NBS Special Publication, Issues 411-415U.S. Government Printing Office, 1974 |
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Page 60
... wall lining is far greater than that associated with combustible flooring . Indeed , in this case , given an ignition exposure of a room fire , the fire chose to spread along the upper wall carpeting , and no significant spread ...
... wall lining is far greater than that associated with combustible flooring . Indeed , in this case , given an ignition exposure of a room fire , the fire chose to spread along the upper wall carpeting , and no significant spread ...
Page 61
... walls . Some portion of stairs Entire corridors and stairway from 4th to 11th floors Carpet on walls Not significant ... wall car- peting . Carpet passed Pill Test * . Complete burn out of first floor . Carpet passed Pill Test * . Table ...
... walls . Some portion of stairs Entire corridors and stairway from 4th to 11th floors Carpet on walls Not significant ... wall car- peting . Carpet passed Pill Test * . Complete burn out of first floor . Carpet passed Pill Test * . Table ...
Page 64
... walls and ceiling but with a combustible flooring assembly . This simulates the least combustible class of assemblies in which corridor fire spreads . Corridors lined with com- bustible wall and ceiling materials as well as floor ...
... walls and ceiling but with a combustible flooring assembly . This simulates the least combustible class of assemblies in which corridor fire spreads . Corridors lined with com- bustible wall and ceiling materials as well as floor ...
Page 65
... Wall Lining Forced Air Air Flow Temp . ( ft / min ) Rel . Total Humidity Number Weight Moisture Content ( ° F ) ( * ) ( lb ) ( * ) Gypsum Board None 74 25 4 172 332 A - 1 pcs . U - 1 pcs . " 1 333 A - 1 U - 1 Gypsum Board " 1 " 1 " 1 ...
... Wall Lining Forced Air Air Flow Temp . ( ft / min ) Rel . Total Humidity Number Weight Moisture Content ( ° F ) ( * ) ( lb ) ( * ) Gypsum Board None 74 25 4 172 332 A - 1 pcs . U - 1 pcs . " 1 333 A - 1 U - 1 Gypsum Board " 1 " 1 " 1 ...
Page 67
... walls and ceiling . Inlet air flows over the corridor floor which is heated by radiative transfer from upper hot walls and ceiling and by hot smoke products . ( 3 ) Once the crib fire builds - up , ignition occurs on a 2 1/2 ft wide ...
... walls and ceiling . Inlet air flows over the corridor floor which is heated by radiative transfer from upper hot walls and ceiling and by hot smoke products . ( 3 ) Once the crib fire builds - up , ignition occurs on a 2 1/2 ft wide ...
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aerosol sprays analysis analyzer antiperspirant Applications atomic beam Building Bureau of Standards burn room calibration calorimeter Capability carbon monoxide carpet ceiling cellulose char length chemical Chemistry combustion concentration Contact corridor cotton crib density detector determine diameter distribution droplet effect electrical electron energy Engineering fabric facility fire department fire investigation Fire Research Fire Safety fire tests firefighters flame retardant flame spread flameover flammability flow frequency Gaithersburg gypsum board hazard heat ignition source inches instrument intensity involved isotopes laboratory laser light scattering Literature mass materials ment micrometer molecular National Bureau NBS Reactor neutron nylon operation optical optical density oxide oxygen particles percent phase Phone phosphorus polymer problems pyrolysis radiant flux radiation range sample Section smoke soffit specimen spectrometer spray structure studies surface Tech techniques Technology temperature test method thermal tion vertical wall