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, <[email protected]> 
> <[email protected]> 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  
> 
>  
> 
>  
> 
> 
> -------- Original Message --------
> Subject: Re: [RE-wrenches] Mounting on rock
> From: David Katz <[email protected] <mailto:[email protected]>>
> Date: Sat, April 14, 2018 8:26 am
> To: RE-wrenches <[email protected] 
> <mailto:[email protected]>>
> 
> 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 <[email protected] 
> <mailto:[email protected]>> 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
> www.reosolar.com <http://www.reosolar.com/>
> Off Grid Depot
> www.offgridnow.com <http://www.offgridnow.com/>
> 970-596-3744
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