ORD 2021-061 2020-2022 - Laserfiche WebLink

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3. Use of sunroom and patio covers, as defined in Section R202, shall be permitted for natural ventilation if in excess of[48] 65 percent of the exterior sunroom walls are open, or are enclosed only by insect screening." (24) Subsection R303.3, "Bathrooms," of the International Residential Code is amended to read as follows: "R303.3 Bathrooms. Bathrooms, water closet compartments, laundry rooms, and other similar rooms shall be provided with [aggregate glazing arca in windows of not less than 3 square feet(0.3 m2), one half of which must be openable] natural ventilation by means of openable exterior openings with an area not less than one twentieth of the floor area of such rooms with a minimum of 1 1/2 square feet." Exception: The glazed areas shall not be required where artificial light and a local exhaust system are provided. The minimum local exhaust rates shall be determined in accordance with Section M1505. Exhaust air from the space shall be exhausted directly to the outdoors." (25) Subsection R309.3, "Flood hazard areas," of the International Residential Code is amended to read as follows: "R309.3 Flood hazard areas. [For buildings located in flood hazard areae ac - - - - - - - - - , -! y -- - - - -- . . 1. Elevated to or above the design flood elevation as determined in accordance with Section R322. _. . . - . - 0.. - . . . . . - y 0. - - . . . .. . • . . • - - . - -• . - - . constructed in accordance with this code.] Buildings located within areas of special flood hazards pursuant to Chapter 27, Hawai`i County Code, shall be designed and constructed in accordance with Chapter 27, Hawai`i County Code." (26) Subsection R310.2.1, "Minimum opening area," of the International Residential Code is amended to read as follows: "R310.2.1 Minimum opening area. Emergency and escape rescue openings shall have a net clear opening of not less 5.7 square feet (0.530 m2). The net clear opening dimensions required by this section shall be obtained by the normal operation of the emergency escape and rescue opening from the inside. The net clear height of the opening shall be not less than 24 inches (610 mm) and the net clear width shall be not less than 20 inches (508 mm). [Exception] Exceptions: L Grade floor openings or below-grade openings shall have a net clear opening area of not less than 5 square feet (0.465 m2). 2. Glass jalousie bladed windows may be used for emergency escape or rescue." 23