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Excavation & concrete injection, upper dam plinth
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Cut & fill and consolidation operations, upper dam left wing
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Wall & ceiling reinforcement, left headrace tunnel
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Cut & fill operations, upper dam
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Rockfill, upper dam bottom
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Plastic concrete placement, lower dam
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Earthwork & cleaning operation, upper dam plinth
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Rockfill, lower dam bottom
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Excavation, access road, lower dam
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Earthwork & consolidation operations, lower dam spillway berms
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Construction of berm & consolidation of upper dam left wing
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