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<br /> ,, :� =' ,� � EXTERIOR ENSZEI�OPE AVERAGE "U" COMPUTAT �'�"
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<br /> . OWNER � �J�l.�1C�T
<br /> �.Y,�-�
<br /> ;,.��_.,
<br /> SITE ADbR�FS�S � 2S�3 KL�-L-\I 14�1 t
<br /> � , .��^. .:. ., .
<br /> CONTRACTOR'_ (�,u�tq TR O�1 C 5 Caa,c�CST . DATE -Z -y PHONE
<br /> ��` '� � y � Determine working square footage of each.
<br /> ;= _
<br /> 4
<br /> ��ti�F '.i`. � ',e,�.�•�..'�.'.,
<br /> 1. Total ex�osed wall area. . . . . � 3 I 0 sq, f t. x ,. �r = ( �'
<br /> 2. Total roof/ceiling area. . . . . ¢.p(�g sq. ft. x .�ya = c
<br /> ,-�_: .
<br /> _=��.`'Total` exposed wal l area above f loor = ((�,,�
<br /> ;:_
<br /> � a. Total wall window area. . . . . . . . . . . . . . . . . . . . . . . . . . y¢�-
<br /> b. Total door area. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ��
<br /> c. Total sliding glass door area. . . . . . . . . . . . . . . . ��, �
<br /> d. Total wa�l framing area (average� 10�) . . . . . . . '�'j ¢
<br /> � . . . .
<br /> e. Total ne wall area above floor. . . . . . . . . . . . . . . . . . ��,�� �n
<br />- f;;�:Total rim joist area.. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-yc,
<br /> • µ Total exposed foundation area = / � �
<br /> g. .Total foundation window area. . . . . . . . . . . . . . . . . . . -
<br /> h. Total net foundation area above grade. . . . . . . . . . . . l 7s-
<br /> , � Determine "U" value of each wall segment.
<br /> x.-
<br /> a= �-. �� � „v�� , 3� = 3�-c�
<br /> .
<br /> ;.b. �--, . � X ��U�� _
<br /> • .2 � /6
<br /> c. /67 x ��U�� , 3 � = 60
<br /> d � X ��U��_ = 4�
<br /> • .c��o
<br /> e. 3 o X ��U�� , v43 =
<br /> / 7 �
<br /> f �o� X ��U�� � _
<br /> • c�4 - 20
<br /> � g� X ��U�� _ _ _
<br /> ..��; h. � 7S X ��U�� t 4 0 =
<br /> . . - • 2 5"
<br /> 3. : .. . . . .�. . . . . . . . . . . . . . . . . . .Tota1 = C�3
<br /> If item �3 is the same as , or less than item #1, you have met the
<br /> intent of SBC 6006 (c) 2.
<br /> Total exposed roof/ceiling area = 40�,�'
<br /> i. Total roof/ceiling framing area (average 10$) . . . ¢�7
<br /> j . Total new insulated roof/ceiling area. . . . . . . . . . . -��, �, �
<br /> Determine "U" value for each roof/ceiling segFnent. �
<br /> ��i. ¢� X ►�U�� .v 2 � - //
<br /> � ��(e• 1 X�uUn , b�/ = 7
<br /> ._
<br /> 4. . . . . . . . . . . . . . . . . . . . . . . . . . .Total = ��
<br /> If total of �4 is the same as , or less than #2 , you have met the
<br /> intent of SBC 6006 (c) 1.
<br /> Alternate Building Envelope Design
<br /> To utilize the total envelope system method, the values established
<br /> by the sum of items #3 and #4 shall not be greater than the sum
<br /> of items #1 and �2. _
<br /> _ � ` 1._ C�. '�'/�- + 2. �n �Q = � U
<br /> � �, 3. � �f 3 + 4. �,�
<br /> � _ �,P / 'mee-�� 7�s��-,-r--
<br /> ��
<br /> " 'Yl'�cti�rc,��.--
<br /> . C'c.ti�C S^'t-��vILGC' {�l
<br /> �=' x'� . rt �
<br /> �,�;� � ��r�
<br /> c�- .
<br /> -- , . �'• s �x� � • , �' a�;z�::
<br /> �-=-- _ __.:.,� ._ ^ --=-����� _- ._ �_ �
<br /> .. ..�.,._,�,,,� ... . - �.� ---- -- -_ .�.. .� -
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