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Ms. Corrie Stark Plan Check Number: B2006-047, First Building Review July 30, 2020 grade walls, and slabs-on-grade. Alternatively, the thermal envelop may be designed per the Total UA method of WSEC Section R402.1.4; calculations substantiating the design should be included in the submittal documents. m. The building should be designed to comply with the additional energy efficiency requirements of WSEC Section R406. The architectural drawings should include a schedule listing the selected energy credits for the proposed project. n. Smoke and carbon monoxide alarms per IRC Sections R314.2.2(WAC) and R315.2.2(WAC). Smoke alarms should be interconnected per Section R314.5. Combination alarms are permitted per Sections R314.5 and R315.4. o. Provide a whole house ventilation system complying with See IRC Section M1507.3. The drawings should state compliance with one of the systems specified in Sections M1507.3.4 through M1507.3.7; the requirements for the selected system should be specified in the plans. See IRC Section R303.4 (WAC). Where an exhaust fan is required, the location and exhaust rate should be specified in the plans. p. The location and type of heating system per IRC Section R303.9 (WAC). Gas appliances are prohibited in the locations specified in Section G2406. Use of space heaters and wood stoves are not permitted as the primary heating system. Solid fuel devices (e.g., wood stoves) should comply with IRC Section R303.9.3 (WAC). q. The building should be provided with a system supply hot water per IRC Section R306.4. The location and type of system should be specified in the drawings. Seismic restraints should be specified for tank water heaters per IRC Section M1307.2. Structural 1. The construction drawings should specify the structural assemblies, framing, and connections for the proposed project. Structural work may be shown on the architectural drawings or in separate structural drawings; separate drawings are recommended where significant work is being performed. See IRC Section 106.1.1. The construction drawings should include but are not limited to: a. Framing plans, elevations, sections, details, material specifications, structural general notes, and other information as required to specify the proposed construction. The drawings should specify framing sizes, dimensions, spacings, heights, slopes, and orientation as required to clearly define the work. The design should provide a complete gravity load path consisting of roof and floor joists, walls, beams, headers, posts, and foundations. b. Foundation plans, sections, and details showing the building footings and below-grade walls. The foundation material(s) should be clearly specified. The plans should specify the type, size, length, width, thickness, and height of all parts of the foundation. The foundations should be founded a minimum of 18" below grade for frost protection per EMC Section 16.01.010(J). The depth of soil being retained by below-grade walls should be specified. c. Details for the connections between all framing. The size, weather-protection (e.g., galvanizing, etc.), and number of generic fasteners should be specified. The make and model of proprietary hardware, including the size and number of fasteners, should be provided. Minimum spacing, and end and edge distances for fasteners should be specified. d. Specification of preservative-treated or naturally durable framing when required. Preservative-treated wood should comply with AWPA U1; cuts and holes should be coated with a preservative treatment complying with AWPA 4. See IRC Section R317. Metal 3200 Cedar Street © 425.257.8810 O everetteps@everettwa.gov Everett, WA 98201 425.257.8857 fax everettwa.gov/permits Page 4 of 6