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� �. <br /> SIERRA <br /> CONSTRUCTION COMPANV, INC. <br /> General Contractors <br /> -�,��� <br /> August2 2002 `'�,� <br /> ��� ti�0� ��' <br /> Steve Miller �'� \��� y�,es, <br /> Associate Engineer �t P �LO��` � <br /> City of Everett � 0��5 <br /> Everett, WA 982C 1 �`�QO�� � <br /> RE: Plan Check No. B0207-029 � <br /> Dear Mr. Miller: � <br /> This letter��dresses ccmments from your letter dated July 25, 2002. � <br /> 1. MHour exterior walls: Tenant has removed the weiding function from this facilit;+. � <br /> See sheet IA 1.1 for revised occupancy designation. Occupancy Classification is S-3, <br /> requiring 2-hour exterior bearing walls. East wall is 7"tilt-up concrete equaling 4-hour <br /> construction. South wall is 5%:"tilt-up concrete equaling 2-hour construction. No <br /> modification to exterior bearing walls is required. <br /> 2. Exterior Exit @ East Wall: UBC Appendix 34 would allow the existing stair to remain � <br /> as constructed. Existing stairway serves second floor B occupancy. � <br /> � <br /> 3. Mechanical Ventilation: Mechanical ventilation will be addressed under separate <br /> permit by HVAC contractor. Tenant has removed welding tunction from this facility. H- <br /> 4 ventilation requirements no longer apply. <br /> 4. 1•Hour details: Details 12 and 13 added on sheet IA 9.1. <br /> 5. Door 136: See revised door schedule on sheet IA 7.1. <br /> 6. Existing Overhead Door: See sheet IA 3.1, requiring field verification. Contractor <br /> to verifv R&S Manufacturing, lnc. model#PS-9-92 is t-hour rated. <br /> ` <br /> � <br /> /y <br /> 19900 144th Avenue NE � Woodinville,WA 98072 � Phone(025)487-5200 � Fax(42i)487-5290 � <br />