
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7. RAWMAT® HDB leading edge protected with plastic and wood.
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Jacked Tanks
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8. Leading edge of RAWMAT® HDB protected prior to overlapping with the membrane across the bund floor.
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Jacked Tanks
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9. Tank lowered back onto upgraded base prior to overlapping with the membrane across the bund floor.
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Jacked Tanks
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10. Completed base upgrade.