Martin, Louis Adolphe, 1880- · New York, J.Wiley & Sons, Inc.: [etc. etc.] · leaf 105
heir heels are 45 feet apart.The backstay meets the horizontal plane thru the heels 63.5feet from the line joining them. Exercise 116. Solve Ex. 115 by means of a plan and elevation. Exercise 117. If thecontractors derrick,* illus-trated in Fig. 66, carries aload of 2 tons, what weightsmust be… … Fig. 66 in the plane determined by the post and ACi Exercise 118. What are the stresses in all membersunder the conditions assumed in Ex. 117? The Steam Shovel and the Dipper Dredge Exercise 119. In the dipper dredge illustrated in Fig.67, assume 5000 pounds as the greatest tension which…
Mechanics
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