Thanks Dana, Normally I do a piered system for these, but I've got a project with a ground source heat pump loop at unknown depth under the array field. I'm trying to avoid a puncture.
Thanks! On Wed, Dec 29, 2021 at 8:58 AM Dana Orzel <d...@solarwork.com> wrote: > I have used Snapn’Rack’s system with grade beams. It uses a sched 40 - 1½” > iron/galv pipe to achieve 90 MPH 3 sec micro burst rating for uplift. > Please verify if this is still available from SnR. I am pretty sure that > we needed 18# of concrete/sqft of PV module. I would have your structural > engineer verify this or whatever your local code calls for. > > It’s a good system as long as you do not have frost heaving of the ground. > I am not sure that I would do this in snow country unless your engineer > could guaranty that there is a way to eliminate the frost heave. > > > > And if you are going to have to do that much ground prep why not use a > pier or footing system? > > > > > > > > > > Dana Orzel Great Solar Works, Inc. > > *C - 208.721.7003 d...@solarwork.com > <d...@solarwork.com>* > > Idaho Contractor - # 028765 Idaho PV # 028374 > > NABCEP # 051112-136 www.greatsolarworks.com > > *"Responsible Technologies for Responsible People since 1988" * > > *P* Please consider the environment before printing this email. > > > > > > *From:* RE-wrenches <re-wrenches-boun...@lists.re-wrenches.org> *On > Behalf Of *Mac Lewis > *Sent:* Tuesday, December 28, 2021 4:31 PM > *To:* RE-wrenches <re-wrenches@lists.re-wrenches.org> > *Subject:* [RE-wrenches] ballasted ground mounts residential scale > > > > Hello Wrenches, > > > > Can anyone recommend a ballasted ground mount solution that is offered on > a residential scale? Below 10kW typically. > > > > Thanks in advance! > > > > -- > > > > > > > > Mac Lewis > > "Yo solo sé que no sé nada." *-Sócrates* > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > 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 > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > > -- Mac Lewis *"Yo solo sé que no sé nada." -Sócrates*
_______________________________________________ List sponsored by Redwood Alliance Pay optional member dues here: http://re-wrenches.org 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 There are two list archives for searching. When one doesn't work, try the other: https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: http://www.re-wrenches.org/etiquette.htm Check out or update participant bios: http://www.members.re-wrenches.org
