[Public-List] Mast raising rig and shore cart

John Birch Sunstone at cogeco.ca
Fri Nov 30 07:59:48 PST 2007


I agree with Don's weight estimate of 200lb. My A-37 mast and rig is 450lb. 
Remember, if you are building a lifting device you should construct it with 
a 5:1 safety margin at a minimum - particularly if it isn't being designed 
by an engineer who specializes in lifting devices.

ATB

John


----- Original Message ----- 
From: "Michael Connolly" <crufone at sbcglobal.net>
To: "Public List Alberg" <public-list at alberg30.org>
Sent: Friday, November 30, 2007 10:48 AM
Subject: [Public-List] Mast raising rig and shore cart


> Hello all,
>
>  Thanks George, Brian and Don for your input and suggestions.  If others 
> wish to add something please do.  CB and Mike Lehman or others might have 
> specific comments to fine tune this operation.
>
>  I agree that to seriously injure myself is not worth the $150.00 I might 
> save to raise the mast.
>
>  Perhaps I will add a tall "Flag Pole" to my property to serve a second 
> function as a gin pole.  I have just relocated to a new place in Arcadia, 
> Michigan and there are neighbor rules and regulations that I must 
> consider. But I am one to always push the envelope a bit.
>
>  I was surprised that Don felt that a rigged mast was only around 200 
> pounds.  Does anyone on the list have other estimates of the weight of a 
> fully rigged Alberg 30 mast? I thought that it was heavier.
>
>  Michael
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