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A witness stated that two people were working on one board simultaneously, as shown in Figure 6 below. This is prohibited. A 90 kg
A witness stated that two people were working on one board simultaneously, as shown in Figure 6 below. This is prohibited. A 90 kg 500 mm- 70 kg 500 mm C D 1.5 m Figure 6 FBD of the scaffold board under vertical load For this vertical load shown (which excludes the UDL as requested by the lead engineer): i. Calculate the support reaction forces at A and B to an appropriate significant figure. Take g = 9.81 ms-2. B
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Principles of Geotechnical Engineering
Authors: Braja M.Das
8th edition
978-1285499963, 1285499964, 1133108660, 978-1133108665
