Plan Review Notes
Plan Review Notes For Permit 15061278
Permit Number 15061278
Review Stop FIRE
Sequence Number 2
Notes
Date Text
2015-08-12 12:51:18777 SOUTH FLAGLER DRIVE - 11TH/12TH FLOOR
 PERMIT #15061278
 REFER TO THE FOLLOWING PERMITS TO FULLY UNDERSTAND THE
 DESIGN:
 PERMIT #15061278 (11TH - 12TH FLOORS)
 PERMIT #15071149 (12TH, 14TH, 15TH FLOORS; NOTE NO 13TH
 FLOOR)
 MASTER #14060196
  
 REVIEW COMMENTS - FIRE DEPARTMENT
  
  
 THE CIRCULAR MONUMENTAL STAIR HAS BEEN REDESIGNED TO
 SERVE THREE FLOORS (11TH, 12TH & 14TH FLOOR - NO 13TH
 FLOOR); THEREFORE, THE OPEN STAIR DESIGN WILL NEED TO
 COMPLY WITH NFPA 101 SECTION 8.6 "VERTICAL OPENINGS" AS
 AN "ATRIUM" (SECTION 8.6.7). NOTE: THE OPEN STAIR WAS
 PREVIOUSLY DESIGNED AND PERMITTED AS A 2-STORY
 "CONVENIENCE OPENING."
  
 SECTION 8.6.7
 (1) THE ATRIUM IS SEPARATED FROM THE ADJACENT SPACES BY
 FIRE BARRIERS WITH NOT LESS THAN A 1-HOUR FIRE
 RESISTANCE RATING, WITH OPENING PROTECTIVES FOR
 CORRIDOR WALLS, UNLESS ONE OF THE FOLLOWING IS MET:
 (A) THE REQUIREMENT OF 8.6.7(1) SHALL NOT APPLY TO
 EXISTING, PREVIOUSLY APPROVED ATRIUMS.
 (B) ANY NUMBER OF LEVELS OF THE BUILDING SHALL BE
 PERMITTED TO OPEN DIRECTLY TO THE ATRIUM WITHOUT
 ENCLOSURE, BASED ON THE RESULTS OF THE ENGINEERING
 ANALYSIS REQUIRED IN 8.6.7(5).
 (C) GLASS WALLS AND INOPERABLE WINDOWS SHALL BE
 PERMITTED IN LIEU OF THE FIRE BARRIERS WHERE ALL THE
 FOLLOWING ARE MET:
 I. AUTOMATIC SPRINKLERS ARE SPACED ALONG BOTH SIDES OF
 THE GLASS WALL AND THE INOPERABLE WINDOWS AT INTERVALS
 NOT TO EXCEED 6 FT (1830 MM).
 II. THE AUTOMATIC SPRINKLERS SPECIFIED IN
 8.6.7(1)(C)(I) ARE LOCATED AT A DISTANCE FROM THE GLASS
 WALL NOT TO EXCEED 12 IN. (305 MM) AND ARRANGED SO THAT
 THE ENTIRE SURFACE OF THE GLASS IS WET UPON OPERATION
 OF THE SPRINKLERS.
 III. THE GLASS WALL IS OF TEMPERED, WIRED, OR LAMINATED
 GLASS HELD IN PLACE BY A GASKET SYSTEM THAT ALLOWS THE
 GLASS FRAMING SYSTEM TO DEFLECT WITHOUT BREAKING
 (LOADING) THE GLASS BEFORE THE SPRINKLERS OPERATE.
 IV. THE AUTOMATIC SPRINKLERS REQUIRED BY 8.6.7(1)(C)(I)
 ARE NOT REQUIRED ON THE ATRIUM SIDE OF THE GLASS WALL
 AND THE INOPERABLE WINDOW WHERE THERE IS NO WALKWAY OR
 OTHER FLOOR AREA ON THE ATRIUM SIDE ABOVE THE MAIN
 FLOOR LEVEL.
 V. DOORS IN THE GLASS WALLS ARE OF GLASS OR OTHER
 MATERIAL THAT RESISTS THE PASSAGE OF SMOKE.
 VI. DOORS IN THE GLASS WALLS ARE SELF-CLOSING OR
 AUTOMATIC-CLOSING UPON DETECTION OF SMOKE.
 VII. THE GLASS IS CONTINUOUS VERTICALLY, WITHOUT
 HORIZONTAL MULLIONS, WINDOW TREATMENTS, OR OTHER
 OBSTRUCTIONS THAT WOULD INTERFERE WITH THE WETTING OF
 THE ENTIRE GLASS SURFACE.
 (2) ACCESS TO EXITS IS PERMITTED TO BE WITHIN THE
 ATRIUM, AND EXIT DISCHARGE IN ACCORDANCE WITH 7.7.2 IS
 PERMITTED TO BE WITHIN THE ATRIUM.
 (3) THE OCCUPANCY WITHIN THE ATRIUM MEETS THE
 SPECIFICATIONS FOR CLASSIFICATION AS LOW OR ORDINARY
 HAZARD CONTENTS. (SEE 6.2.2.)
 (4) THE ENTIRE BUILDING IS PROTECTED THROUGHOUT BY AN
 APPROVED, SUPERVISED AUTOMATIC SPRINKLER SYSTEM IN
 ACCORDANCE WITH SECTION 9.7.
 (5) AN ENGINEERING ANALYSIS IS PERFORMED THAT
 DEMONSTRATES THAT THE BUILDING IS DESIGNED TO KEEP THE
 SMOKE LAYER INTERFACE ABOVE THE HIGHEST UNPROTECTED
 OPENING TO ADJOINING SPACES, OR 6 FT (1830 MM) ABOVE
 THE HIGHEST FLOOR LEVEL OF EXIT ACCESS OPEN TO THE
 ATRIUM, FOR A PERIOD EQUAL TO 1.5 TIMES THE CALCULATED
 EGRESS TIME OR 20 MINUTES, WHICHEVER IS GREATER.
 (6) WHERE AN ENGINEERED SMOKE CONTROL SYSTEM IS
 INSTALLED TO MEET THE REQUIREMENTS OF 8.6.7(5), THE
 SYSTEM IS INDEPENDENTLY ACTIVATED BY EACH OF THE
 FOLLOWING:
 (A) REQUIRED AUTOMATIC SPRINKLER SYSTEM
 (B) MANUAL CONTROLS
  
 WESLEY JOLIN
 ASSISTANT FIRE MARSHAL
 WEST PALM BEACH FIRE RESCUE
 [email protected]
 (561) 805-6730
  
  
  
  
  
  


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