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explosions to produce rockfill materials
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Concrete placement, parapet wall, upper dam
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Reinforcement, draiage tunnel
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Excavation and injection, plinth, lower dam
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formwork, parapet wall, upper dam
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Pipe jointing operations, bottom outlet, upper dam
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General view, rockfill, lower dam
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Reinforcement, starter slab, lower dam
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Pipe jointing operations, bottom outlet, upper dam
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Reinforcement, parapet wall, upper dam
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Concrete puring, parapet wall, upper dam
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