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VIDEO: Modular dredge goes to work high in Andes
APRIL 12, 2016 — With river-carried sand and silt depositing at the dam, reservoirs are notoriously tricky to maintain. And, as reservoirs are usually rather deep, dredging can be quite a challenge.
APRIL 12, 2016 — With river-carried sand and silt depositing at the dam, reservoirs are notoriously tricky to maintain. And, as reservoirs are usually rather deep, dredging can be quite a challenge.