Sinkhole in China. Photo

Karst holes

10.07.11.Proval soil depth of 3 meters and a diameter of about 20, was found on a highway in the Chinese province of Shenzhen on July 6 2011 in 7:00 utra.Zhiteli China seriously concerned about the increasing incidence of failures. Representatives of the authorities claim that the well will be embedded in the shortest possible time.

Recently, not only in China but also in other countries of the world have experienced similar phenomena, it depends on the geographical location and the impact of external factors, but there are holes in mysterious ways. Some of the holes with gravel poured, pour concrete, but these measures have enough for a few days, then everything will fall through and no one can explain why.



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