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ENR > Environment > Engineers Dig Channel To Drain Lake- ENR | McGraw-Hill Construction
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Chinese officials have created a 10-meter-wide, 475-m-long diversion channel to drain water from an earthquake-formed lake without dynamite or any blasting device. They have removed 135,500 cu m of mud and rocks to create the channel for draining the Tangjiashan lake in central China, officials say.
The risk posed by this lake, the largest among the 34 water bodies spawned by the massive May 12 quake that hit Sichuan Province, continued at least through June 3, as the water had not yet begun to flow through the diversion channel. Nearly 200,000 people living downstream have been evacuated and another one million have been asked to be ready to flee at short notice.
Tense officials waited Tuesday for rising waters in the ...
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