Hobart, H. M. (Henry Metcalf), 1868-1946 ed · Philadelphia, J. B. Lippincott · leaf 300
ferred to an-other circuit, or until the most importantworking hours are over and a shut-down forrepairs will not be attended with disastrousconsequences. A good representative steel-tower line isthat at Guanajuato, in Mexico, which is ofthe type shown in fig. 1, being 137 m high;the spans vary… … Fig. 2.—Windmill Type ol Steel Tower Standard Handbook for Electrical Engin-eers (McGraw, 1908), to be the most eco-nomical design. The spread of the legs isfrom one-fourth to one-third the height. Atower of this type, designed to carry twothree-phase lines, is illustrated in fig. 2. As an example…
Electrical engineering
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