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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;color:#1F497D'>We’ve installed a number of AZ225s and big Zomeworks trackers to date. There are a number of companies that do foundation pier drilling but only a handful that have the capacity for a 36” pier. Even fewer will drill thru rock if it’s down there. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;color:#1F497D'>Water must be pumped out when it starts to collect and dealing with that pita is something to take up in advance with the cement contractor. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Cambria","serif";color:#1F497D'>Jim Duncan<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Cambria","serif";color:#1F497D'>North Texas Renewable Energy Inc<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Cambria","serif";color:#1F497D'><a href="http://www.ntrei.com/"><span style='color:blue'>www.ntrei.com</span></a> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Cambria","serif";color:#1F497D'>NABCEP PV 031310-57<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Cambria","serif";color:#1F497D'>TECL-27398<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Cambria","serif";color:#1F497D'><a href="mailto:ntrei@1scom.net"><span style='color:blue'>ntrei@1scom.net</span></a> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Cambria","serif";color:#1F497D'>817.917.0527<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> re-wrenches-bounces@lists.re-wrenches.org [mailto:re-wrenches-bounces@lists.re-wrenches.org] <b>On Behalf Of </b>Ryan Harkins<br><b>Sent:</b> Friday, October 26, 2012 2:36 PM<br><b>To:</b> RE-wrenches<br><b>Subject:</b> [RE-wrenches] Wattsun Tracker Foundations<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hey Wrenches,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I planning some AZ-225 tracker installs, and I would like to avoid full excavation for slab/pier type and opt for the drilled pier option. The pier is supposed to be 30-36" diameter and 9.5' deep. This would require a terex reedrill or similar rig. If you know of a firm with that equipment in Wisconsin please contact me off list.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Also, one site has a high water table, so any tips on pouring in that environment would be welcomed.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thanks<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span class=apple-style-span><b><span style='font-size:13.5pt;font-family:"Helvetica","sans-serif";color:black'>Ryan Harkins</span></b></span><b><span style='font-size:13.5pt;font-family:"Helvetica","sans-serif";color:black'><br><span class=apple-style-span>NABCEP Certified Solar PV Installer /</span><br><span class=apple-style-span>Project Manager</span></span></b><span style='font-size:13.5pt;font-family:"Helvetica","sans-serif";color:black'><br><span class=apple-style-span> </span><br><br><br></span><o:p></o:p></p></div></div></div></body></html>