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[F] 910.2.3 Group H. Buildings and portions thereof used as a Group H occupancy as follows: <br />1. In occupancies classified as Group H -2 or H -3, any of which are more than 15,000 square feet <br />(1394 m) in single floor area. <br />Exception: Buildings of noncombustible construction containing only noncombustible materials <br />2. In areas of buildings in Group H used for storing Class 2 3 and 4 liquid and solid oxidizers Class <br />1 and unclassified detonable organic peroxides. Class 3 and 4 unstable (reactive) materials or <br />Class 2 or 3 water - reactive materials as required for a high- hazard commodity classification <br />Exception: Buildings of noncombustible construction containing only noncombustible materials <br />Section 910.3, Smoke and heat vents, shall be amended to add section 910.3.4, Vent operation, to <br />read as follows: <br />[F] 910.3.4 Vent operation. Smoke and heat vents shall be capable of being operated by approved <br />automatic and manual means. Automatic operation of smoke and heat vents shall conform to the <br />provisions of Sections 910.3.2.1 through 910.3.2.3. <br />[F] 910.3.4.1 Sprinklered buildings Where installed in buildings equipped with an approved <br />automatic sprinkler system, smoke and heat vents shall be designed to operate automatically. <br />The automatic operating mechanism of the smoke and heat vents shall operate at a temperature <br />rating at least 100 degrees F (approximately 38 degrees Celsius) greater than the temperature <br />rating of the sprinklers installed. <br />Exception: Manual only system per 910.2 <br />[F] 910.3.4.2 Nonsprinklered buildings. Where installed in buildings not equipped with an <br />approved automatic sprinkler system, smoke and heat vents shall operate automatically by <br />actuation of a heat - responsive device rated at between 100 °F (56 °C) and 220 °F (122 °C) above <br />ambient. <br />Exception: Listed gravity - operated drop out vents. <br />Section 910.4.3.1, Makeup air, shall be amended to read as follows: <br />[F] 910.4.3.1 Makeup air. Makeup air openings shall be provided within 6 feet (1829 mm) of the floor <br />level. Operation of makeup air openings shall be manual ef automatic. The minimum gross area of <br />makeup air inlets shall be 8 square feet per 1,000 cubic feet per minute (0.74 m2 per 0.4719 m3 /s) of <br />smoke exhaust. <br />Section 910.4.4, Activation, shall be amended to read as follows: <br />[F] 910.4.4 Activation. The mechanical smoke removal system shall be activated by Manual G9n#016 <br />epAy automatically by the automatic sprinkler system or by an approved fire detection system Individual <br />manual controls shall also be provided. <br />Exception: Manual only systems per Section 910.2. <br />Section 912.2, Location, shall be amended by adding Section 912.2.3, Hydrant distance, to read as <br />follows: <br />[F] 912.2.3 Hydrant distance. An approved fire hydrant shall be located within 100 feet of the fire <br />department connection as the fire hose lays along an unobstructed path <br />Section 913.2.1, Protection of fire pump rooms, shall be amended to add, after the first paragraph <br />and Exceptions, a second paragraph and Exception to read as follows: <br />Section 913.2.1 Protection of fire pump rooms. .. . <br />11 2015 IBC Amendments <br />