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77[bolger] Re: Idaho?

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  • GHC
    Aug 3, 1999
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      You are probably right, but it seems it ought to make some difference...?


      At 10:40 AM 8/3/99 -0500, you wrote:
      >I'm certainly no expert, but I would guess wetted surface area is far more
      >influential than finish, if finish is within reason. We are talking
      >turbulent flow here - when I raced (much slower) sailboats, we were careful
      >about the bottom finish and it made maybe 1/8 - 1/4 knot difference - quite
      >a bit at 3-4 knots over 10 -12 miles, but not much if you are already going
      >15-16 knots (and not racing).
      >
      >Don Hodges
      >Lynn Haven, FL
      >http://www.ecoastlife.com
      >
      >.
      >----- Original Message -----
      >From: GHC <ghartc@...>
      >To: <bolger@egroups.com>
      >Sent: Monday, August 02, 1999 4:27 PM
      >Subject: [bolger] Re: Idaho?
      >
      >
      >> Don,
      >>
      >> I don't know, but I would have to guess that Tennessee is at LEAST 3/8",
      >> since the Sneakeasy is.
      >>
      >> I think the rocker aft for planing should be less than 2 degrees,
      >according
      >> to Dave Gerr. On something as long as the Tennessee, even less might be
      >> better.
      >>
      >> But, I get only about 20 mph on 25 hp on the Sneakeasy and thought about
      >> this last weekend. I think it's all skin friction - if you put any weight
      >> at all up forward, it will slow down. I think it drops the bow and puts
      >> more "skin" in the water. The bottom itself is not really very smooth and
      >> slick - I really need to turn it over, and fair and paint with something
      >> hard and slick like epoxy.
      >>
      >> Point is, on these boats, I think a good bottom is important.
      >>
      >> Gregg
      >>
      >>
      >> At 03:23 PM 8/2/99 -0500, you wrote:
      >> >I'm not sure whats going on with the "Common Sense" outfit, but last time
      >I
      >> >looked, there was some Idaho material at www.common-sense-boats.com .
      >> >www.common-sense-designs.com is closed.
      >> >
      >> >Don Hodges
      >> >Lynn Haven, FL
      >> >
      >> >(BTW, Gregg, I'm taking another look at Tennesee as a project - do you
      >know
      >> >if the side planks are 3/8? I'm looking into MDO and it doesn't come any
      >> >thinner than 3/8 inch. Also, any thoughts on taking out the rocker aft
      >and
      >> >going to about 25 hp for Tennessee for maybe 15-18 mph?)
      >> >
      >> >----- Original Message -----
      >> >From: Joe Bradford <bradford@...>
      >> >To: <bolger@...>
      >> >Sent: Saturday, July 31, 1999 4:06 PM
      >> >Subject: [bolger] Idaho?
      >> >
      >> >
      >> >> I am trying to ind the plans, or the colection of plans that include,
      >P.
      >> >> Bolger's "Idaho" design. Can anyone out there help me?
      >>
      >>
      >>
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