[Rhodes22-list] Mast step issues?

Thu Jun 27 08:03:19 EDT 2024

So you do not see a compression post?   Someone probably removed it?

Matt

On Thu, Jun 27, 2024 at 6:31 AM ROGER PIHLAJA <roger_pihlaja at msn.com> wrote:

> Hi Ed,
>
> Tension in all of the standing rigging, including the outer shrouds, cause
> the mast to be in compression.  Check out my rig tuning procedure in the
> archives.  A portion of the wind loading on the sails also gets turned into
> mast compression.  In order to achieve the proper sail shape and prevent
> the mast from shifting around (pumping)  under certain conditions of wind,
> waves, and point of sail; all the standing rigging has to be pretty tight.
> I'm sure this "correct" level of shroud tension would be more than enough
> to cause the damage you are observing without a mast compression post.
> You've got a serious problem here, I would not sail the boat like this.  I
> would immediately unstep the mast, fix whatever damage you find in the
> cabin roof, and get a compression post in there.  This one is a safety
> issue.
>
> Roger Pihlaja
> S/V Dynamic Equilibrium
> 1978  Sanford, MI
>
> ________________________________
> From: Rhodes22-list <rhodes22-list-bounces at rhodes22.org> on behalf of
> Matt Wilson <mwhornblower at gmail.com>
> Sent: Wednesday, June 26, 2024 10:36 PM
> To: The Rhodes 22 Email List <rhodes22-list at rhodes22.org>
> Subject: Re: [Rhodes22-list] Mast step issues?
>
> Last question, Do you think that this could have been caused by
> outer shrouds being too tight?
>
> Sorry for the scattered nature of this thread.  I didn't see an option for
> picture file size on my phone when I attached them.
>
> On Wed, Jun 26, 2024 at 9:32 PM Matt Wilson <mwhornblower at gmail.com>
> wrote:
>
> >
> > Here is the gap below the aft corner of the hatch next to the tabernacle.
> > Obviously sagging.
> >
> > The boat was stored outside significantly before I owned it. I was a
> > newbie and didn’t notice this before.
> >
> > Obviously, it needs to be short up. If I were to put a block on the cabin
> > soul just outside the head, could I put in a temporary post to get
> through
> > the sailing season? If I shim it in there really solid? Do you think that
> > would be a solid enough to be safe temporarily? What would you recommend
> as
> > the long-term fix, hopefully this is clearer having seen all of these
> > pictures. Thank you so much for your help guys!
> >
> > On Wed, Jun 26, 2024 at 9:31 PM Matt Wilson <mwhornblower at gmail.com>
> > wrote:
> >
> >> here are the cracks at the front corners of the tabernacle/step looking
> >> aft
> >>
> >>
> >> On Wed, Jun 26, 2024 at 9:30 PM Matt Wilson <mwhornblower at gmail.com>
> >> wrote:
> >>
> >>> Here is a picture of the same area from the side.  You can see the sag
> >>> in the ceiling below the mast
> >>>
> >>>
> >>> On Wed, Jun 26, 2024 at 9:29 PM Matt Wilson <mwhornblower at gmail.com>
> >>> wrote:
> >>>
> >>>> The files are too big so I will send them separately. Sorry about that
> >>>> Here is a picture looking forward.  The ceiling below base of the mast
> >>>> is about 1/2” lower than the top of the “post”. Like the mast is
> tipping
> >>>> backwards
> >>>>
> >>>>
> >>>> On Wed, Jun 26, 2024 at 5:46 PM Ed McNamara <edmc18 at gmail.com> wrote:
> >>>>
> >>>>> I recently discovered a small crack below my mast step of my ‘88.
> When
> >>>>> I
> >>>>> cut into the step I found significant rot of the underlying plywood.
> >>>>> I ended up cutting out all of the plywood under the raised step (I
> >>>>> think
> >>>>> it’s something like 8” wide by 11” long).
> >>>>> I used a combination of marine grade plywood and West System 2 part
> >>>>> epoxy
> >>>>> to repair it. I saw, in my case, no evidence of sagging above or
> >>>>> below. I
> >>>>> have the athwart-ships bulkhead separating the main cabin from the
> >>>>> head and
> >>>>> bow. It appeared to me that the edge of that bulkhead was a
> compression
> >>>>> post. Photos show the cleaned out area and then the area filled in
> but
> >>>>> not
> >>>>> yet pointed. A few months of sailing later…So far, so good.
> >>>>>
> >>>>> Ed McNamara
> >>>>> s/v Scholar 88/01
> >>>>>
> >>>>>
> >>>>>
> >>>>> On Wed, Jun 26, 2024 at 4:06 PM Graham Stewart <
> gstewart.gm at gmail.com>
> >>>>> wrote:
> >>>>>
> >>>>> > If you have a post after all- even if it is off center slightly
> then
> >>>>> I
> >>>>> > would be checking out what is below the post to make sure it is
> >>>>> solid right
> >>>>> > down to the hull.
> >>>>> >
> >>>>> >
> >>>>> > Graham Stewart
> >>>>> > Rhodes 22
> >>>>> > Agile, 1976
> >>>>> > ________________________________
> >>>>> > From: Rhodes22-list <rhodes22-list-bounces at rhodes22.org> on behalf
> >>>>> of
> >>>>> > Matt Wilson <mwhornblower at gmail.com>
> >>>>> > Sent: Wednesday, June 26, 2024 12:50 PM
> >>>>> > To: The Rhodes 22 Email List <rhodes22-list at rhodes22.org>; peter
> >>>>> > beckerman <recorderguy2001 at yahoo.com>
> >>>>> > Subject: Re: [Rhodes22-list] Mast step issues?
> >>>>> >
> >>>>> > Just to clarify, this picture looks like mine and the post you
> >>>>> referenced
> >>>>> > is not directly h set the mast.  So if that is the normal set up
> and
> >>>>> my
> >>>>> > cabin roof is slightly sagging, what could be the cause and what
> >>>>> should I
> >>>>> > do to remedy this?   I like the idea of a curtain for the head
> >>>>> because the
> >>>>> > door is in the way. Perhaps adding an additional post would fix the
> >>>>> > problem?
> >>>>> >
> >>>>> > Many thanks all,
> >>>>> > Matt
> >>>>> >
> >>>>> > On Wed, Jun 26, 2024 at 11:00 AM Matt Wilson <
> mwhornblower at gmail.com
> >>>>> >
> >>>>> > wrote:
> >>>>> >
> >>>>> > > But that is not directly under the mast is it?
> >>>>> > >
> >>>>> > > On Wed, Jun 26, 2024 at 10:26 AM peter beckerman via
> Rhodes22-list
> >>>>> <
> >>>>> > > rhodes22-list at rhodes22.org> wrote:
> >>>>> > >
> >>>>> > >> The arrow points to the compression post on the attached pic of
> >>>>> cabin
> >>>>> > >> with "swell head"
> >>>>> > >>
> >>>>> > >>
> >>>>> > >> Peter
> >>>>> > >>
> >>>>> > >> [ Sent From rhodes22.net ]
> >>>>> > >>
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