[SML] Rigging calculation question...

Jason C jasonclights at gmail.com
Wed Oct 5 20:05:08 UTC 2016


So how do you all calculate loads for large items that have several
connection points to the truss they are hung from?

Example, 70' Truss flown off 6 motors to steel beams.  Hanging an LED wall
off the truss.  Wall is 44' long, centered on the truss.  Total weight of
wall and hanging hardware is roughly 4600lbs.  the wall/hardware will
connect to the truss at approximately 20 points along the length of the
wall.

To get a rough estimate, I was encouraged to just do an evenly distributed
calc across the 6 motors, but I know this is not accurate as the wall only
extends a few feet past the inside 4 motors.  Almost all the weight is
contained to the inside 4 motors if I understand it correctly.

Any thoughts as to how should I be calculating this load so I can get an
acceptably accurate idea of load per motor point?

Thanks!
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