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AS 2118.1-1995 Automatic fire sprinkler systems - Standard

Standard Number:  AS 2118.1-1995
Title:  Automatic fire sprinkler systems - Standard
Language:  English
Publication Date:  1995/3/30
Execute Date:  1995/7/5
Status:  Obsolescen
International Classification for Standards (ICS)ENVIRONMENT. HEALTH PROTECTION. SAFETY>>Protection against fire>>Fire-protection
Publisher:  Australia Standards(AS)
Price:  
Number of Pages:156P.;A4  

Description:Specifies the requirements for the design, installation and commissioning of standard fire sprinkler systems in buildings.  
Catalog:Document Contents
AS 2118.1-1995 AUTOMATIC FIRE SPRINKLER SYSTEMS - STANDARD
PREFACE
CONTENTS
SECTION 1 SCOPE, DEFINITIONS, CLASSIFICATION AND DESIGN DATA
1.1 SCOPE
1.2 NEW DESIGNS AND INNOVATIONS
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.4.1 Alarm valve
1.4.2 Approved
1.4.3 Assumed area of operation
1.4.4 Regulatory authority
1.4.5 Authorized inspector
1.4.6 Building owner
1.4.7 Fire and draught stop
1.4.8 Inferior wall
1.4.9 Net positive suction head (NPSH) (of a pump)
1.4.10 Open joists and exposed common rafters
1.4.11 Sprinklered area
1.4.12 Sprinklered building
1.4.13 Post or box pallet
SECTION 2 CLASSES OF SPRINKLER SYSTEMS AND DESIGN DATA
2.1 CLASSES OF SYSTEMS
2.2 CLASSIFICATION OF OCCUPANCIES
2.2.1 General
2.2.2 Light hazard occupanies
2.2.3 Ordinary hazard occupancies
2.2.4 High hazard occupancies
2.3 TYPES OF SYSTEMS
2.3.1 Standard sprinkler systems
2.3.2 Special sprinkler systems
2.4 DESIGN DATA
SECTION 3 INSTALLATION
3.1 SPRINKLERED BUILDINGS
3.1.1 Extent of sprinkler protection
3.1.2 Protection against exposure hazards
3.1.3 Permitted exceptions
3.2 TRANSMISSION OF ALARM SIGNAL TO FIRE BRIGADE
3.3 LOCAL ALARM
3.4 SYSTEM MONITORING
3.4.1 General
3.4.2 Monitoring devices
3.4.3 Systems to be monitored
3.4.4 Components to be monitored
3.4.5 Installation
SECTION 4 WATER SUPPLIES
4.1 GENERAL
4.2 ACCEPTABLE SOURCES OF SUPPLY
4.3 WATER SUPPLY GRADES
4.3.1 General
4.3.2 Grade3 water supplies
4.3.3 Grade2 water supplies
4.3.4 Grade1 water supplies
4.4 CONNECTIONS TO OTHER SERVICES
4.4.1 General
4.4.2 Fire hose reel connections
4.4.3 Fire brigade booster connection
4.5 PRESSURE AND FLOW REQUIREMENTS
4.6 PRESSURE CONSIDERATIONS
4.7 MINIMUM CAPACITY OF STORED WATER SUPPLIES
4.8 PUMP SUCTION TANKS
4.8.1 General
4.8.2 Effective capacity
4.8.3 Vortex inhibitor
4.8.4 Supply from inexhaustible source
4.9 PRIVATE WATER SUPPLIES
4.9.1 General
4.9.2 Elevated private reservoirs
4.9.3 Gravity tanks
4.10 TOWN MAINS
4.10.1 Direct supply from town mains
4.10.2 Pump drawing from town mains
4.11 PUMP INSTALLATIONS
4.11.1 General requirements
4.11.2 Pump operating conditions
4.11.3 Suction piping
4.11.4 Performance requirements for pumps
4.12 PUMPSETS
4.13 PRESSURE TANKS
4.13.1 General
4.13.2 Special requirements
4.14 PROVING OF WATER SUPPLIES
SECTION 5 SPACING AND LOCATION OF SPRINKLERS
5.1 STANDARD SPACING
5.2 STAGGERED SPACING
5.3 MINIMUM DISTANCE BETWEEN SPRINKLERS
5.4 LOCATION OF SPRINKLERS (OTHER THAN SIDEWALL SPRINKLERS)
5.4.1 General
5.4.2 Walls and partitions
5.4.3 Ceilings, roofs and underside of stairs
5.4.4 Beams and joists
5.4.5 Columns
5.4.6 Girders
5.4.7 Roof trusses
5.4.8 Clear space below sprinklers
5.5 SPACING AND LOCATION OF SIDEWALL SPRINKLERS
5.5.1 General
5.5.2 Maximum spacing of sidewall sprinklers
5.5.3 Distance between rows of sprinklers
5.6 LOCATIONS OR CONDITIONS INVOLVING SPECIAL CONSIDERATION (supplementaryprotection)
5.6.1 Roof spaces
5.6.2 Ceiling and floor spaces
5.6.3 Ceiling materials
5.6.4 Spaces under ground floors
5.6.5 Machinery pits and production lines
5.6.6 Hoists, lift shafts, building services shafts and enclosed chutes
5.6.7 Elevators, rope or strap races, exhaust ducts, gearing boxes and dust receivers
5.6.8 Corn, rice, provender and oil mills
5.6.9 Bins and silos
5.6.10 Escalators
5.6.11 Canopies
5.6.12 Roof overhang
5.6.13 Exterior docks and platforms
5.6.14 Covered balconies
5.6.15 Enclosed paint lines, drying ovens, drying enclosures
5.6.16 Spray booths
5.6.17 Oil and flammable liquid hazards
5.6.18 Commercial type cooking equipment and associated ventilation systems
5.6.19 Air-handling plant
5.6.20 Computer and other electronic equipment areas
5.7 OBSTRUCTIONS BELOW SPRINKLERS
5.7.1 General
5.7.2 Overhead platform
5.7.3 Ducts and bulkheads
5.7.4 Suspended ceilings
5.7.5 Hoods over papermaking machines
5.7.6 Storage racks
5.7.7 Storage fixtures of solid and slatted shelved construction
5.8 FILM AND TELEVISION PRODUCTION STUDIOS
5.8.1 Overhead platforms and walkways
5.8.2 Concealed spaces and cavities
5.9 THEATRES AND MUSIC HALLS (protection on the stage side of the proscenium wall)
5.10 COLD STORAGE WAREHOUSE
5.10.1 General
5.10.2 Piping within the cold chamber
SECTION 6 SPRINKLERS, SPRAYERS AND MULTIPLE CONTROLS
6.1 GENERAL
6.2 TYPES OF SPRINKLERS, SPRAYERS AND MULTIPLE CONTROLS
6.2.1 Sprinklers
6.2.2 Sprayers
6.2.3 Multiple controls
6.2.4 Residential sprinkler
6.2.5 Extended coverage sprinkler
6.2.6 Large drop sprinkler
6.2.7 Early suppression fast response
6.3 SPRINKLER K FACTORS, ORIFICE AND THREAD SIZES
6.4 APPLICATION OF SPRINKLER TYPES
6.5 TEMPERATURE RATINGS
6.6 COLOUR CODING
6.7 STOCK OF REPLACEMENT SPRINKLERS
6.8 ANTI-CORROSION TREATMENT OF SPRINKLERS
6.9 SPRINKLER GUARDS
6.10 ESCUTCHEON PLATE ASSEMBLIES
6.11 PROTECTION AGAINST FROST
SECTION 7 PIPING
7.1 PIPE AND PIPE FITTING
7.2 HYDRAULIC TEST PRESSURE
7.3 PIPING IN UNSPRINKLERED BUILDINGS
7.4 HAZARDOUS PROCESSES AND EXPLOSION HAZARD SPECIAL PRECAUTIONS CONCERNING PIPING AND VA...
7.5 SLOPE OF PIPES FOR DRAINAGE
7.6 LOW LEVEL DRAINAGE
7.7 PIPE SIZES
7.8 ORIFICE PLATES
7.9 SUPPORT OF SPRINKLER PIPING
SECTION 8 VALVES AND ANCILLARY EQUIPMENT
8.1 CONTROL ASSEMBLIES
8.2 STOP VALVES
8.2.1 General
8.2.2 Main stop valves
8.2.3 Stop valves controlling water supplies
8.2.4 Subsidiary stop valves
8.3 BLOCK PLAN
8.4 LOCATION PLATE
8.5 EMERGENCY INSTRUCTIONS
8.6 NON-RETURN (BACK PRESSURE) VALVES
8.7 ALARM VALVES
8.7.1 Alarm valves (wet)
8.7.2 Alarm valves (dry)
8.7.3 Composite alarm valves
8.7.4 Identification of alarm valves and alarm gongs
8.7.5 Accelerators or exhaustersf or alarm valves (dry system)
8.8 PRESSURE-REDUCING VALVES
8.9 DELUGE AND PRE-ACTION VALVES
8.9.1 Deluge valves
8.9.2 Pre-action valves
8.10 ALARM DEVICES
8.10.1 General
8.10.2 Prevention of false alarms
8.10.3 Local water motor alarms
8.10.4 Direct bridge alarms
8.10.5 Pressure switches
8.10.6 Testing of alarm devices
8.11 REMOTE TEST VALVES
8.12 PRESSURE GAUGES
SECTION 9 LIGHT HAZARD CLASS SYSTEMS
9.1 DESIGN DATA
9.2 WATER SUPPLIES
9.2.1 Pressure and flow requirements
9.2.2 Minimum capacity of water supplies
9.2.3 Pumps
9.2.4 Proving of water supplies
9.3 SPACING OF SPRINKLERS
9.3.1 Maximum area coverage per sprinkler
9.3.2 Maximum distance between sprinklers on range pipes and between adjacent rows of spr...
9.3.3 Maximum distance from walls and partitions
9.4 SYSTEM COMPONENTS
9.4.1 Sprinklers
9.4.2 Piping
9.5 SYSTEM DRAINAGE
SECTION 10 ORDINARY HAZARD CLASS SYSTEMS
10.1 DESIGN DATA
10.2 WATER SUPPLIES
10.2.1 Pressure and flow requirements
10.2.2 Minimum capacity of water supplies
10.2.3 Pumps
10.2.4 Proving of water supplies
10.3 SPACING OF SPRINKLERS
10.3.1 Maximum area coverage per sprinkler
10.3.2 Maximum distance between sprinklers on range pipes and between adjacent rows of sp...
10.3.3 Maximum distance from walls and partitions
10.4 SYSTEM COMPONENTS
10.4.1 Sprinklers
10.4.2 Piping
10.5 SYSTEM DRAINAGE
SECTION 11 HIGH HAZARD CLASS SYSTEMS
11.1 DESIGN DATA
11.1.1 General
11.1.2 Process risks
11.1.3 High piled storage risks
11.1.4 Type of system
11.2 WATER SUPPLIES
11.2.1 Pressure and flow requirements
11.2.2 Minimum capacity of water supplies
11.2.3 Pumps
11.2.4 Proving of water supplies
11.3 SPACING OF SPRINKLERS
11.3.1 Maximum distance between sprinklers
11.3.2 Maximum distance between sprinklers on range pipes and between adjacent rows of sp...
11.3.3 Maximum distance from walls and partitions
11.4 SYSTEM COMPONENTS
11.4.1 Sprinklers
11.4.2 Piping
11.5 SYSTEM DRAINAGE
SECTION 12 FULL HYDRAULIC CALCULATION OF SPRINKLER SYSTEMS
12.1 GENERAL
12.2 DESIGN REQUIREMENTS FOR DENSITY OF DISCHARGE
Method 1
Method 2
12.3 ASSUMED AREA OF OPERATION
12.4 SPRINKLERS IN OPERATION
12.5 POSITION OF ASSUMED AREA OF OPERATION
12.5.1 Hydraulically most unfavourable area of operation
12.5.2 Hydraulically most favourable area of operation
12.6 SHAPE OF ASSUMED AREA OF OPERATION
12.6.1 Hydraulically most unfavourable area of operation
12.6.2 Hydraulically most favourable area of operation
12.7 WATER SUPPLIES
12.8 PUMPSETS
12.8.1 General
12.8.2 Maximum flow rate
12.9 CALCULATION OF PRESSURE LOSS IN PIPES
12.10 PRESSURE LOSSES
12.10.1 Fitting and valves
12.10.2 Dry pendent (or upright) sprinklers
12.11 ACCURACY OF CALCULATIONS
12.12 MINIMUM SPRINKLER DISCHARGE PRESSURE
12.13 MINIMUM PIPE SIZES
12.14 VELOCITY LIMITATION
12.15 VELOCITY PRESSURE
12.16 IDENTIFICATION OF FULLY HYDRAULICALLY CALCULATED SYSTEMS
APPENDIX A - REFERENCED DOCUMENTS
APPENDIX B - WIRING SYSTEMS RATING
APPENDIX C - ORIFICE PLATES
APPENDIX D - PIPING INTERPRETATIONS
APPENDIX E - COMPLETION CERTIFICATE
INDEX
RECORD OF AMENDMENTS
  
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