Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 482
h is oneof a series resting on piers which are 4 feet thick at the springing line. By drawing a portion of the adjoining arch, we find that itsextrados intersects the extrados of the arch considered at a pointabout 7 feet 6 inches above the pier. By drawing a line from thispoint toward the center… … Resultant of ObliquePressures. 405 386 MASONRY AND REINFORCED CONCRETE The center of the pier is precisely 17 feet from the center of thearch. We shall assume that the arch is overlaid with a filling ofearth or cinders which is 18 inches thick at the crown, and that it islevel. Drawing a horizontal…
Architecture · Building
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