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_,.: <br /> <br />'IY~e total overall capacity required includes the components <br />itemized below: <br />Zbtal Required C~DacitY (Gallons) <br />Working R~rd Inventory: <br />Working Volume: <br />One daY sPreY1T14 rr-+rniiramant: <br />(20 hours @ 500 GPM) <br />Solution Surge Capacity: <br />Precipitation (512,820 ft2) <br />Day 1-6 (@ 0.1"/day) <br />Day 7 (100-year, 24-hour max.) <br />Heap De-•~aturation*: <br />*Spray 201,000 new tons <br />Spray 481,000 old tons <br />Zbtal (US Gallons): <br />200,000 gallons <br />600,000 gallons <br />191,000 gallons <br />1,119,000 gallons <br />6,820,000 gallons <br />8,930,000 gallons <br />* 1989 crush haul/spray plans required up to 682,000 tons of <br />new and old rock to be saturated at any given time. <br />(.Urrent actual solution storage capacity for the Iawer Carlton Pad <br />(No. 2) is itemized belay (without barren pond No. 4): <br />Pregnant Pond-lined within pond (1) 2.165 million gallons <br />Pregnant Pond-lined within pond and pad (2) .827 million gallons <br />Additional full emergency capacity (3) 2.401 million gallons <br />Back-up emergency porci at Dam No. 1 base 3.500 million gallons <br />8.89 million gallons <br />(1) to 386 elevation <br />(2) to 388 elevation <br />(3) to full back-up dam top using all contained volume, partially <br />unlined; includes further volume within heap; ass~nnes that <br />pad edge elevations will contain fluid to 391' Dam No. 1 <br />elevation. <br />3 <br />