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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";
color:#0C02CE'>David,<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";
color:#0C02CE'>Thank you for your response. Yes I agree that Reference Guide lists
answers of 3.08% on page 191 and 3.1 % on 201. However when you plug in the
numerical values into page 191 equation, result is actually 2.99%. The two
equations are different and yield different results, but the Reference Guide
lists same answer.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";
color:#0C02CE'>Mark<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";
color:#0C02CE'><o:p> </o:p></span></p>

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<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"'> David S Eldridge
[mailto:DSE@grummanbutkus.com] <br>
<b>Sent:</b> Wednesday, April 07, 2010 7:18 PM<br>
<b>To:</b> Zoeteman, Mark R.<br>
<b>Subject:</b> RE: LEED NC v2.2 EAc2<o:p></o:p></span></p>

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<p class=MsoNormal><o:p> </o:p></p>

<p class=MsoNormal><span style='color:black'>I think your reference guide
edition may be out of date, mine has 3.08% (rounded to 3.1% in EAC2) in both
locations using your second example as the basis.<o:p></o:p></span></p>

<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>

<p class=MsoNormal><span style='color:black'>The example in your reference
guide must have incorrectly used $88,308 as the total energy cost instead of
$85,669.  This seems to be corrected now.<o:p></o:p></span></p>

<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>

<p class=MsoNormal><span style='color:black'>David<o:p></o:p></span></p>

<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>

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<p class=MsoNormal><u><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:black'>                                                                                               
<o:p></o:p></span></u></p>

<p class=MsoNormal><span style='font-size:8.0pt;font-family:"Calibri","sans-serif";
color:black'><o:p> </o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>David S. Eldridge, Jr., P.E., LEED AP BD+C, BEMP, HBDP<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>http://www.grummanbutkus.com<o:p></o:p></span></p>

<p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#244061'>Grumman/Butkus Associates</span></b><span style='font-size:9.0pt;
font-family:"Calibri","sans-serif";color:gray'><o:p></o:p></span></p>

<p class=MsoNormal><u><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:black'>                                                                                               
<o:p></o:p></span></u></p>

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<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>

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<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"'>
bldg-rate-bounces@lists.onebuilding.org
[mailto:bldg-rate-bounces@lists.onebuilding.org] <b>On Behalf Of </b>Zoeteman,
Mark R.<br>
<b>Sent:</b> Wednesday, April 07, 2010 3:14 PM<br>
<b>To:</b> bldg-rate@lists.onebuilding.org<br>
<b>Subject:</b> [Bldg-rate] LEED NC v2.2 EAc2<o:p></o:p></span></p>

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<p class=MsoNormal><o:p> </o:p></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Question
about EAc2 On-Site Renewable Energy:<o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>The
v2.2 Reference Guide indicates:<o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>

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<p class=MsoNormal><u><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>In
EAc1 example on page 191</span></u><span style='font-size:10.0pt;font-family:
"Verdana","sans-serif"'><o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Percent
Renewable = Site-Generated Renewable/(Proposed Building Performance +
Site-Generated Renewable)<o:p></o:p></span></p>

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<div>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>3.0%
= $2,639/$88,308<o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>

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<p class=MsoNormal><u><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>In
EAc2 text in top right section of page 201</span></u><span style='font-size:
10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Percent
Renewable = Site-Generated Renewable/Proposed Building Performance<o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>3.1%
= $2,639/$85,669<o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>The
value indicated in both places is 3.08 or 3.1%. However, when you plug in
values for EAc1 example, result is 3.0%, which agrees with the example entered
into a EAc2 Template.<o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Has
anyone investigated this discrepancy with USGBC or GBCI?<o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Mark
Zoeteman, FTC&H<o:p></o:p></span></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>

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