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• <br /> • • <br /> Yu &TROCHALAKIS, PLLC <br /> Structural Engineers <br /> July 31,2023 <br /> Todd Pullman <br /> Everett Housing Authority <br /> RE: Douglas Grove Apartments <br /> 9803 3rd Avenue SE <br /> Everett,WA <br /> Dear Todd, <br /> Per your request,this letter addressed the reconstruction of one unit within a four-unit building that was <br /> damaged due to fire. The 2018 Washington State Existing Building Code is being used to establish the <br /> requirements for reconstruction. Section 405.2.1 states that repairs less than Substantial Structural Damage <br /> the damaged elements shall be permitted to be restored to their predamaged condition. The relevant section <br /> is included below: <br /> Section 405 Structural <br /> MI 405.1 General <br /> Structural re:eirs shall be in compliance with this section and raic 401 Z. <br /> [BSI 405.2 Repairs to Damaged Buildings <br /> r epa,rs to damaged buildings shalt comply with this section, <br /> [BSI 405.2.1 Repairs for Less Than Substantial Structural Damage <br /> Unless otherwise required by this section,for damage less than subnrantiof s ucturoi <br /> damage,the damaged elements shall be permitted to be restored to their predamage <br /> condition. <br /> [BS)405.2.1.1 Snow Damage <br /> Structural components whose damage was caused by or related to snow load <br /> effects shall be repaired,replaced or altered to satisfy the requirements of <br /> Section 1608 of the tmCrasst anc Bwidin;;Coca <br /> [BS)405.2.2 Disproportionate Earthquake Damage <br /> A building assigned to Seismic Design Category D,E or F that has sustained <br /> drsp�aPar,Cn�te rartirquake.damage shad be subject to the requirements for buildings <br /> with substarVe.`rrucrvr-si dnmsgr to vertical elements of the lateral force-resisting <br /> system. <br /> [BS)405.2.3 Substantial Structural Damage to Vertical Elements of <br /> the Lateral Force-Resisting System <br /> A building that has sustained substcndew sttuctura-da^:uge to the vertical elements of <br /> its lateral force-resisting system shall be evaluated in accordance with Y-.t: <br /> 4352 -'.,and either repaired in accordance with Section-035 2 3.2 or repaired and <br /> retrofitted in accordance with Sect a❑403 2 3.3,depending on the results of the <br /> evaluation. <br /> 13555 SE 36th Street,#310 INNOVATIVE DESIGN Phone 425-451-9049 <br /> Bellevue,WA 98006 Fax 425-451-8532 <br />