Wind Force Calculations

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General
Description: Analysis of force exerted at various wind speeds. Notes

  • A reasoned estimate of expected holding strength (excellent bottom) of a 65 pound Mantus M1 anchor is 4,000–6,000 lbs
  • 5/16" G4 chain has a breaking strength of 11,600lb
  • Mantus S1 swivel has a breaking strength of 15,000 pounds
  • M2 CH2 5/16" chain hook has a breaking strength of 15,154 lbs)
  • Al's Software has an excellent analysis, it is a good read to understand the forces on your anchor system

Links

Pictures

Al's chart showing rode force


AI generated chart comparing a Lagoon 380 to a Seawind 1160