Richey's guide and assistant for carpenters and mechanics : a work of practical information, giving almost every geometrical and practical problem likely to arise in the work of the carpenter, and quick and easy methods for their solution : the use of the steel square, etc., tables showing strength and weight of materials, methods of framing, useful recipes, etc., etc. (1894)
Richey, H. G. (Harry Grant), b. 1868 · New York : W.T. Comstock · leaf 140
hickness of wooden beams, plus 750 bythe thickness of the flitch plate ; the square root of thisproduct is the required depth. Example : Find the depthof a flitch plate girder to carry a weight of 14,000 poundsat the centre of span, the span being 30 feet and thewidth of timbers 12 inches ; the… … FigJ97 178—To Find the Strain on Hog Chains fMechani- cal method).—Draw to a scale a plan of the hog chain ortruss, as Fig. 197 ; find the weight to be carried at the twopoints a and b, in this case eight tons; bisect the line a cat e and draw d c parallel to f a; divide the line a c intoas mcxny…
Carpentry
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