Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 215
E WALKS 247. Drainage of Foundations. The excavation should bemade to a sufficient depth so as to get below the frost line. Theground should be tamped thoroughly, and the excavation filled withcinders, broken stone, gravel, or brickbat, to within four inches (orwhatever thickness of slab is to be…
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
