From the RMMS Workbook Find the tension on L1, L2, L3, and L4. Truss is 20.5” x 20.5” x 30’ and weighs 10 lb per ft. Distance between L1 and L2, L3 and L4 is 7’-6”. Distance between L2 and L3 is 10’-0”. Cantilevers are 2’-6” ft. Movers weigh 75 lb each. Followspot positions weigh 450 lb including spot operator. Wire rope ladder weight is 50 lb. Hoists are 1 ton and weigh 114 each. There is 80 ft of chain per hoist. Chain weight is 1 lb per ft. There are two electrical cables: Both cables run 15 ft onto the truss. One cable weighs 3 lb per ft, the other weighs 1 lb per ft. Cable drop is 45 ft.
Posted on: Mon, 28 Jul 2014 23:41:52 +0000
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