1011. EXPLOSION DOORS

1011 EXPLOSION DOORS 1011.1 Explosion doors. Each boiler burning fuel in suspended or gaseous form shall have one or more self-closing explosion doors located in the boiler setting and breeching as required. This section shall apply to new installations and to existing installations that are changed to burn fuel in suspended or gaseous form. 1011.2 Deflectors. Explosion doors, when located in the walls of the boiler setting within 7 feet (2134 mm) of the firing floor or of any platform or walkway, shall be provided with substantial deflectors to divert the blast of exploding gas so that it will not constitute a hazard. SOURCE: Final Rulemaking published at 67 DCR 6078 (May 29, 2020 – Part 2). The District of Columbia Mechanical Code (2017), referred to as the “Mechanical Code,” consists of the 2015 edition of the International Mechanical Code (International Mechanical Code), published by the International Code Council (ICC), as amended by the Mechanical Code Supplement of 2017 (12-E DCMR). The International Mechanical Code is copyrighted by the ICC and therefore is not republished here. However, a copy of the text may be obtained at: https://codes.iccsafe.org/public/document/toc/549. District of Columbia Municipal Regulations Mechanical Code Supplement of 2017 12-E DCMR § 1011