[RE-wrenches] Mounting on rock

[Tump]

Here in Maine, we do this all the time.  Drill, Epoxy, Erect! For more info please contact me off list. Tump
> On May 19, 2018, at 12:42 PM, <bruce at willpowerelect.com> <bruce at willpowerelect.com> wrote:
> 
> Aaron, Have you considered drilling into the rock and gluing anchor bolts or 'pinning the rock with rebar and building rebar cage and concrete on that? There are ways but engineering supervision is required. Good Luck!
> 
> Bruce Fiero
> W: Willpower Electric, LLC <http://www.willpower-electric.com/> 
> 
> CCB 191852
> Oregon Electrical Contractor C681
> NABCEP Certified Solar (PV) Installer 031409-38
> Energy Trust of Oregon Trade Ally Solar (PV) Installation & Energy Efficient Commercial Lighting Programs  
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>  
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>  
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> -------- Original Message --------
> Subject: Re: [RE-wrenches] Mounting on rock
> From: David Katz <dkatz at backwoodssolar.com <mailto:dkatz at backwoodssolar.com>>
> Date: Sat, April 14, 2018 8:26 am
> To: RE-wrenches <re-wrenches at lists.re-wrenches.org <mailto:re-wrenches at lists.re-wrenches.org>>
> 
> Aaron,
> I have seen large pole mounts in Portugal in an above ground ring of concrete 3 feet high and 6 feet in diameter. I would get an engineers opinion on the size but that would be easier than digging a hole in rock. 
> David Katz
> 
> On Thu, Apr 12, 2018 at 6:27 AM Aaron Mandelkorn <reosolar at gmail.com <mailto:reosolar at gmail.com>> wrote:
> Hi all,
> 
> I have a customer that requires a mounting option I have yet to encounter.  His site sits on top of of a massive hill of granite.  It is relatively flat.  Are there any mounting options that could work here?  We are only talking about (12) to (16) modules for an off grid array.  Is there anything that can bolt to rock?  I typically use dpw or Mt solar pole mounts but can't imagine how these options could work.  Any thoughts? 
> 
> Aaron Mandelkorn
> President / Founder
> Renewable Energy Outfitters
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