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NORPAC Engineering, Inc. <br />932A INDUSTRY DRIVE SEATTLE, VM 96108 <br />(208)5764196 FAX (208) 575-1907 <br />Spacesaver Storage Systems for: <br />Snohomish County Corrections <br />1918 Well Street <br />NORPAC Job 2860 <br />November 23,1992 <br />n Check No: B 38899 <br />licat.Date: 12//0W4 9L2 ST - 1ST <br />--Job Addrs: 1918 <br />Owner: SNOH014ISH COUNTY <br />Tenants JAIL <br />Proposed Use: JAIL <br />SEPA <br />FL <br />Diego. of Work: <br />INSTALL HIGH DENSITY STORAGE SYSTEM <br />Everett, WA 98201 <br />High Density Mobile Shelving -lob 92262 OFFICE SET -JOB SET p-\�( <br />Anti -Tip Seismic Restraint System Calculations APpRVD FOR PERMIT: DATE IZ /�/ :2 BY <br />5r3o*• co. P.o.-&-qa LPL\A <br />Requirements: <br />Perform enpmnng calculations on anu-tip seismic restraint for mobile shelving <br />installation per specification requirements. System is SpaeeSever S/1-Max. Refer <br />\\d �"° <br />Spacesavcr drawing SCCJD4. tit: iot <br />tb\s bo te�\90"a 1Ni� <br />isos {0t wboo beeo \ .pmtst\cA 1331s1• <br />Applicable Specifications: eta wt <br />t0 <br />Uniform Building Code -1991 Edition Is'a e Vittb the 1 vibttc w ew ap <br />1s \s e l \tb at; s Qh <br />apt. <br />so\< meet <br />coo <br />p\ssb sot sbp° g. 1D09% \b\1ttI tod\ot <br />Loading Assumptions: �,Qp\tc the U• et tes9oo pp \%N'- mk s <br />5581# system weight for four units lot <br />tits its of tbo bC. secom <br />6202 media weight fiilly loaded test <br />Provision in system design for additional unit'tw1�\e\ <br />Calculation results (copies of calculations sheets 1-9 follow): <br />1. Anti tip tube to be 4"x2"0/16" wall tube made of 6063-T52 aluminum with a minimum <br />yield strength of 16 ksi and a minimum ultimate strength of 22 ksi. Size and properties <br />are a minimum with larger tube or wall thickness or material of greater strength <br />acceptable. <br />2. Anti -up tube to be anchored to wall with A minimum of (2) 1/4" diameter expansion <br />anchors on each end installed per manufacturers requirements <br />Bruce Erikson, P. E. <br />NORPAC Engineering <br />