Northern Strands
Sling Calculator
  1. For your own safety and the safety of others, the completion of a certified Rigging Training course is highly recommended before attempting any rigging or utilizing the calculators on this page. If you have not yet completed a Rigging Training Course, please contact or visit our Crosby Rigging Training Page
  2. Contact Northern Strands if you are in any way unsure of the condition of your sling or rigging equipment to arrange an inspection. All Northern Strands rigging equipment is inspected and comes with certificate of compliance.
  3. Contact Northern Strands to learn more about proper rigging inspection and how defects affect the W.L.L of rigging. Northern Strands offers a "Is Your Rigging Safe Demonstration" for qualified companies. A mobile test bed is brought to your site location to aid in this demonstration/seminar. Additional details provided in the, "Is Your Rigging Safe Demonstration" brochure
Sling Calculator
2 Leg Bridle Sling Tension Calculator
Do NOT use sling if angle is less than 30 degrees.
Sling Calculator
3 Leg Bridle Sling Tension Calculator
Sling Calculator
2 Leg Bridle Sling Tension Calculator (Off-Centre Centre of Gravity)
Sling Calculator
Highline Rigging Tension Calculator

Saskatoon (Head Office)

  • 3235 Millar Avenue
  • Saskatoon, SK S7K 5Y3


  • 125 Henderson Drive
  • Regina, SK S4N 5W4
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