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SEC. 94.2010.0.  NFPA 13.
   (Title and Section Amended by Ord. No. 186,488, Eff. 12/27/19.)
 
   Chapter 35 of the 2019 California Building Code to the extent it adopts and amends NFPA 13-2016 is adopted by reference and LAMC Subsection 94.2010.1 is added to read as follows:
 
94.2010.1.  Comply with the sprinkler provisions in Chapters 4 and 9 of the 2019 California Building Code as they pertain to sprinkler systems.
 
94.2010.2.  NFPA 13-2016 Section 3.3.26 is added to read as follows:
 
   3.3.26.  Water Curtain is a line of closely spaced fire sprinklers (or a single sprinkler) aligned adjacent to openings to keep fire from penetrating those openings.
 
94.2010.3.  NFPA 13-2016 Section 8.15.4.5 is added to read as follows:
 
   8.15.4.5.  Water curtains shall consist of closely spaced sprinklers in combination with draft stops.  The draft stops shall be located immediately adjacent to the opening shall be at least 18 inches (47.2 mm) deep and shall be of noncombustible or limited-combustible material.  Sprinklers shall be spaced not more than 6 feet (1929.8 mm) apart and placed 6 to 12 inches (152.4 mm to 304.8 mm) from the draft stop on the side away from the opening.  Where sprinklers are closer than 6 feet (1828.8 mm), cross baffles shall be provided in accordance with NFPA 13-2016 Section 8.6.3.4.2.
 
94.2010.4.  NFPA 13-2016 Section 8.2.4.5 is added to read as follows:
 
   Locations.  Floor control valves shall be within a stairway enclosure or within the vestibule or on the access balcony of a smoke proof enclosure.
 
   EXCEPTIONS:
 
   1.   In buildings with three or fewer stories or where there is no stairway that serves a floor, control valves may be located elsewhere on the floor level.
 
   2.   Unenclosed stairways in parking garages.
 
94.2010.5.  NFPA 13-2016 Section 11.3.3.5 is added to read as follows:
 
   11.3.3.5.  Water curtains shall be hydraulically calculated in accordance with NFPA 13-2016 Section 11.3.