BS 5306-2:1990

Foreword
Committees responsible
Section one. General
0 Introduction
1 Scope
2 Definitions
Section two. Planning
3 Initial considerations
4 Extent of sprinkler protection
5 Classification of occupancies and fire hazards
6 Selection of installation type, size and design
7 Hazard to personnel
Section three. Contract arrangements
8 Contract drawings/information documents
9 Work on site
10 Commissioning and acceptance tests
11 Extension and alteration of sprinkler systems
Section four. Water supplies
12 General
13 Types of water supply
14 Design density and AMAO for fully hydraulically
    calculated installations
15 Water supply pressure-flow characteristics and
    velocity
16 Water storage capacity
17 Town mains, elevated private reservoirs, gravity
    tanks, suction and booster pumps, and pressure tanks
18 Hydraulic calculations and pipe sizing tables
19 Pressure-flow tests on water supplies
Section five. Components and installation design
20 Valves
21 Pipe and pipe fittings
22 Pipework supports
23 Pipework in cold-storage warehouses
24 Pipe sizing and sprinkler array design
25 Sprinkler, multiple control and sprayer design
    characteristics and uses
26 Sprinkler spacing, arrangement and location
27 Alarms and alarm devices
28 Pressure gauges
Section six. Signs, notices, information and colour
               coding
29 Block plan
30 Signs and notices
31 Marking and colour coding
Section seven. Upkeep of the system
32 General arrangements
33 Action following sprinkler operation
34 User's programme of inspection and checking
35 Service and maintenance schedule
Appendices
A Water supply pressure test
B Orifice plate design
C Precautions when carrying out hot work
NUMEROUS TABLES
Figures
1 Main elements of a sprinkler installation
2 Examples of range pipe arrays
3 Hazard classification flow chart
4 Typical statement of pressure loss calculations
5 Typical pump data sheet
6 Typical completion certificate and test data sheet
7 Superior supply using town main
8 Superior supply using elevated private reservoir
9 Superior supply using gravity tank
10 Superior supply using suction pumps
11 Superior supply using pressure tank
12 Duplicate supplies using two town mains
13 Duplicate supplies using town main and pressure tank
14 Duplicate supplies using selection from suction
    pump/pressure tank/gravity tank
15 Duplicate supplies using two gravity tanks
16 Duplicate supplies using a private reservoir and a
    pressure tank
17 Duplicate supplies using two suction pumps from
    river or canal (suction lift condition)
18 Duplicate water supplies using two suction pumps
    from a limited capacity tank and a full capacity
    tank
19 Examples of precalculated high-hazard installations
20 Typical installer's pump data sheet
21 Measurement of positive suction head
22 Measurement of negative suction head
23 Effective capacity of suction tanks
24 Jackwells or suction pits
25 Alarm valve and bypass arrangement for life safety
    installations
26 Duplicate alarm valve arrangement for life safety
    installations
27 Some common types of pipe hanger equipment
28 Example of application of design points in a light-
    hazard installation
29 Example of application of design points in an
    ordinary-hazard installation
30 Example of application of design points in a high-
    hazard installation with pipework sized from table
    60
31 Example of application of design points in a high-
    hazard installation with pipework sized from table
    61
32 Example of application of design points in a high-
    hazard installation with pipework sized from table
    62
33 Area covered by individual sprinklers where less
    than four sprinklers are in open communication
34 Area covered by individual sprinklers (large arrays)
35 Typical hydraulically most favourable/unfavourable
    locations of AMAO in an installation with terminal
    main distribution piping
36 Typical hydraulically most favourable/unfavourable
    locations of AMAO in an installation with looped
    distribution piping
37 Typical hydraulically most favourable/unfavourable
    locations of AMAO in an installation with gridded
    piping
38 Ceiling sprinkler spacing
39 Sidewall sprinkler spacing
40 Terminology for type S5 storage (beam pallet
    racking)
41 Sprinkler locations for type S5 storage, category I
    or II goods (beam pallet racking)
42 Sprinkler locations for type S5 storage, category
    III goods (beam pallet racking)
43 Sprinkler locations for type S5 storage, category IV
    goods (beam pallet racking)
44 Sprinkler locations for type S7 storage (shelved
    racks)
45 Sprinkler locations for type S9 storage (potable
    spirits in barrels in double racks with aisles and
    walkways)
46 Sprinkler locations for type S10 storage (potable
    spirits in barrels in racks with aisles and
    walkways)
47 Sprinkler location relative to beams
48 Protection of tiered conical plant, e.g. cyclone
    dust collectors
49 Typical installation notice for fully hydraulically
    designed pipework
50 Typical hot work permit

Requirements and recommendations for general and life safety applications of sprinkler systems. Covers contract arrangements, design, installation, maintenance and safety.