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General Inspection Discussion This is a place for general discussion about the home inspection industry. Try to keep the posts topical, but they need not be as specific as the other areas of this board.

 
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  #1  
Old 9/24/07, 3:47 PM
hziegenbein hziegenbein is offline
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Default Granite question.

The granite counter continues out past the cabinets and is supported on the end by a post. The counter is 1.25 inches thick and spans 38 inches on the short end. Does anybody know anything about the strength of unsupported granite. There is no type of support running underneath. Will this hold up o.k. (like if someone decides that they want to sit on the counter)?

Thanks
Hans
Home Savers Home Inspection Services llc
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  #2  
Old 9/24/07, 4:37 PM
Blaine Wiley Blaine Wiley is offline
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Default Re: Granite question.

Granite should not be cantilevered more than 12" without support at the end.

More info here: http://www.countertoprock.com/faq.php

The answer to your question is about 3/4 down the page.



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  #3  
Old 9/24/07, 4:58 PM
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klott klott is offline
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Default Re: Granite question.

Granite has no tensile strength, someone is going to get hurt bad when it breaks and lands on their foot! They could support this without ruining the looks.
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Old 9/24/07, 5:24 PM
cgoyette cgoyette is offline
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Default Re: Granite question.

Quote:
Originally Posted by klott
Granite has no tensile strength, someone is going to get hurt bad when it breaks and lands on their foot! They could support this without ruining the looks.
NOT FOOT think CHILD hanging on and then it goes...and the result will be a tragedy.

Curt
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Old 9/24/07, 5:38 PM
rwand1 rwand1 is offline
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Default Re: Granite question.

Its only as strong as its sweet spot.
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  #6  
Old 9/24/07, 6:33 PM
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Marcel R. Cyr Marcel R. Cyr is offline
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Default Re: Granite question.

Quote:
Originally Posted by bwiley
Granite should not be cantilevered more than 12" without support at the end.

More info here: http://www.countertoprock.com/faq.php

The answer to your question is about 3/4 down the page.
I can vouch for that too.

I had one on my job two weeks ago brand new, spanning five feet between support post with a sub plywood deck of 3/4" and someone stood on it or sat on it and cracked 18" long. Awaiting the installer designer to provide more support and then call the granite sub-contractor to come back and epoxy and polish back together.

Granite does not have much tensile strength.

Marcel
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Old 9/24/07, 8:25 PM
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dmoore3 dmoore3 is offline
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Default Re: Granite question.

Quote:
Originally Posted by hziegenbein
The granite counter continues out past the cabinets and is supported on the end by a post. The counter is 1.25 inches thick and spans 38 inches on the short end. Does anybody know anything about the strength of unsupported granite. There is no type of support running underneath. Will this hold up o.k. (like if someone decides that they want to sit on the counter)?

Thanks
Hans
Home Savers Home Inspection Services llc

Must be supported underneath in some way...unless they are willing to take the liability when someone sits their fat toosh down and hits the floor.
(Lawyers like that stuff).
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Old 9/24/07, 9:22 PM
hziegenbein hziegenbein is offline
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Default Re: Granite question.

Thanks for all the info.
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  #9  
Old 9/25/07, 12:09 AM
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W. Michael Chris W. Michael Chris is offline
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Default Re: Granite question.

Sure looks pretttttty and dangerous - but I'm with Curt and everyone else - it would most likely be a tragedy . . . don't even want to think about it



Mike Chris, Santa Clara, Utah
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