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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Is anyone aware of this CIR being upheld?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='text-autospace:none'><b><span style='font-size:7.5pt;font-family:"Arial\,Bold";color:#333333'>12/10/2008 - Credit Interpretation Request<o:p></o:p></span></b></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:7.5pt;font-family:"Arial","sans-serif";color:#333333'>The team is requesting that you please verify the meaning of the sentence in ASHRAE 90.1, Table G3.1 regarding baseline<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:7.5pt;font-family:"Arial","sans-serif";color:#333333'>envelope requirements for existing buildings.."For existing building envelopes, the baseline building design shall reflect existing<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:7.5pt;font-family:"Arial","sans-serif";color:#333333'>conditions prior to any revisions that are part of the scope of work being evaluated". Please confirm if this means that the walls, roof,<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:7.5pt;font-family:"Arial","sans-serif";color:#333333'>windows, etc for the baseline is to be modeled to match the existing conditions NOT according to the values in Table 5.5-1 thru 5.5-<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:7.5pt;font-family:"Arial","sans-serif";color:#333333'>8.<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><b><span style='font-size:7.5pt;font-family:"Arial\,Bold";color:#333333'>2/20/2009 - Ruling<o:p></o:p></span></b></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:7.5pt;font-family:"Arial","sans-serif";color:#333333'>If an existing envelope component is untouched, the baseline is as that component exists. However, if an existing component is<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:7.5pt;font-family:"Arial","sans-serif";color:#333333'>modified, the baseline needs to meet the requirements for alterations in Section 5.1.3.</span><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>It indicates that when modifying the existing envelope, the baseline needs to meet the minimum requirements of Chapter 5.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Have users in the group received comments from the reviewers when trying to model modified envelopes at the existing performance values, because all language regarding this issue other than the CIR indicate that existing envelopes get to be modeled at existing performance conditions regardless of any alterations.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt;line-height:15.0pt'><span style='font-size:8.0pt;font-family:"Arial Black","sans-serif"'>Alan Jackson, LEED AP<br>HVAC Project Engineer / BIM Team Leader</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt;line-height:15.0pt'><span style='font-size:8.0pt;font-family:"Arial Black","sans-serif"'>KlingStubbins</span><span style='font-size:8.0pt;font-family:"Arial","sans-serif"'><br>2301 Chestnut Street<br>Philadelphia, Pennsylvania<br>19103</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p><p class=MsoNormal style='line-height:15.0pt'><span style='font-size:8.0pt;font-family:"Arial","sans-serif"'>P 215.569.2900, ext. 3380<br>F 215.569.5963<br>E <a href="mailto:jdoe@klingstubbins.com"><span style='color:blue'>ajackson@klingstubbins.com</span></a><br>W <a href="http://www.klingstubbins.com/"><span style='color:blue'>www.klingstubbins.com</span></a></span><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>