The slurry circulation is shown in the piling plan. The slurry of every bored pile will flow in the small pit and then will be collected in the slurry pond by mud pump which is dig on the north of chimney. The slurry amount of every bored pile is about 80 m3. The slurry amount of bored piles in chimney is about 2000 m3. The slurry of slurry pond is conveyed by mud pump to the bigger slurry pond in turbine area and then be pumpped into slurry pond on seaside .
The slurry pond in chimney area will be dig 3m*4m*3m.