Thanks all. The flange plate was what I was thinking. It may be to difficult to level a ballast mounting roof system. Engineering may be a little difficult I assume?
Aaron Mandelkorn President / Founder Renewable Energy Outfitters www.reosolar.com Off Grid Depot www.offgridnow.com 970-596-3744 On Thu, Apr 12, 2018, 7:46 AM Mac Lewis <maclew...@gmail.com> wrote: > Hi Aaron, > > Granite is a great substrate to mount to (once it's done). You could weld > a large flange plate onto the bottom of your pole, and bolt it to the > granite using anchor bolts. Rock climbers (including myself) drill into > granite all of the time. Bosch, among others, has a great drill and bit > setup that works well. Glue in epoxies are a great way to keep moisture out > of the hole for many years. > > Ballast racks are available too but it seems like a shame not to attach to > the granite in some way. > > Good luck > > On Thu, Apr 12, 2018, 7:28 AM Aaron Mandelkorn <reoso...@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 >> www.reosolar.com >> Off Grid Depot >> www.offgridnow.com >> 970-596-3744 >> >> >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> List Address: RE-wrenches@lists.re-wrenches.org >> >> Change listserver email address & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> >> List-Archive: >> http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html >> >> List rules & etiquette: >> www.re-wrenches.org/etiquette.htm >> >> Check out or update participant bios: >> www.members.re-wrenches.org >> >> _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@lists.re-wrenches.org > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > >
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