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Default Cockpit drainage, lets try again


wrote in message
...
OK, lets try for some real info this time and no insults. Do so-
called offshore boats really have good scuppers? Can anybody provide
a link to a pic of such?
Next, areas below the deck, are they sealed on offshore boats or
accessible via a hatch? How much do said hatches leak? (my sealed
compartments have 6" screw in type access ports).


Some will leak. Various things will leak and the water will end up in the
bilge eventually.

What is different is when a wave washes completely over an offshore boat
very little of that water will end up between the deck and the hull. Even
with crappy hatches and doors most of the water is going to wash across the
deck in the front and water getting on the rear deck will exit via scuppers.
It's not a question of what happens when a little water gets in the boat.
The issue for offshore boats is the ability to get rid of most of the water
resulting from a wave washing over the boat. Even the best skipper in the
best situation will occasionally have a wave wash over the boat. If you
can't get rid of a wave before the next one comes then you will be sunk.
Every wave that goes over an open hull boat leaves 100s of gallons of water
in it. After each wave the boat is lower in the water making the next wave
more likely to wash over the boat.

An open hull boat will fill with water. Open bow fishing boats even with a
deck are not the best offshore boat though you can get away with it if the
boat is well designed. But I would not want to be in one in foul weather
and that's why most of them run for home when the weather turns. Typically
they have multiple large outboards and can outrun a lot of weather.

Your sailboat was fine in the open ocean because if you stuffed the nose
into a wave most of the water would have washed off to the sides. If you
stuff the nose of your tolman into a wave you're going to end up with most
of the wave stuck in your boat. It's suddenly going to be very much lower
in the water and very hard to manuver. Thus making it very likely that the
next wave is going to end up coming in over the top as well. The second
wave will be all it takes to swamp you because even if it doesn't, the boat
will be so full of water and so heavy and low in the water that the third
wave is going completely over you.

You keep belaboring this. What part of this don't you get?


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Default Cockpit drainage, lets try again


"jamesgangnc" wrote in message
m...

wrote in message
...
OK, lets try for some real info this time and no insults. Do so-
called offshore boats really have good scuppers? Can anybody provide
a link to a pic of such?
Next, areas below the deck, are they sealed on offshore boats or
accessible via a hatch? How much do said hatches leak? (my sealed
compartments have 6" screw in type access ports).


Some will leak. Various things will leak and the water will end up in the
bilge eventually.

What is different is when a wave washes completely over an offshore boat
very little of that water will end up between the deck and the hull. Even
with crappy hatches and doors most of the water is going to wash across
the deck in the front and water getting on the rear deck will exit via
scuppers. It's not a question of what happens when a little water gets in
the boat. The issue for offshore boats is the ability to get rid of most
of the water resulting from a wave washing over the boat. Even the best
skipper in the best situation will occasionally have a wave wash over the
boat. If you can't get rid of a wave before the next one comes then you
will be sunk. Every wave that goes over an open hull boat leaves 100s of
gallons of water in it. After each wave the boat is lower in the water
making the next wave more likely to wash over the boat.

An open hull boat will fill with water. Open bow fishing boats even with
a deck are not the best offshore boat though you can get away with it if
the boat is well designed. But I would not want to be in one in foul
weather and that's why most of them run for home when the weather turns.
Typically they have multiple large outboards and can outrun a lot of
weather.

Your sailboat was fine in the open ocean because if you stuffed the nose
into a wave most of the water would have washed off to the sides. If you
stuff the nose of your tolman into a wave you're going to end up with most
of the wave stuck in your boat. It's suddenly going to be very much lower
in the water and very hard to manuver. Thus making it very likely that
the next wave is going to end up coming in over the top as well. The
second wave will be all it takes to swamp you because even if it doesn't,
the boat will be so full of water and so heavy and low in the water that
the third wave is going completely over you.

You keep belaboring this. What part of this don't you get?



How come the old lifeboats were open boats?


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