[Public-List] mast support in liner boats

Sat Feb 13 16:08:10 PST 2016

We trim our mast about vertical in order to help keep the weather helm at
the right weight...

Gord #426 Surprise

On 2016-02-13, 12:27 PM, "John Birch via Public-List"
<public-list at lists.alberg30.org> wrote:

> I remember our A-30 had this problem (KC-544) until we started tuning our rig
> like the Chesapeake racers. Mast vertical, no rake, or virtually no rake. That
> took the loading off the deck at the back of the mast foot, which is not
> supported particularly well by the Aluminium deck beam, putting most of the
> downward force under the front of the mast step directly over the deck beam.
> 
> Problem solved. Our decks were dry with no delam. It was a simple compression
> issue on the back of the step.
> 
> Hope that is a help.
> 
> Cheers from Western Lake Ontario, y'all
> 
> JB
> 
> 
> ----- Original Message -----
> From: "Jason S via Public-List" <public-list at lists.alberg30.org>
> To: "Ryan Martin via Public-List" <public-list at lists.alberg30.org>; "David
> Terrell" <dterrell1 at charter.net>
> Sent: Saturday, February 13, 2016 8:46 AM
> Subject: Re: [Public-List] mast support in liner boats
> 
> 
>> David,
>> 
>> It is alot of information to explain but I have started the repair in my
>> boat #457. I too have the compression aft of step which I believe is a
>> combination of mast step not being centered on the beam and water
>> intrusion.
>> 
>> On my blog I have been documenting the repair process, I have lots of
>> photos and video
>> 
>> www.svsalacia.blogspot.com
>> 
>> I have also make a few poor quality video documenting the destruction
>> process on YouTube
>> 
>> Channel on youtube is :  Cruiser2B
>> 
>> Jason
>> #457
>> Www.svsalacia.blogspot.com
>> On Feb 12, 2016 10:32 PM, "via Public-List" <public-list at lists.alberg30.org>
>> wrote:
>> 
>>> First, I will admit that I have not reviewed the discussion about mast
>>> supports as I thought this was a problem for older boats as I have a
>>> liner boat. i will be reviewing this discussion tomorrow morning.
>>> so here is my first question. How is the mast supported in liner
>>> boats. My boat is 432?
>>> A little info may help. (1) I have seen the repair of the mast step
>>> done on 499. I sure there is water intrusion under the mast step. (2)
>>> On my boat there are about five bolts that run through the "beam" that
>>> runs across the v berth bulk head. The heads of the bolt are on the
>>> aft side of the boat and the nuts are on the forward side of the boat.
>>> (3) there is a "dimple" in the aft side of the "mast beam". It is
>>> located right under the mast step.
>>> Any help would be appreciated. I have a water intrusion on the port
>>> side of the mast step, but do not know its extent but I am am certain
>>> that now is the time to fix it. The intrusion shows up in the ceiling
>>> of the head. There is some water dripping down the port side salon
>>> bulkhead. and a small drip in the port side of the v berth just a few
>>> inches inside the forward side of the v berth bulkhead.
>>> I hope this makes sense. This is way beyond my skills and so I need
>>> any help I can get to give guidance to the pros who will do this job.
>>> Thanks for any help any of you can provide. I think the thing I need
>>> first is a good idea of how the liner boats are different from the
>>> stick built boats with respect to the way the mast is supported.
>>> David, 432
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