[Public-List] Mast Support Beam

Mon Feb 8 14:09:21 PST 2016

Hi All,
I do however agree, whoever did my repair +should have+ jacked the deck
back to its original camber...but alas....

Wes - Griffin's Faith #196

On Mon, Feb 8, 2016 at 5:07 PM, Wes Gardner <wesgardner1952 at gmail.com>
wrote:

> Hi All,
>
> From what I can tell, the entire deck deflected...there MAY be some
> compression of the core, but it doesn't seem so...that ole Masonite may
> still be OK.  Everything around it is DRY.  In fact, my entire boat is dry
> (except for the cockpit sole).  Around my chainplates, I dug out some sort
> of cotton-like material...totally dry!!!
>
> I'm not Irish so I can't really claim their luck :-) but somehow things
> have remained dry...my boat has never been raced - no pole gear, no
> pole...maybe non-spin at some point boat the wear and tear just isn't
> there...
>
> Wes
>
> On Mon, Feb 8, 2016 at 4:47 PM, George Dinwiddie via Public-List <
> public-list at lists.alberg30.org> wrote:
>
>> Jason,
>>
>> You have a balsa core and Wes' boat has a masonite core. The masonite is
>> heavier, but doesn't seem to rot the same way that the balsa does.
>>
>>  - George
>>    Calypso, #543
>>
>>
>> On 2/8/16 3:35 PM, Jason S via Public-List wrote:
>>
>>> Wes,
>>>
>>> I believe Mike is correct, guy who installed plates didn't fix it
>>> properly.
>>> That does not mean that it is sound now. You cannot just change the shape
>>> of the orginal deck shape and lamination and assume it ok. In order for
>>> the
>>> deck to deform like that some integrity had to be lost, something had to
>>> give or else it would have maintained it's shape.
>>>
>>> When I removed my mast step and top layer and all the rotten core I could
>>> see where the bottom of the core had delaminated when it had become
>>> distorted. Probably well before core turned completely rotten. You'd be
>>> surprised at how well the fiberglass is adhered to wet core...that balsa
>>> is
>>> some strong stuff.
>>>
>>> Will it ever be an issue....I am not sure anyone can say 100%. These
>>> boats
>>> get older each year....things that haven't been a problem may start
>>> showing
>>> their age and will eventually need to be addressed.
>>>
>>> I still believe that some of the issue has to do with the fact that the
>>> mast and mast step is not sitting centered on the beam.
>>>
>>> Jason
>>> #457
>>> On Feb 8, 2016 3:15 PM, "Wes Gardner via Public-List" <
>>> public-list at lists.alberg30.org> wrote:
>>>
>>> Hi Mike,
>>>>
>>>> That my friend is EXACTLY the answer I wanted to hear!!  I could tell by
>>>> the caulk that things hadn't moved much (if at all) since that repair
>>>> had
>>>> been done.
>>>>
>>>> Thank you for verifying my observations.  I do intend to clean up some
>>>> of
>>>> those on-deck fittings - one isn't even used anymore...
>>>>
>>>> Wes
>>>>
>>>> On Mon, Feb 8, 2016 at 3:08 PM, Mike Lehman <sail_505 at hotmail.com>
>>>> wrote:
>>>>
>>>> Wes,
>>>>>
>>>>> You beam looks fine. The compression you are seeing is from before the
>>>>> beam was reinforced. Whoever did the aluminum reinforcement plates,
>>>>>
>>>> didn't
>>>>
>>>>> crank the beam all the way up to take out the deflection. But it won't
>>>>>
>>>> move
>>>>
>>>>> with those plates in place.
>>>>>
>>>>> -----Original Message----- From: Wes Gardner via Public-List
>>>>> Sent: Monday, February 08, 2016 12:53 PM
>>>>> To: public-list at lists.alberg30.org
>>>>> Subject: [Public-List] Mast Support Beam
>>>>>
>>>>> Hi All,
>>>>>
>>>>> My boat is a non-liner boat #196.  The mast support beam has been
>>>>> reinforced with aluminum plate on both sides of the beam.  Looking at
>>>>> the
>>>>> photo that looks forward, there IS a flat spot in the cabin top.  I’m
>>>>> not
>>>>> sure whether I’m concerned about it or not.  In that same photo, there
>>>>>
>>>> are
>>>>
>>>>> four nuts that hold a fairly substantial pad-eye plate near the base of
>>>>>
>>>> the
>>>>
>>>>> mast.  You can see the pad eye with a single Harken block in the photo
>>>>> of
>>>>> the mast base.  If I eye-ball one against the other, it tells me my
>>>>> mast
>>>>>
>>>> is
>>>>
>>>>> resting fairly square on the beam (meaning it’s not too far forward or
>>>>> aft.)  Also when I “sound” with my plastic hammer, everything is rock
>>>>>
>>>> solid
>>>>
>>>>> as far as the core is concerned.  The other photo of the reinforcing
>>>>>
>>>> plate
>>>>
>>>>> looking aft, although it’s not pretty, there are no leaks.
>>>>>
>>>>> I think I’m content to leave things alone.  Any comments and/or
>>>>>
>>>> suggestions
>>>>
>>>>> are always welcome.
>>>>>
>>>>>
>>>>> https://www.dropbox.com/s/1nbw95vyxmuxify/Mast%20Support%20Beam.jpg?dl=0
>>>>> https://www.dropbox.com/s/7nat262in0euf3w/Mast%20Base.jpg?dl=0
>>>>>
>>>>>
>>>>>
>>>> https://www.dropbox.com/s/q8hsrt2m5603vy6/Mast%20Support%20Fwd%20Side.jpg?dl=0
>>>>
>>>>>
>>>>>
>>>>> Wes #196 Griffin’s Faith
>>>>>
>>>>
>> --
>>  ----------------------------------------------------------------------
>>   When I remember bygone days                         George Dinwiddie
>>   I think how evening follows morn;            gdinwiddie at alberg30.org
>>   So many I loved were not yet dead,           http://www.Alberg30.org
>>   So many I love were not yet born.                          also see:
>>                'The Middle' by Ogden Nash     http://idiacomputing.com
>>  ----------------------------------------------------------------------
>>
>>
>>
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>
>