As explained in my last article co is a flammable gas that is poisonous toxic colorless odorless tasteless and slightly lighter than air at room temperature.
Gas meter room fire rating.
Natural gas meter room design requirements 1.
Fire rated walls must have a minimum 2 hour fire rating or as specified in the california building code for group h division 1 occupancies.
Gas meter room doors that open outwards directly on to the footpath shall feature 180 hinges.
Nfpa 20 ventilating and protecting fire rated pump rooms published on june 2 2015 june 2 2015 18 likes 6 comments.
All internal doors shall be close fitting and fitted with.
4 no combustible storage is permitted.
Nyc fuel gas code 2014 e meters and gas service piping e 4 gas meter room ventilation appendix e meters and gas service piping such piping is greater than 4 inches 102 mm in diameter the meter piping shall be installed in a properly ventilated meter room of 3 hour fire rated.
2 only dry type electrical equipment is used.
3 10 in any multiple dwelling where there is an existing gas meter located in any boiler room or other room or space containing a heating boiler one additional gas meter may be installed in such room or space provided such additional gas meter is installed adjacent to the existing gas meter.
2 hour fire rated door to provide structural stability.
Co is flammable at 12 5 percent.
1 the room is dedicated to electrical equipment only.