4.4.1.1.15ASH POND & ASH HANDLING FACILITIES AND BOlTOM & FLY ASH SILO
The ash pond shall be used to dispose of the station surplus ash by products. It is envisaged that the pond will be used for disposal of furnace bottom ash (FBA) and pulverized fly ash (PFA).
Leachates from ash dispose of in the ash pond must be controlled and prevented from contaminating to aqueous environment.
The Bidder shall design and construct a line ash-pondllagoon system (including creation of bunds) sufficient for handling and disposal of FBA and PFA ash by -products.
The Bidder shall design and construct a suitable ash pond and associated waste water treatment system as may be required to meet the discharge criteria.
To avoid contamination of ash to ground water, HDPE conform to ASTM Dl693 , 1004 and 4833 for layer protection shall be provided. Preliminary design for treatment of the ash yard area including bottom and fly ash silo shall be submitted in the bid proposalfor Owner approval.
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