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// CODE SNIPPET

601.2 Sizing Requirements

Los Angeles Mechanical Code > 6 Duct Systems > 601.0 General > 601.2 Sizing Requirements
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Duct systems used with blower-type equipment that are portions of a heating, cooling, absorption, evaporative cooling, or outdoor-air ventilation system I shall be sized in accordance with an approved standard listed in Table 1701.1, or by other approved methods.

Exception: [HCD 1 & HCD 2] Duct sizing calculations are not required for existing duct systems.

Related Code Sections


601.2 Duct Systems, Sizing Requirements
] Duct sizing calculations are not required for existing duct systems ...
Los Angeles Mechanical Code > 6 Duct Systems > 601.0 General > 601.2 Sizing Requirements
AW104.2 Areas Protected by the Facilities of the Central Valley Flood Protection Plan, Minimum Size Requirements
Evacuation locations shall provide a minimum gross floor area of 7 square feet (0.65 m 2 ) per occupant, based on the occupant load of the portions ...
Los Angeles Residential Code > W Areas Protected by the Facilities of the Central Valley Flood Protection Plan > AW104 Evacuation Locations > AW104.2 Minimum Size Requirements
K104.3 Group R-3 and Group R-3.1 Occupancies Protected by the Facilities of the Central Valley Flood Protection Plan, Minimum Size Requirements
Evacuation locations shall provide a minimum gross floor area of 7 square feet (0.65 m 2 ) per occupant, based on the occupant load of the portions ...
Los Angeles Building Code > K Group R-3 and Group R-3.1 Occupancies Protected by the Facilities of the Central Valley Flood Protection Plan > K104 Evacuation Locations > K104.3 Minimum Size Requirements
1005.3.1 Means of Egress, Stairways
individually shall be used in calculating the required capacity of the stairways serving that story. Exceptions: For other than Group H and I-2 ...
Los Angeles Fire Code > 10 Means of Egress > 1005 Means of Egress Sizing > 1005.3 Required Capacity Based on Occupant Load > 1005.3.1 Stairways
1005.3.1 Means of Egress, Stairways
individually shall be used in calculating the required capacity of the stairways serving that story. Exceptions: For other than Group H and I-2 ...
Los Angeles Building Code > 10 Means of Egress > 1005 Means of Egress Sizing > 1005.3 Required Capacity Based on Occupant Load > 1005.3.1 Stairways
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