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WEST <br /> COAST <br /> S TRUCTURAL 1624 Grove St <br /> ENGINEERING,INC. Jkr Unit B (425)347-8998 <br /> Marysville,WA 98270 wcse.net <br /> STRUCTURAL CALCULATIONS <br /> 11/21/2013 <br /> M C,q� <br /> H � � <br /> 38799 <br /> `rIONAL B� <br /> Project Description: HVAC Upgrade <br /> 2715 Hewitt <br /> Everett, WA <br /> Project Number: W3975 <br /> Date: November 21, 2013 <br /> Design Criteria: <br /> Code: IBC 2012 <br /> Wind: 110 mph <br /> Exposure: B <br /> Iw : 1 <br /> Kzt : 1 <br /> Snow Load 25 psf <br /> Scope of work: <br /> Two new HVAC units will be added to an existing single story building. <br /> The new rooftop units will be supported halfway on a bearing wall and the other half on the short span <br /> of existing roof trusses. <br /> It is assumed that the existing trusses are sufficient to handle a 25 psf snow load originally. <br /> Project No:W3975 Sheet No: 1 11/21/2013 <br />