RHIB Stability
Example RHIB
Collar Puncture · MTN 01-08 §5.4.2
Deadweight survey
Windage
Deflated
None (intact)
1 · Stbd aft
2 · Port aft
3 · Stbd mid
4 · Port mid
5 · Bow
Load
drag to orbit · scroll to zoom · right-drag to pan
Heel toward deflated side
0°
Go to equilibrium
Upright
Vanishing angle
Animate
View from astern
Righting arm with chamber deflated
MTN 01-08 §5.4.1 c–e / §5.4.2
Actual
Minimum
Equilibrium heel
–
≤ 10°
Positive stability beyond equilibrium
–
≥ 10°
Righting energy to vanishing angle
–
≥ 2.82 ft·deg
Maximum righting arm
–
≥ 0.33 ft
What passes and what fails