I used a total of ½"  aluminum on mine when I rebuilt it. It looks about 20 
times stronger than the original was too.

Joe
Coquina
CC&C 35 MK I


From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Russ & 
Melody via CnC-List
Sent: Monday, June 26, 2017 9:18 PM
To: cnc-list@cnc-list.com
Cc: Russ & Melody <russ...@telus.net>
Subject: Re: Stus-List 33 mk2 Mast step loads


Hi Greg,

You can research the righting moment, at say 30 - 33 degrees, for various boats 
in your size range for a second opinion. The 33-2 is similar in stability to my 
35 mk-1(check diagram in the Technical Info on Stu's CNC site).

I put the load at about 10,000 lbs, so building for 12 - 15,000 lbs is not a 
unreasonable. If you're going with aluminum only then I would spec it at 20,000 
for a 50% corrosion allowance and say, "I expect this to last another 20 years."

BTW, check with Rich Knowles on my credentials, if in doubt. :)

Hi Rich, we miss you on the Left Coast.

        Cheers, Russ
        Sweet 35 mk-1

At 03:15 AM 26/06/2017, you wrote:

Does anyone know what the maximum load would be on the mast step of the 33? I'm 
trying to figure out the psi force for a rebuild
Thanks!

Greg
33-2
Halifax
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