5301 33RD AVE W 2023-08-08 - Laserfiche WebLink

1 0 0 show the walls, doors, egress routes, windows including egress windows, smoke and CO alarms, and use of each room. See IRC Section R106.1.1. Architectural: 5. Smoke and CO alarms should be provided per IRC Sections R314 and R315. A heat detector is required in the garage per Section R314.2.3. The locations of all alarms should be shown on the plans. A note should be included requiring the alarms to be hardwired, interconnected, and provided with back-up battery power as required. Alarm clearances should comply with Section R314.3 Item 4 and Section R314.3.1. 6. The roof details should comply with the ventilation requirements of IRC Section R806 and WSEC Section R402.2.3. Include a calculation for the minimum required ventilation area in the drawings. The vents should be equally distributed between the roof eaves and ridge, and around the building perimeter. 7. The attic spaces should be provided with access openings per IRC Section R807. The new attic space over the enclosed second floor area at the existing deck may not be open to the remainder of the house attic space. 8. Insulation should be specified for all exterior walls, floors, slab -on -grade, and ceiling/roof cavities per WSEC Table 402.1.1. 9. The project includes exposing the exterior envelope cavities for the entire building. The building is required to be insulated per WSEC Section R503.1.1. Where required, insulation complying with current code should be provided per Table R402.1.1. Attics should be provided with ventilation baffles per Section R402.2.3. 10. The project includes replacement of the existing windows and exterior doors. The required thermal ratings for each type of vertical fenestration should be specified. See WSEC Table R402.1.1. 11. The project involves increasing the conditioned space at the upper floor. Energy credits are required per WSEC Section R406. The required number of credits should be normalized per Table R406.2. A schedule of the selected credits should be included in the drawings. The performance requirements for the selected credits should be specified. 12. The heating system needs to be extended to all new conditioned space. The house is required to have a heating system per IRC Section R303.9. The type and location of the system should be specified. If the system is new, it should be indicated as such in the drawings. Gas appliances are prohibited in the locations specified in Section G2406. Structural: 13. The proposed project includes structural work. Structural drawing should be submitted that include framing plans, sections, details, construction schedules, fastening schedules, materials requirements, general notes, special inspection requirements, etc. The drawings should substantiate compliance with the prescriptive requirements of the IRC. See IRC Sections R106.1.1 and R301.1. 14. The modified load paths should comply with the prescriptive limitations of the IRC. Alternatively, an engineered analysis and design may be performed per IRC Section R301.1.3; sealed and signed drawings 2 1 �