Pacific service magazine . be 11 feet deep and24 feet wide, sufficient tocarry a volume of 3500second feet of water, morethan the usual flow of theriver between May 1stand December 1st. Thetemporary dam is located500 feet up-stream fromthe permanent dam temporary diversionflume will be about 1600 feet in length, itslower end being about 900 feet below thetoe of the permanent dam. The entrance to the tunnel will belocated 100 feet up-stream from the per-manent dam. It will be 23,782 feet inlength, 19 feet in diameter, of 3000 secondfeet capacity, and can be driven from fourheadings. Th
Pacific service magazine . be 11 feet deep and24 feet wide, sufficient tocarry a volume of 3500second feet of water, morethan the usual flow of theriver between May 1stand December 1st. Thetemporary dam is located500 feet up-stream fromthe permanent dam temporary diversionflume will be about 1600 feet in length, itslower end being about 900 feet below thetoe of the permanent dam. The entrance to the tunnel will belocated 100 feet up-stream from the per-manent dam. It will be 23,782 feet inlength, 19 feet in diameter, of 3000 secondfeet capacity, and can be driven from fourheadings. The intake at the head of thetunnel will be of the same general type asthat of Pit No. Three, At a point near the power-house end ofthe tunnel a short branch will connect witha concrete surge chamber cut into the sideof the hill. The purpose of this, as at PitNo. Three, is to take up the surges in flowoccasioned by fluctuations in the quantity ofwater being required by the power-houseturbines. A spillway and waste pipe will.
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Keywords: ., bookcentury1900, bookdecade1910, bookidpacificservi, bookyear1912
