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Building •• Requirements•• i of i <br />• 2018 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by ©2021 NEEA, All rights reserved The following information is necessary to check a building permit application for compliance with the building envelope requirements in the Washington State <br />Energy Code, Commercial Provisions. <br />For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com <br />C503.1 Roof alteration - <br />0503.3.1 insulation <br />('503.1 <br />C503.3.2 <br />NA C503.3.3 <br />NA C 103.2 <br />C 103.6.3 <br />C503.2 <br />C505.1 <br />NA C103.2 <br />C 103.6.3 <br />C503.2C <br />505.1 <br />For a roof alteration where existing ceiling <br />cavities are exposed, indicate cavities are <br />insulated to full depth at minimum nominal <br />value of R-3.0 per inch <br />For a r of covering replacement where <br />insulation is installed entirely above the roof <br />deck, indicate insulation complies with <br />requirements for new construction per Tables <br />C402.1.1 or t 402.1. 4 <br />Wall and floor I (i a "ali ui l ivu1 allci aUuu ll luui uN ci <br />alteration - insulation , outdoor or unconditioned space) where <br />existing envelope cavities are exposed, <br />indicate cavities are insulated to full depth at <br />minimum nominal value of R-3.0 per inch <br />Addition of vertical <br />Where the addition of new vertical <br />fenestration <br />fenestration results in a window -to -wall ratio <br />(WWR) exceeding the prescriptive maximum <br />allowed per C402.4. I, demonstrate method of <br />compliance (prescriptive vertical fenestration <br />alternate, component performance with target <br />area adjustment for the alteration area and <br />existing -to -remain areas combine(, or total <br />building performance per C407); demonstrate <br />for each space conditioning category <br />separately <br />Addition of ski lights <br />Where the addition of new skylights results in <br />a skylight -to -roof ratio (SRR) exceeding the <br />prescriptive maximum allowed per C402.4.1, <br />demonstrate method of compliance <br />(component performance compliance with <br />target area adjustment for the alteration area <br />and existing -to -remain areas combined, or <br />total building performance per C407), <br />demonstrate for each space conditioning <br />category separately <br />Change in space <br />Indicate envelope alteration thermal <br />conditioning or <br />performance compliance path (prescriptive or <br />occupancy <br />component performance with 1 10% <br />compliance <br />allowance); provide WSEC envelope <br />documentation <br />compliance reports <br />Change in space <br />If complying via total building performance <br />conditioning or <br />with 110% allowance, provide a list of all <br />occupancy <br />proposed envelope component types, areas <br />compliance <br />and U-values <br />documentation <br />PROJECT CLOSE OUT DOCUMENTATION <br />YES C103.6.3 Project close out <br />documentation <br />requirements <br />Indicate in plans that project close out <br />documentation is required including <br />applicable calculations, WSEC envelope <br />compliance reports, and fenestration NFRC <br />rating certificates <br />AO- I <br />Page 818 <br />