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Unformatted text preview: 1. The second story of the main building has a temporary cable barricade in place that protects workers from falling over the side. 2. Workers on the outside of the building near or on the roo f are required to “clip-in” to the temporary cable system as a precaution. 3. Hard hats to protect workers from falling objects. etc. CE166 - Fall 2008 Problem Set 3 Solutions Page 3 of 3 Professor Arpad Horvath Department of Civil and Environmental Engineering University of California, Berkeley Question 3 Calculate height: 4’ + 3’ + 10’ = 17’ Calculate load: 15,000 lbs + 400 lbs = 15,400 lbs From the figure for model 7260, for an angle of 25 o or less, with an 80’ radius, and a 17’ minimum height, the boom length can be 80’ or 90’. From the table, only an 80’ boom can lift 15,400 lbs at a 21 o boom angle. From the figure again, an 80’ boom at a 21 o boom angle can p ick at a height of 33’. Select an 80’ Boom...
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This note was uploaded on 02/27/2011 for the course CE 166 taught by Professor Horvath during the Spring '08 term at University of California, Berkeley.
- Spring '08
- Construction Engineering