Rev: 7-9-19 (update NOE and sprinkler heads) FIRE DEPARTMENT ● CITY OF NEW YORK STUDY MATERIAL FOR THE EXAMINATION FOR THE CERTIFICATE OF FITNESS FOR SUPERVISION OF SPRINKLER SYSTEMS (CITYWIDE) S-12 SUPERVISION OF FOAM-WATER SPRINKLER SYSTEMS (CITYWIDE) S-15 This book is provided to the public for free by the FDNY. NEW APPLICANTS (STARTING 6-6-16): S-12 FOR FACILITY WITHOUT FOAM-WATER SPRINKLER SYSTEMS S-15 FOR FACILITY WITH FOAM-WATER SPRINKLER SYSTEMS ▼ S-12 SUPERVISION OF SPRINKLER SYSTEMS (CITYWIDE) 75 QUESTION EXAM; CHAPTER 1 TO CHAPTER 16 OF THIS STUDY MATERIAL S-15 SUPERVISION OF FOAM-WATER SPRINKLER SYSTEMS (CITYWIDE) 100 QUESTION EXAM; CHAPTER 1 TO CHAPTER 19 OF THIS STUDY MATERIAL (WHOLE BOOKLET) CONSISTS OF THE CITYWIDE SPRINKLER SYSTEM QUESTIONS AND FOAM-WATER SPRINKLER SYSTEM QUESTIONS. T-15 FOAM-WATER SPRINKLER SYSTEMS ONLY 25 QUESTION EXAM; CHAPTER 1 TO CHAPTER 19 OF THIS STUDY MATERIAL (MAJORITY OF QUESTIONS ON THIS EXAM ARE COVERED BY CHAPTER 17 TO CHAPTER 19) EXISTING S-12 C of F IS RENEWABLE AND CAN BE UPGRADED TO S-15 BY TAKING T-15 EXAM. Issued 11/29/10 © New York City Fire Department - All rights reserved ® Official use (Cpgs:36-40,102-112,120-129) 2 CONTENTS NOTICE OF EXAMINATION ........................................................................................................................... 4 1. INTRODUCTION ...................................................................................................................................... 11 1.1 SPRINKLER AND/OR STANDPIPE SYSTEM MAINTENANCE AND INSPECTIONS ................................................ 11 2. RESPONSIBILITY OF THE BUILDING OWNER .............................................................................. 12 3. OUT OF SERVICE SYSTEMS (OOS) .................................................................................................... 12 4. GENERAL PROCEDURE FOR RECORD KEEPING, IMPAIRMENTS AND SAFETY ............... 17 5. INDIVIDUALS AUTHORIZED TO PERFORM TASKS AS SPECIFIED IN THE NEW YORK CITY FIRE CODE ............................................................................................................................................. 18 6. DEFINITIONS ............................................................................................................................................ 19 7. SYSTEM TYPES ........................................................................................................................................ 25 7.1 AUTOMATIC WET SPRINKLER SYSTEMS .................................................................................................................... 25 7.2 AUTOMATIC DRY SPRINKLER SYSTEMS .................................................................................................................... 27 7.3 PREACTION SPRINKLER SYSTEMS ............................................................................................................................... 29 7.4 DELUGE SPRINKLER SYSTEMS ...................................................................................................................................... 30 7.5 NON-AUTOMATIC DRY SPRINKLER SYSTEMS .......................................................................................................... 30 7.6 GARBAGE COMPACTOR SPRINKLER SYSTEMS ......................................................................................................... 30 8. WATER SUPPLIES FOR SPRINKLER SYSTEMS ............................................................................. 32 8.1 CONTROL VALVES ............................................................................................................................................................ 32 8.2 SPRINKLER SYSTEM CONTROL VALVE SIGNAGE .................................................................................................... 33 8.3 FIRE DEPARTMENT CONNECTIONS .............................................................................................................................. 33 8.4 Gravity Tanks ........................................................................................................................................................................ 34 8.5 Pressure Tanks ....................................................................................................................................................................... 34 8.6 Fire Pumps ............................................................................................................................................................................. 35 9. WATER-FLOW ALARMS AND SPRINKLER SYSTEM SUPERVISION ....................................... 35 9.1 FUNCTIONS OF ALARMS AND SUPERVISORY SIGNALS .......................................................................................... 35 9.2 DEVICES AND EQUIPMENT SUPERVISED .................................................................................................................... 35 10. SYSTEM COMPONENTS ..................................................................................................................... 36 10.1 SPRINKLER HEADS ........................................................................................................................................................... 36 10.1.1 Four Types of Sprinkler Heads .......................................................................................................................................... 37 10.1.2 Spray Pattern of Sprinkler Heads ..................................................................................................................................... 40 10.1.3 Standard Response and Quick Response Heads ......................................................................................................... 40 10.1.4 Systems Using Large Drop Sprinkler Heads .................................................................................................................. 41 10.2 TEMPERATURE RATINGS CLASSIFICATIONS AND COLOR CODING .................................................................... 42 10.3 BUILD-UP OF FOREIGN MATERIAL ON SPRINKLERS ............................................................................................... 42 10.4 SPARE SPRINKLER HEADS .............................................................................................................................................. 43 10.5 PRESSURE TANKS ............................................................................................................................................................. 43 10.6 STANDARD PRESSURE TANK ......................................................................................................................................... 44 10.7 GRAVITY TANKS ............................................................................................................................................................... 45 10.8 FIRE PUMPS ........................................................................................................................................................................ 46 11. HANGING, BRACING AND RESTRAINT OF SPRINKLER SYSTEM PIPING ......................... 49 11.1 A BRIEF OVERVIEW OF PIPING AND SUPPORT FUNDAMENTALS ........................................................................ 54 This book is provided to the public for free by the FDNY. 2 3 12. INSPECTION, TESTING AND MAINTENANCE FREQUENCIES ............................................... 58 12.1 INSPECTION AND MAINTENANCE OF PRESSURE TANKS ....................................................................................... 58 12.2 INSPECTION AND MAINTENANCE OF THE GRAVITY TANK .................................................................................. 58 12.3 PUMP INSPECTION AND MAINTENANCE .................................................................................................................... 58 12.4 COMMON DEFICIENCIES ................................................................................................................................................. 59 12.5 A COMPLETE SUMMARY OF TASKS OF INSPECTION, MAINTENANCE & TESTING .......................................... 61 12.5.1 INSPECTION ............................................................................................................................................................................ 61 A. Sprinkler Systems: .................................................................................................................................................................... 61 B. Fire, Booster and Special Service Pumps: ......................................................................................................................... 62 C. Water Storage Tank: ................................................................................................................................................................. 63 D. Valve and Valve Component: ................................................................................................................................................. 64 12.5.2 TESTING ................................................................................................................................................................................... 68 A. SPRINKLER SYSTEMS: ...........................................................................................................................................................