Adams, Henry · London, New York [etc.] Longmans, Green, and Co. · leaf 220
dged up or prised along the sole piece to tighten it against the PRINCIPLES OF SHORING 205 needle. In Fig. 564 let AB be the face of wall, CD the line of theshore, and DB a horizontal line. Construct the parallelogram of forcesas shown, where W is the weight of the wall DB contained in… … <§r ■tVall pieceJ/xS tycrii /took -Cieae - Oak neealtje r^akinqf•s/iore thrust or compression in the shore when in full action, that is, thisdiagram gives the maximum figures possible. In a system of rakingshores as Fig. 565 the wall piece enables the lower needle to assist theupper one when the…
Building · Structural analysis (Engineering)
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