Uniform Building Code, Volume 1International Conference of Building Officials, 1997 - Building laws |
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Page 1-93
... pressure levels in zones of a building , including elevator shafts and stairwells that are higher than the pressure level at the smoke source , such pressure levels being produced by positive pressures of a supply of uncontaminated air ...
... pressure levels in zones of a building , including elevator shafts and stairwells that are higher than the pressure level at the smoke source , such pressure levels being produced by positive pressures of a supply of uncontaminated air ...
Page 1-97
... pressure differences across smoke barriers . Maintenance of a tenable environment is not required in the smoke - control zone of fire origin . 905.3.2 Minimum pressure difference . The minimum pres- sure difference across a smoke ...
... pressure differences across smoke barriers . Maintenance of a tenable environment is not required in the smoke - control zone of fire origin . 905.3.2 Minimum pressure difference . The minimum pres- sure difference across a smoke ...
Page 1-117
... Pressure differences . The minimum pressure differences within the vestibule with the doors closed shall be 0.05 - inch water gage ( 12.44 Pa ) positive pressure relative to the fire floor and 0.05 - inch water gage ( 12.44 Pa ) ...
... Pressure differences . The minimum pressure differences within the vestibule with the doors closed shall be 0.05 - inch water gage ( 12.44 Pa ) positive pressure relative to the fire floor and 0.05 - inch water gage ( 12.44 Pa ) ...
Contents
UBC Standard 21 Noncombustible MaterialTests | 1-7 |
UBC Standard 72 Fire Tests of Door Assemblies | 1-68 |
UBC Standard 2111 | 1-94 |
Copyright | |
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accessible aggregate aisle applied approved area of refuge ASTM automatic sprinkler system B.W. gage braced wall lines building official building or structure ceiling cement combustible comply concrete conform corridor Division 3 Occupancies doors dwelling units elevator equipment exceed EXCEPTION exit-access exterior walls fire assembly Fire Code fire-resistive construction fire-resistive rating floor area grade Group H grout gypsum hazardous height inches inspection installed insulation joists kN/m² live load located masonry materials maximum means of egress minimum N/C less nails noncombustible occupancy separation occupant load one-hour fire-resistive openings panels percent perlite portion reinforcement requirements of Section roof rooms Select Structural sheathing slope smoke smoke detector space specified in Chapter specified in Section square feet stairways standpipes steel storage story studs surface Table tested thickness tion Type UBC Standard Uniform Building Code units vertical veneer ventilation vermiculite vertical in 12 wallboard water closet width wire wood