[Rhodes22-list] Anchoring -- Phuzzy Physics

[Ronald Lipton]

Bill,

  Not intended as an attack - just one possible disclaimer.  You should
be able to come up with a more clever one.  I have already sent
a more substanative response.

Ron
----- Original Message ----- 
From: "Bill Effros" <bill at effros.com>
To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
Sent: Thursday, January 12, 2006 10:51 AM
Subject: Re: [Rhodes22-list] Anchoring -- Phuzzy Physics


> Ron,
>
> You know better.  Ad hominem attacks are for the Seaward list, not ours.
>
> What I am saying does not totally ignore all expert opinion.  Just because 
> you may not have encountered these opinions before, does not make my 
> experience wrong.  Everyone follows advice at their own risk.
>
> Bill Effros
>
>
>
> Ronald Lipton wrote:
>
>> Yeah,  Bill needs to add a disclaimer to his posts. Perhaps:
>>
>> "This is my opinion. It totally ingnores all expert opinion and is
>> based on limited testing in specific circumstances.  Following
>> this advice may result in death dismemberment, or getting
>> wet when you least expect it. Follow this advice your own risk"
>>
>> Ron
>> ----- Original Message ----- From: <DCLewis1 at aol.com>
>> To: <rhodes22-list at rhodes22.org>
>> Sent: Thursday, January 12, 2006 9:47 AM
>> Subject: Re: [Rhodes22-list] Anchoring -- Phuzzy Physics
>>
>>
>>
>> Bill,
>>
>> There’s no way I’m an expert at anchoring, but I do know a bit about
>> mechanics and physics. You’re certainly right about an anchor’s generally 
>> sinking,
>> but the chain rode issue may be about  how the anchor engages the 
>> bottom,
>> and stays engaged with the bottom -  not about sinking the  anchor. 
>> Consider an
>> anchor on the bottom with sufficient chain rode, if  there is a pull from 
>> the
>> anchor line with any vertical component, the weight of  the rode can
>> counteract the effect of the vertical pull and ensure  that forces on the 
>> anchor are
>> horizontal (i.e. notionally  parallel with the bottom).  I believe 
>> anchors are
>> really made to deal with  horizontal forces; the anchoring effect is 
>> achieved
>> primarily by  flukes, plows, or other appurtenances optimally engaging 
>> the
>> bottom, and  that requires horizontal forces.  Without the rode, any 
>> substantial
>> pull on  the anchor line that has a vertical component may cause the 
>> anchor to
>> lift  vertically, in which case it may not engage properly, or at all, 
>> with
>> the  bottom.
>>
>> Dave
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