Recognized Rigging Training Programs

National Production Services, Inc.

National Production Services, Inc.
15360 De Havilland Ct, Wellington, Florida

Contact Information: 
Brad Kagel, ,

ETCP Recognized Training Program
since December 20, 2008

NPS Arena, Theatre and Convention Center
Rigging Mathematics and Practices

Audience:  Experienced riggers.

Course Highlights:
In this 5 hour refresher course, riggers will review current rigging standards and codes, along with detailed and as needed individual instruction on the proper use and application of common formulas to solve rigging problems. .

The following topics are covered,
but often the course is adjusted to the needs of the attendees:

  • Weight and distance conversions
  • Wire rope ladder and fall arrest systems
  • Chain hoist safety and power
  • Rigging equipment and usage
  • Strength reduction factors (terminal efficiencies, knots, bends, clips)
  • Design factors
  • Shock loads
  • Cartesian coordinates
  • Math process - order of operations
  • Pythagoras and You
  • Calculating:  Bridle leg lengths and tension, Horizontal forces, Bridle forces, Resultants, Vectors, Forces at the ends of a span, Load Distribution and tilted objects
  • Components of a Safety Plan
  • Traveler track rigging and operation
  • Fire Curtain parts and operation
  • Fly Rail calculations, components and operation


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