Bulletin Volume 35, PT. 2

Bulletin Volume 35, PT. 2

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1912 edition. Excerpt: ...more than 6,000 acres, thus storing more than:1 suflicient quantity of water to run the enormous power plant during the dry season. The French concessionaires sold their interests to the American concern under Pearson, and he and his fellow investors found a respectable waterfall lasting for about three months of the year, and for the remaining months a practically useless stream. The problem was to save the Water which fell during the rainy season. Accordingly 3 vast reservoirs were constructed having a combined capacity of 5,000,000 cubic feet of water. These were formed by erecting earthen dams at several points in the Necaxa Walley, and the annual rainfall of more than 135 inches caught and stored for future use. To quote the writer: That the entire rainfall might be conerved, more than 150 streams were diverted from their normal channels by means of canals and division tunnels, into a system of reservoirs covering more than 6,000 acres, the lower reservoir alone, if full, being large enough to run the plant for two and one-half months with no water in the stream at all--a suflicient reserve for the driest recorded years. The volcanic formation of the valley making an unreliable base for stone dams, the engineers decided on earthen dams for all locations, building them by the same method of sluicing which has been used successfully in the Western States. The GENERATOR FLOOR OF POVVER HOUSElNO. 1, AS DESCRIBED BY MR. POWELL IN "VVAKING UP A NATION WITH WATER." The power plant is a steel and concrete structure containing 6 fienemtors of 8,200 horsepower each, and 34 of 16,000 horsepower each, operating under a head of 1,400 feet. T e plant 1s at present capable of developing 112,000 horsepower, but a lower power house is now...show more

Product details

  • Paperback | 230 pages
  • 189 x 246 x 12mm | 417g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236898559
  • 9781236898555