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AS 2419.1:2017

[Available Superseded]

Fire hydrant installations, Part 1: System design, installation and commissioning

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AS 2419.1 2017 specifies requirements for the design, installation and commissioning and testing of fire hydrant installations that are used for the protection of buildings, structures, storage yards, marinas and associated moored vessels, wharves and plant. Fire hydrant design standard.
Published: 06/11/2017
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Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
1.1 Scope
1.2 Normative references
1.3 Definitions
1.4 Classification of fire hydrants
1.4.1 External fire hydrants
1.4.2 Internal fire hydrants
1.4.3 Feed, attack and attack/feed fire hydrants
2 System performance and design
2.1 General
2.2 System performance
2.2.1 Classification of fire hydrants
2.2.2 Number of fire hydrants required to flow simultaneously
2.2.3 Pressure and flow General Multiple firefighting systems Class 7a carparks
2.2.4 Feed fire hydrants General Street fire hydrants
2.2.5 Attack fire hydrants Attack fire hydrants—External Attack fire hydrants—Internal Attack fire hydrants—Tanks and pumps
2.2.6 External attack/feed fire hydrants
2.2.7 Fire brigade booster assembly Feed fire hydrants Suction connections Booster inlet connections
2.2.8 Fire hydrant pump(s)
2.2.9 Dual purpose fire hydrant pump(s)
2.2.10 Relay pump(s)
2.3 Hydraulic design parameters
2.3.1 General
2.3.2 Design pressures
2.3.3 Design velocity
2.3.4 Hydraulic loss—Backflow prevention and metering
2.3.5 Hydraulic loss—Pipes, valves and fittings
2.3.6 Ring main design
2.3.7 Maximum fire brigade boost pressure
3 Hydrant location, coverage and related provisions
3.1 General
3.2 Fire hydrants
3.2.1 Classification
3.2.2 Features, accessibility and clearances General Clearances External on-site fire hydrants Internal fire hydrants
3.3 Hardstand areas
3.4 Location of fire hydrants
3.5 External fire hydrants
3.5.1 General
3.5.2 Street hydrants
3.5.3 Location of external fire hydrants General External feed fire hydrants External attack fire hydrants External attack/feed fire hydrants
3.5.4 Fire brigade booster assembly—Feed fire hydrants
3.5.5 Protection of fire hydrants Non-sprinkler-protected buildings Sprinkler-protected buildings
3.6 Internal fire hydrants
3.6.1 General
3.6.2 Location
3.6.3 Additional fire hydrant—Internal
3.7 Fire compartments
3.8 Rooftop plant rooms
3.9 Open yard protection
3.10 Marinas
3.11 Method of measurement and limitations
3.11.1 General
3.11.2 Doorways
3.11.3 Obstructions
3.11.4 Measurements from a fire brigade pumping appliance
4 Water sources and supply
4.1 Water sources
4.1.1 General Bore
4.1.2 Adequacy of water sources
4.1.3 Water quality General Water types
4.2 Water supply
4.2.1 General Primary water supply requirements Multiple firefighting systems Recycling
4.2.2 Primary water supply options
4.2.3 Automatic inflow water supply
4.2.4 Tanks for buildings with effective height greater than 50 m
4.2.5 On-site water storage tanks General Full capacity water storage tanks Reduced capacity water storage tanks Break tanks Gravity break tank
4.2.6 Water supply pressure Reticulated water supply system (town main) Tanks River, lake, dam or sea
4.2.7 Arrangement of water supplies
4.3 Connections to water sources or supplies
4.3.1 Connection to town mains General Backflow prevention devices
4.3.2 Connection to on-site private water supplies
4.3.3 Connection to water storage tank(s)
4.3.4 Connection to sea, river, lake or dam water
4.4 Fixed suction
5 Water storage tanks
5.1 General
5.2 Tank construction
5.2.1 General
5.2.2 Concrete tanks
5.2.3 Steel tanks
5.3 Tank accessories
5.3.1 Fire brigade suction connections General Large bore suction connections Small bore suction connections
5.3.2 Suction lines Fixed on-site pump suction line Large and small bore suction line Tank fill time
6 Pumpsets
6.1 General
6.2 When a pumpset is required
6.2.1 Fire hydrant pumpset(s)
6.2.2 Relay pumpset(s)
6.2.3 Dual purpose fire hydrant pumpset
6.2.4 Pressure maintenance pumps
6.2.5 Automatic inflow pumps
6.3 Pumpset design criteria
6.3.1 Fire hydrant pumpset(s)
6.3.2 Relay pumpset(s)
6.3.3 Dual purpose fire hydrant pumpset
6.3.4 Pressure maintenance pumps
6.3.5 Automatic inflow—Water supply pumpsets
6.4 Fire hydrant pumpset(s)—Configuration
6.4.1 Fire hydrant pumpsets—Two or more pumps
6.4.2 Fire hydrant pumpsets—One pump
6.5 High-rise building pumps
6.5.1 Relay pumps
6.5.2 Dual purpose fire hydrant pumps
6.6 Automatic inflow water supply pumpset(s)
6.7 Fixed on-site pumpset(s) in parallel with the fire brigade booster assembly
6.8 Fixed on-site pumpset(s) in series with the fire brigade booster assembly
6.8.1 Connection requirements
6.8.2 Additional requirements
6.9 Pump control
6.9.1 Fire hydrant pumpsets Primary starting arrangements Secondary starting arrangements
6.9.2 Relay pumpsets Primary starting arrangements Secondary starting arrangements
6.10 Electric driver isolating switches
6.11 Pump room or enclosure
6.11.1 General
6.11.2 Internal pump rooms
6.11.3 External pump rooms or enclosures
7 Fire brigade booster assembly
7.1 General
7.2 When a fire brigade booster assembly is required
7.3 Location
7.3.1 Position
7.3.2 Visual warning device (red strobe)
7.3.3 Accessibility, clearance and protection
7.3.4 Multiple buildings on-site
7.4 Types of fire brigade booster assemblies
7.5 Fire brigade booster assembly design and arrangement
7.5.1 General
7.5.2 Number of boost inlet connections required
7.5.3 ‘H’ pattern fire brigade booster assembly
7.5.4 ‘In-line’ fire brigade booster assembly
7.5.5 ‘I’ pattern fire brigade booster assembly
7.5.6 ‘Tank model’ fire brigade booster assembly
7.5.7 Tank suction fire brigade booster assembly
7.6 Protection of fire brigade booster assemblies
7.6.1 Sprinkler protected buildings
7.6.2 Non-sprinkler-protected buildings—Passive protection requirements
7.6.3 Non-sprinkler-protected buildings—Passive and active protection requirements
8 Pipework design and installation
8.1 General
8.2 Ground conditions
8.3 Fire mains
8.4 External pipework
8.5 Internal pipework
8.5.1 General
8.5.2 Copper pipe
8.6 Ring main
8.6.1 General
8.6.2 Ring main design criteria Building(s) with an effective height greater than 25 m Large isolated building(s) Multiple tower developments
8.7 Isolating valves
8.7.1 General
8.7.2 Location
8.8 Interconnections
8.9 System monitoring
8.9.1 General
8.9.2 Monitoring devices
8.9.3 Class A valve monitoring devices General Components to be monitored by a Class A valve
8.9.4 Class B Valve and other component monitoring devices General Components to be monitored by a Class B valve
8.10 Test facility
8.10.1 General
8.10.2 Permanent test facility
8.10.3 Permanent test facility drainage
8.11 Fire hose reel service isolating valves
8.12 High-rise design criteria
8.12.1 General
8.12.2 Down feed—System design ‘cascade’
8.12.3 Up feed—System design ‘bottom up’
8.13 Pressure management
8.13.1 General
8.13.2 Pressure-reducing valve station
9 Pipes, valves and fittings
9.1 General
9.2 Pipes, valves and fittings
9.3 Pipe, valves and fittings specifications
9.3.1 Above-ground pipework
9.3.2 Below-ground pipework
9.3.3 Additional requirements for steel pipe and fittings General Galvanized steel pipe and fittings
9.4 Valve specifications
9.4.1 Fire hydrant valves
9.4.2 Isolating valves Above-ground isolating valves Below-ground isolating valves
9.4.3 Non-return valves
9.4.4 Backflow prevention devices
9.5 Metal pipe joints
9.5.1 General
9.5.2 Roll-grooved fittings and couplings Galvanized steel pipe Stainless steel Copper tube
9.5.3 Shouldered fittings and couplings
9.5.4 Compression systems Compression type couplings Press fit type systems
9.5.5 Gasket seals
9.5.6 Brazed joints in copper pipework
9.5.7 Flange joints
9.6 Plastics pipe joints
9.7 Pipe marking
9.7.1 Steel pipe
9.7.2 Copper pipe
9.7.3 Stainless steel pipe
9.7.4 Plastics pipe
9.8 Corrosion protection
9.8.1 General
9.8.2 Polyethylene extruded plastics coating and tape
9.8.3 Petrolatum tape coating
9.8.4 Polymeric coating
9.8.5 Cement mortar lining
10 Pipe supports
10.1 General
10.2 Pipe support design
10.3 Materials for pipework support
10.4 Protection of pipe supports
10.4.1 Fire rating
10.4.2 Corrosion protection
10.4.3 Dissimilar metals
10.5 Requirements for pipe-support components
10.5.1 General
10.5.2 U-bolts used for clamping down
10.5.3 U-bolts for clamping up and threaded rods for supporting pipework
10.5.4 U-hangers/saddles (clips)
10.5.5 Saddle brackets and girder or beam clamps
10.5.6 Pear hangers/pipe bands
10.5.7 Two-piece bolted clamps
10.5.8 Welded nut clips and split ring hangers
10.5.9 Riser clamps
10.5.10 Channel/strut clips
10.5.11 Pipe support beams (trapeze bar)
10.6 Spacing of supports
10.7 Location of supports
10.7.1 Horizontal pipework
10.7.2 Vertical pipework
10.8 Fixing of pipe supports
10.8.1 General
10.8.2 Fixing to concrete, masonry or steel
10.8.3 Fixing to timber
10.9 Thrust blocks and anchors
10.10 Penetration of pipework through structures
11 Ancillary equipment, signage and baseline data
11.1 General
11.2 Cabinets, enclosures or recesses
11.2.1 Fire brigade booster assembly General Construction
11.2.2 Doors of fire brigade booster assembly cabinets and enclosures
11.2.3 Fire hydrant
11.3 Signage
11.3.1 Fire brigade booster assembly Cabinet and enclosure signs Attack fire hydrants in fire brigade booster assembly cabinet(s) Large and small bore suction connection signs Notice-of-pressure signs (Baseline Data)
11.3.2 Fire hydrants
11.3.3 Water storage tanks and equipment Water storage tank general signage Water storage tank quick-fill valve Water storage tank access Warning signs
11.3.4 Pumps Relay pumps Pumps in series
11.4 Pressure gauges
11.4.1 General
11.4.2 Location of pressure gauges
11.4.3 Pressure schedule (baseline data)
11.5 Block plan (baseline data)
11.6 Location plan—Additional fire hydrant(s) (baseline data)
11.7 Location plan—Street fire hydrants (baseline data)
11.8 Pipework identification
12 Commissioning
12.1 General
12.2 Hydrostatic testing—Feed fire hydrant systems
12.2.1 All joints accessible
12.2.2 All joints not accessible
12.3 Hydrostatic testing—Attack fire hydrant systems
12.3.1 Buildings with an effective height of not more than 50 m
12.3.2 Buildings with an effective height of more than 50 m
12.4 Flow and pressure performance testing
12.4.1 Maximum static pressure
12.4.2 Unassisted feed, attack or attack/feed fire hydrants
12.4.3 Fire brigade booster assemblies
12.4.4 Fire hydrant pumpsets
12.4.5 Dual purpose fire hydrant pumpset(s)
12.4.6 Jockey pumps
12.4.7 Relay pumps
12.4.8 Friction loss
12.4.9 Multiple firefighting systems
12.5 Acceptance testing requirements
12.6 Inspection
12.7 Certification
Appendix A
A1 General
A2 Certification
A2.1 General
A2.2 System performance and design
A2.3 Fire hydrant coverage
A2.4 Water sources and supply
A2.5 Water storage tanks
A2.6 Pumpsets
A2.7 Fire brigade booster assembly
A2.8 Pipework
A2.9 Pipe support
A2.10 Ancillary equipment and signage
A2.11 Commissioning
Appendix B
B1 General
B2 Hazards
B3 Factors to be considered
B4 Hazard analysis and additional considerations
Appendix C
C1 Scope
C2 Introduction
C2.1 Personnel
C2.2 Response capability
C2.3 Equipment
C2.4 Implications for design
C3 Fire brigade operations
C3.1 General
C3.2 Incident control
C3.3 Size up
C3.3.1 General
C3.3.2 Building
C3.3.3 Exposures
C3.3.4 Location
C3.3.5 Extinguishment
C3.3.6 Assistance
C3.4 Objectives
C3.5 Strategies
C3.6 Tactics
C3.7 Tasks
C3.7.1 General
C3.7.2 Firefighting operations—Low-rise buildings
C3.7.3 Firefighting operations—High-rise buildings
C3.8 Overhaul and salvage
C3.9 Implications for design
C4 Fire brigade pumping appliances
C4.1 General
C4.2 Fire brigade aerial appliances
C4.3 Pumping operations
C4.4 Draughting operations
C4.5 Implications for design
Appendix D
D1 Scope
D2 General
D3 Classification of fire hydrants
D3.1 External fire hydrants
D3.2 Internal fire hydrants
D3.3 Feed, attack and attack/feed fire hydrants
D3.3.1 Application
D3.3.2 Feed fire hydrants
D3.3.3 Attack fire hydrants
D3.3.4 Attack/feed fire hydrants
D4 System performance
D4.1 Number of fire hydrants required to flow
D4.2 Pressure and flow
D4.3 Multiple firefighting systems
D4.4 Class 7a car parks—Multiple firefighting systems
D4.5 Feed hydrants
D4.6 Street fire hydrants
D4.7 Attack fire hydrants
D4.8 Attack/feed fire hydrants
D4.9 Fire brigade booster assembly
D4.10 Pumps
D5 Hydraulic design parameters
Appendix E
E1 Scope
E2 General
E3 Fire hydrant features, accessibility and clearances
E4 Hardstand areas
E5 Location of fire hydrants
E6 External fire hydrants
E6.1 General
E6.1.1 Application
E6.1.2 Fire hydrant coverage limitations—Fire brigade pumping appliances
E6.1.3 Fire hydrant coverage limitation—External attack fire hydrant
E6.1.4 External fire hydrant coverage limitations
E6.2 Street fire hydrants
E6.3 Location of external fire hydrants
E6.3.1 General
E6.3.2 External feed fire hydrants
E6.3.3 External attack fire hydrants
E6.3.4 External attack/feed fire hydrants
E6.4 Fire brigade booster assembly—Feed fire hydrants
E6.5 Protection of external fire hydrants—Non-sprinkler-protected buildings
E6.6 Protection of external fire hydrants—Sprinkler-protected buildings
E7 Internal fire hydrants
E7.1 General
E7.2 Location
E7.3 Additional fire hydrants
E8 Marinas
E9 Method of measurement and hose lay limitations
E9.1 General
E9.2 Doorways
E9.3 Obstructions
E9.4 Measurements from a fire brigade pumping appliance
Appendix F
F1 General
F2 Residential streets and accessways
F3 Commercial and industrial streets and accessways
Appendix G
G1 Scope
G2 General
G3 Flow
G4 Pressure
G5 Fire hydrant coverage
G5.1 Feed fire hydrant coverage
G5.2 Attack fire hydrant coverage
Appendix H
H1 Scope
H2 Water sources
H2.1 General
H2.2 Adequacy of water sources
H2.3 Water quality
H3 Water supply
H3.1 General
H3.2 Primary water supply
H3.3 Automatic inflow water supply
H3.4 High-rise tanks
H3.5 On-site water storage tanks
H3.5.1 General
H3.5.2 Full capacity tanks
H3.5.3 Reduced capacity tanks
H3.5.4 Break tanks
H3.6 Water supply pressure
H3.7 Arrangement of water supplies
H4 Connections to water sources and supplies
H4.1 Connection to town mains
H4.2 Connection to on-site private water supply
H4.3 Connection to an on-site water storage tank
H4.4 River, lake, dam or seawater
H5 Fixed suction
Appendix I
I1 Scope
I2 Water supply system characteristics
I3 Source water supply pressure
I3.1 Town mains
I3.2 Tanks
I3.3 Seasonally affected water sources
I4 Pressures for multiple firefighting systems
I5 Recommended testing and calculation methods for reticulated supply systems
I5.1 General
I5.2 Flow measurement method
I5.2.1 Procedure
I5.2.2 Calculations
I5.3 Head loss calculation method
I5.3.1 Procedure
I5.3.2 Calculations
Appendix J
J1 Scope
J2 General
J3 Tank accessories—Fire brigade suction connections
Appendix K
K1 General
K2 When a pumpset is required
K3 Pumpset design criteria
K3.1 Fire hydrant pumpset(s)
K3.2 Relay pumpset(s)
K3.3 Dual purpose fire hydrant pumpset(s)
K3.4 Automatic inflow—Water supply pumpset(s)
K4 Fire hydrant pumpset(s)
K4.1 Two or more pumps
K4.2 One pump
K5 Relay pumps/dual purpose fire hydrant pumps—Configurations
K6 Fixed on-site pumpsets in parallel with the fire brigade booster assembly
K7 Fixed on-site pumpsets in series with the fire brigade booster assembly
K8 Ring main design
K8.1 Application
K8.2 Large isolated buildings
K8.3 Multi-tower developments (Podium developments)
K9 Pressure-reducing valve station
Appendix L
L1 General
L2 Facilities for testing
Appendix M
M1 Scope
M2 General
M3 When a fire brigade booster assembly is required
M4 Location
M4.1 Position
M4.2 Visual warning device
M4.3 Accessibility, clearance and protection
M4.4 Multiple buildings located on a site
M5 Fire hydrant booster design and arrangement
M5.1 General
M5.2 ‘I’ pattern fire brigade booster assemblies
M6 Protection of fire brigade booster assemblies
M6.1 Sprinkler protected buildings
M6.2 Non-sprinkler-protected buildings—Passive protection requirements
M6.3 Non-sprinkler-protected buildings—Passive and active protection requirements
Appendix N
N1 Scope
N2 Fire hose couplings
Appendix O
Appendix P
P1 General
P2 Preparation
P3 Procedure
P4 Feed fire hydrant systems
P4.1 Test 1—All joints are accessible for inspection for the duration of the test
P4.1.1 General
P4.1.2 Acceptance criteria
P4.1.3 Preparation and procedure
P4.1.4 Reporting or results
P4.2 Test 2—All joints are not accessible
P4.2.1 General
P4.2.2 Acceptance criteria
P4.2.3 Preparation and procedure
P4.2.4 Reporting of results
P5 Boosted fire hydrant systems
P5.1 Test 3—Buildings not more than 50 m in height
P5.1.1 General
P5.1.2 Acceptance criteria
P5.1.3 Preparation and procedure
P5.1.4 Reporting of results
P5.2 Test 4—Buildings more than 50 m in height
P5.2.1 General
P5.2.2 Acceptance criteria
P5.2.3 Preparation and procedure
P5.2.4 Reporting of results
P6 Allowable make-up water usage during testing
P7 Reporting of results
Appendix Q
Q1 General
Q2 Procedure
Q3 Reporting of results
Appendix R
R1 General
R2 Purpose
R3 Preparation
R4 Test 1—Presence of water
R4.1 Procedure
R4.2 Reporting of results
R5 Test 2—Static pressure—Attack fire hydrant(s)
R5.1 Acceptance criteria
R5.2 Procedure
R5.3 Reporting of results
R6 Test 3—Unassisted feed or attack fire hydrant flow and pressure performance
R6.1 Acceptance criteria
R6.2 Procedure
R6.3 Reporting of results
R7 Test 4—Fire brigade booster assembly
R7.1 Acceptance criteria
R7.2 Procedure
R7.3 Reporting of results
R8 Test 5—Fixed on-site fire hydrant pumpset(s) or dual purpose fire hydrant pumpset(s)
R8.1 Acceptance criteria
R8.2 Procedure
R8.3 Reporting of results
R9 Test 6—Jockey pumps
R9.1 Acceptance criteria
R9.2 Procedure
R9.3 Reporting of results
R10 Test 7—Fire brigade relay pump(s)
R10.1 Acceptance criteria
R10.2 Procedure
R10.3 Reporting of results
R11 Test 8—On-site tank and fire brigade booster assembly
R11.1 Acceptance criteria
R11.2 Procedure
R11.3 Reporting of results
Appendix S
S1 General
S2 Supply pressure variation
S3 Verification of system performance
Cited references in this standard
[Pending Revision]
Concrete structures for retaining liquids
PVC pipes and fittings for pressure applications
External extruded high-density polyethylene coating system for pipes
Installation of PVC pipe systems
Installation of polyethylene pipe systems
Content history
[Available Superseded]
[Available Superseded]
DR AS 2419.1:2016