Loading...
421.1 General.
Where required by the New York City Fire Code, hydrogen fuel gas rooms shall be designed and constructed in accordance with Sections 421.1 through 421.7 of this code.
421.1.1 Scope.
Hydrogen fuel gas rooms shall be separately ventilated, fully enclosed, and shall contain all equipment and piping for the immediate on-premises use of hydrogen in indoor fuel cells or other energy production process, and incidental indoor storage of gaseous hydrogen in accordance with the New York City Fire Code. A hydrogen fuel gas room shall not be used to house production or dispensing of hydrogen motor fuel.
421.1.2 Storage.
Hydrogen fuel gas rooms shall not be used for storage of gaseous hydrogen in quantities exceeding the maximum allowable quantity per control area set forth in Table 307.1(1). Where approved by the Fire Department, such hydrogen fuel gas rooms permitted to store greater quantities shall be classified as Occupancy Group H.
421.2 Location.
Hydrogen fuel gas rooms shall not be located below grade.
421.3 Design and construction.
Hydrogen fuel gas rooms not classified as Occupancy Group H shall be separated from other areas of the building in accordance with Section 509.1. Such separation shall have a fire-resistance rating of not less than 2 hours for all occupancy groups.
Loading...