If you are in a snow area you will need to get it up high enough to shed the snow, but have had customers use a rgm rack and connect the legs together with steel connectors and pile rocks on them for ballast. Been there for 5 years or better with no problems. Sounds like a simular situation.
Bob On Wed, Jul 8, 2009 at 3:33 PM, <hol...@sbcglobal.net> wrote: > Situation: > ROCK - limestone ledge on cliff. Surface is relatively smooth with little > to no grade in a 30' x 30' area. Basically a large slab of limestone about > 4' thick. > Question: > Anyone have experience with some type of ballasted mount system for either > fixed or tracked array in this type of environment? Boring holes will be > very expensive. I've seen the precast bell shaped ballasting on commercial > projects, wondering if there is a way to do that on residential size array > of 5 to 10kw. > Thanks in advance. > > Holt E. Kelly > Holtek Fireplace & Solar Products > 500 Jewell Dr. > Waco TX. 76712 > 254-751-9111 > www.holteksolar.com > > > > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: RE-wrenches@lists.re-wrenches.org > > Options & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out participant bios: > www.members.re-wrenches.org > > >
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