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Water surges into downstream work areas after rock mass collapse at Tarbela Dam
<p>SWABI: A rock mass collapsed at the Tarbela Dam 5th Extension Project (T-5) construction site on Monday, causing a surge of water to enter downstream work areas, said the Water and Power Development Authority (Wapda).</p> <p>An emergency was declared following the collapse, construction work was suspended and workers were directed to move to safer areas.