[Rhodes22-list] Compression Post

[Allyn Baskerville]

Granted, taking the mask off certainly lighten up the weight on the compression post, but the floor under the compression post had sagged so much there is a significant gap between the top of the compression post and cabin ceiling. 

Sent from my iPhone

> On Mar 7, 2021, at 2:50 PM, Tom Van Heule <tom.vanheule at intrinsicprograms.com> wrote:
> 
> Wasaybe it appearing.too lose because you had the mast off?
> 
>> On Sun, Mar 7, 2021, 1:05 PM Allyn Baskerville <allynb at adsne.com> wrote:
>> 
>> Patrick, I’m working in the same area as you are.
>> 
>> Q1: I have a 2003, and the mast and compression post are offset as you
>> describe. I’m considering making a compression post that extends to under
>> the mast.
>> 
>> Q2: I don’t follow what you say about the notch. Look at my post from
>> earlier today, and they are three pieces of wood that form a box partially
>> filled with concrete to support the compression post. The center piece in
>> is immediately under the compression post but wasn’t mounted correctly (too
>> low) to support the weight of the mast. With no support under the
>> compression post, the plywood decking sagged and started cracking. There
>> needs to be support under the compression post. The OSB (!) wood in my
>> support is not treated in any way.
>> 
>> Sent from my iPhone
>> 
>>> On Mar 6, 2021, at 4:08 PM, Patrick Cheung <chitakcheung at gmail.com>
>> wrote:
>>> 
>>> Dear Rhodies,
>>> 
>>> I am seeking advice from you all.
>>> 
>>> The compression post is sinking approximately half an inch. I removed
>> both
>>> floors in the main cabin and in the head area. Both plywood floors
>> clearly
>>> sagged with the weight of mast and compression post resting on it.
>> Sitting
>>> at the companion way one day, and staring at the mast and compression
>> post,
>>> I noticed they don't line up, the compression post is about 2 inches to
>> the
>>> starboard.
>>> 
>>> Question 1: Does your mast and compression post line up?
>>> 
>>> Question 2: Compression post is notched, 2/3 sitting on the head floor,
>> 1/3
>>> sitting on the main floor, and there's no support immediately under the
>>> compression post. Is it advisable to add support under the compression
>>> post, all the way down to the hull?
>>> 
>>> Since I own the boat, the shrouds are always hand tightened.
>>> 
>>> Thank you in advance for your advice,
>>> 
>>> Chi Tak,
>>> Duck
>>> Lake Simcoe, Ontario
>>