<html><body><span style="font-family:Verdana; color:#0033cc; font-size:10pt;"><div>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!</div><div><br></div><div style="font-family: verdana, geneva;"><span style="color: #355a8c; font-family: "times new roman", times; font-size: 12pt;">Bruce Fiero</span></div><div style="font-family: verdana, geneva;"><span style="font-family: "times new roman", times; color: #425f9e;"><span style="color: #355a8c;"><strong>W:</strong> <a title="Willpower Electric, LLC" href="http://www.willpower-electric.com" target="_blank">Willpower Electric, LLC</a> </span></span></div><div style="font-family: verdana, geneva;"><span style="font-family: "times new roman", times;"><span style="font-family: "times new roman", times;"><span style="color: #425f9e;"><span style="color: #355a8c;"><br></span></span></span></span></div><div style="font-family: verdana, geneva;"><span style="font-family: "times new roman", times; color: #425f9e;"><span style="color: #355a8c;"><strong>CCB </strong><em>191852</em><br><strong>Oregon Electrical Contractor </strong><em>C681</em><br><strong><strong>NABCEP</strong><em><strong> </strong><em><strong>Certified Solar (PV) Installer </strong>031409-38</em></em></strong></span></span></div><div style="font-family: verdana, geneva;"><span style="font-family: "times new roman", times; color: #425f9e;"><span style="color: #355a8c;"><strong>Energy Trust of Oregon Trade Ally </strong><em>Solar (PV) Installation & Energy Efficient Commercial Lighting Programs </em></span></span></div><div style="font-family: verdana, geneva;"><span style="font-family: "times new roman", times; color: #425f9e;"><em><span style="color: #355a8c;"><br><em> </em></span></em></span></div><div style="font-family: verdana, geneva;"><br></div><div style="font-family: verdana, geneva;"> </div><div><br><br></div>
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-------- Original Message --------<br>
Subject: Re: [RE-wrenches] Mounting on rock<br>
From: David Katz <<a href="mailto:dkatz@backwoodssolar.com">dkatz@backwoodssolar.com</a>><br>
Date: Sat, April 14, 2018 8:26 am<br>
To: RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.org</a>><br>
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<div><div dir="auto">Aaron,</div><div dir="auto">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. </div><div dir="auto">David Katz</div><br><div class="gmail_quote"><div>On Thu, Apr 12, 2018 at 6:27 AM Aaron Mandelkorn <<a target="_blank" href="mailto:reosolar@gmail.com">reosolar@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto">Hi all,<div dir="auto"><br></div><div dir="auto">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? <br><br><div data-smartmail="gmail_signature" dir="auto">Aaron Mandelkorn<br>President / Founder<br>Renewable Energy Outfitters<br><a href="http://www.reosolar.com" target="_blank">www.reosolar.com</a><br>Off Grid Depot<br><a href="http://www.offgridnow.com" target="_blank">www.offgridnow.com</a><br>970-596-3744<br><br> </div></div></div> _______________________________________________<br> List sponsored by Redwood Alliance<br> <br> List Address: <a href="mailto:RE-wrenches@lists.re-wrenches.org" target="_blank">RE-wrenches@lists.re-wrenches.org</a><br> <br> Change listserver email address & settings:<br> <a href="http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org" rel="noreferrer" target="_blank">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org</a><br> <br> List-Archive: <a href="http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html" rel="noreferrer" target="_blank">http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html</a><br> <br> List rules & etiquette:<br> <a href="http://www.re-wrenches.org/etiquette.htm" rel="noreferrer" target="_blank">www.re-wrenches.org/etiquette.htm</a><br> <br> Check out or update participant bios:<br> <a href="http://www.members.re-wrenches.org" rel="noreferrer" target="_blank">www.members.re-wrenches.org</a><br> <br> </blockquote></div></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">David Katz Sent from Gmail Mobile</div> <hr>_______________________________________________<br>
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