[Rhodes22-list] Mast step issues?

ROGER PIHLAJA roger_pihlaja at msn.com
Thu Jun 27 17:23:11 EDT 2024


Matt,

The stringers that support the cabin sole are not strong enough to support the load from the mast.  That’s in addition to the weight of the crew.  I don’t recommend what you are proposing.

Roger Pihlaja
S/V Dynamic Equilibrium
1978. Sanford, MI
Sent from my iPhone

> On Jun 27, 2024, at 12:05 PM, Matt Wilson <mwhornblower at gmail.com> wrote:
>
> I have been perusing the archives about this and not finding pictures or
> links that aren't expired or broken somehow.  If anyone can post pics of
> how they tied into the hull/keel below and the cabin ceiling under the mast
> that would be super helpful.
>
> I am wondering if using the cabin sole for a temporary fix is imprudent,
> thoughts?  If I shim several places underneath it to spread the load?
>
>> On Thu, Jun 27, 2024 at 10:45 AM Lowe, Rob <rlowe at vt.edu> wrote:
>>
>> I've just gotten some time to catch up and review the photos in detail.
>> I'm not familiar with the 'swell head'. First time I've even heard the term
>> in reference to the Rhodes.  But I agree with Peter's third point, the
>> compression post looks to be well forward of the mast.  A look at the mast
>> in relation to the port and the compression post in relation to the same
>> port shows several inches of offset and as Peter suggests, unless that load
>> can be transferred by the decking, it's going to distort.  Just my 2 cents.
>>
>> Rob
>> ________________________________
>> From: Rhodes22-list <rhodes22-list-bounces at rhodes22.org> on behalf of
>> Peter Nyberg <peter at sunnybeeches.com>
>> Sent: Thursday, June 27, 2024 9:08 AM
>> To: rhodes22-list at rhodes22.org <rhodes22-list at rhodes22.org>
>> Subject: Re: [Rhodes22-list] Mast step issues?
>>
>> I've just gone back through this whole thread to try to make sense of it.
>> I've reached some conclusions:
>>
>> 1) There obviously _is_ a compression post.
>>
>> 2) This boat is configured with the fully enclosed 'swell head'.
>>
>> 3) Based on pictures and the attached 'floor plan', it seems that the
>> compression post in a 'swell head' layout is well forward of the of the
>> position it occupies in the 'standard' layout. Perhaps someone else with a
>> 'swell head' layout can confirm.
>>
>> 4) This also puts the compression post well forward of the mast (way too
>> far forward for my liking).
>>
>> 5) In general, it seems that this arrangement works anyway, but is clearly
>> failing on Matt's boat.
>>
>> 6) But, in order for this to work, the deck needs to be very strong in
>> order for it to 'carry' the load from where the mast is to where the
>> compression post is.
>>
>> 7) Matt's deck isn't doing the job.
>>
>> So, my guess is there's rot in the deck. Otherwise, it wouldn't bend like
>> that. The possibility that there's also rot under the cabin floor should
>> obviously be considered as well.
>>
>> I have doubts that any reasonable repair could restore the full original
>> strength of the deck.  Therefor, I think it likely that another compression
>> post more directly under the mast will need to added. (But the deck should
>> be fixed too.)
>>
>> That's my best guess, anyway.
>>
>> Peter Nyberg
>> Coventry, CT
>> s/v Silverheels (1988/2016)
>>
>>
>>
>> [ Sent From rhodes22.net ]
>>
>>>> On 2024-06-27, at 08:03:19 EDT, Matt Wilson wrote:
>>>
>>> So you do not see a compression post?   Someone probably removed it?
>>>
>>> Matt
>>>
>>>
>>
>>
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>>


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