Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 855
that any one section should be made. This length is seldomapproached even in the tallest chimneys, as the brick-work has to bear, inaddition to its weight, that due to the pressure of the wind. The stepsshould not exceed about 90 feet, unless the chimney stack is inside a towerwhich protects it… … : ^, J=i Tl° PLAN OF BRICK CHIMNEY?\%% FOR M.H. BIRGE S ALL PAPER FACTORY A MARYLANO 8TS. ^-J/mZ/y ? i ~ 2 I g GREEN & WICKS-j *R^ Fig. 4. 843 neys from 130 to 150 feet the steps vary from 25 to 35 feet ; in chimneys from150 to 200 feet the steps vary from 35 to 50 feet; in chimneys from 200 to…
Electrical engineering
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