Captain Lost When Power Cat Capsizes

DO
Dennis OConnor
Sat, May 20, 2006 12:12 PM

Even the stability of a cat can be overcome... It may be that the
scenario of the deck load being slid to the lee rail by a wave train did
get the cat past its stable point (which for the Glacier Bay is what,
in excess of 45 degrees? That is a steep wave.)...  The seven men would
weigh roughly 1400 pounds and the box of fish perhaps another 250-300
pounds, so the deck load would be less than a ton...  The engines are
down low in the hulls and are significant counter weight in a tipping
situation...  The unknown is whether a rogue wave lifted the up hull at a
critical point, or not...
In any boat, cat or mono, the prudent skipper does not run a direct
line across a steep beam sea, instead tacking as he goes so that the
seas are quartering, or approaching that...
The question arises in my mind, was the boat taking water into the
lee hull for some reason?  It would not take much water in the lee
float to radically decrease the stable point for capsize...
I think an important point to note is that the boat did not sink
and  passengers who stay with the hull survive in most cases (cat or
mono)...  The loss of the skipper is a question.. I do not agree that he
automatically must have had a heart attack because he was 75... That is
only a few years away for me...  I am no more prone to have an
infraction in an emergency than the younger people around me, and a lot less
likely to have one than the 45 year old, obese, hypertensive, smoker,
drinker, sedentary executive in the seat across from me... It may be that
the skipper suffered trauma as the cockpit crashed into the water...
denny


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Even the stability of a cat can be overcome... It may be that the scenario of the deck load being slid to the lee rail by a wave train did get the cat past its stable point (which for the Glacier Bay is what, in excess of 45 degrees? That is a steep wave.)... The seven men would weigh roughly 1400 pounds and the box of fish perhaps another 250-300 pounds, so the deck load would be less than a ton... The engines are down low in the hulls and are significant counter weight in a tipping situation... The unknown is whether a rogue wave lifted the up hull at a critical point, or not... In any boat, cat or mono, the prudent skipper does not run a direct line across a steep beam sea, instead tacking as he goes so that the seas are quartering, or approaching that... The question arises in my mind, was the boat taking water into the lee hull for some reason? It would not take much water in the lee float to radically decrease the stable point for capsize... I think an important point to note is that the boat did not sink and passengers who stay with the hull survive in most cases (cat or mono)... The loss of the skipper is a question.. I do not agree that he automatically must have had a heart attack because he was 75... That is only a few years away for me... I am no more prone to have an infraction in an emergency than the younger people around me, and a lot less likely to have one than the 45 year old, obese, hypertensive, smoker, drinker, sedentary executive in the seat across from me... It may be that the skipper suffered trauma as the cockpit crashed into the water... denny --------------------------------- Talk is cheap. Use Yahoo! Messenger to make PC-to-Phone calls. Great rates starting at 1¢/min.