1.0.1 This specification is established to keep the design, construction, acceptance, operation and management of water supply and drainage engineering in line with principles of advanced technology, safety and reliability, economy and rationality, hygienic and environmental protection, energy and water efficiency, etc.
1.0.2 This specification is applicable to the design, construction, acceptance, operation, maintenance and management of water supply and drainage engineering for newly-built, renovated and extended swimming pool for which fresh water is used as raw water.
1.0.3 The design for water supply and drainage engineering of swimming pool shall cooperate closely with those of such disciplines as civil work, air conditioning, electrical, sports technology and water amusement equipment so as to ensure rational design and compliance with the requirements of hygiene, safety and application.
1.0.4 Any equipment, instrumentation, chemicals, pipes and fittings selected in the design of water supply and drainage engineering of swimming pool shall meet the requirements of relevant current national product standards.
1.0.5 For the design, construction, acceptance, operation, maintenance and management of water supply and drainage engineering of swimming pool, not only this specification shall be implemented but also the requirements specified in relevant current national standards shall be met.
2 Terms and Symbols
2.1 Terms
2.1.1 Swimming pool
The pool built in different shapes and different depth, which is intended for various aquatic activities, e.g. swimming, body building, playing and entertainment, and also the generic term for competition swimming pool, public swimming pool, special swimming pool, private swimming pool and recreation pool.
2.1.2 Competition swimming pool
The water pool intended for competition, whose dimensions, depth and installations meet the requirements of corresponding competition level and which is acknowledged by the sports administration or organization of corresponding competition. It is opened to the public during non- competition period.
2.1.3 Public swimming pool
The swimming pool located in such places as community, enterprise, school, hotel and club, which is intended for the use of those people in those areas and organizations and may be opened to other publics or provide services for amateur competition, swimming training and education.
2.1.4 Warmup pool
The water pool which is located nearby a competition swimming pool of or above national level and is intended for warm-up of swimming participants prior to the competition. Its dimensions and depth shall meet the requirements of corresponding competition level and be acknowledged by the competition organizer.
2.1.5 Special swimming pool
The swimming pool which is intended for athlete training, professional education, diver, special training and exclusive use of clubs and is not open to the public. The plan size, water depth and shape of such swimming pool are determined according to the use requirements.
2.1.6 Private swimming pool
1 General Provisions 2 Terms and Symbols 2.1 Terms 2.2 Symbols 3 Characteristics of Pool Water 3.1 Raw Water Quality 3.2 Pool Water Quality 3.3 Pool Water Temperature 3.4 Water Filling and Make-up 4 Circulation of Pool Water 4.1 General 4.2 Bathing Load 4.3 Circulation Pattern 4.4 Circulation Cycle 4.5 Circulation Flow 4.6 Circulating Water Pump 4.7 Circulating Pipeline 4.8 Balancing Tank and Balance Pool 4.9 Inlet 4.10 Outlet and Main Drain 4.11 Overflow Channel and Overflow Gutter 4.12 Supplement Tank 5 Purification of Pool Water 5.1 General 5.2 Purification Process 5.3 Pre-filtration Equipment 5.4 Quartz Sand Filter 5.5 Diatomaceous Earth Filter 5.6 Assistant Filtration Equipment 5.7 Backflushing of Filter 6 Disinfection of Pool Water 6.1 General 6.2 Ozone Disinfection 6.3 Chlorination 6.4 Ultraviolet Disinfection 6.5 Other Disinfectants 6.6 Dosing Equipment of Chemicals 7 Heating of Pool Water 7.1 General 7.2 Calculation of Heat Consumption 7.3 Heating Equipment 7.4 Solar Heating System 7.5 Heat Pump Heating System 8 Water Quality Monitoring and System Control 8.1 General 8.2 Monitoring Items 8.3 Monitoring Requirements 8.4 Water Balance 9 Special Installations 9.1 General 9.2 Wave Making in Diving Pool 9.3 Instant Safety Cushion 9.4 Removable Separation Wall and Liftable Pool Floor 9.5 Relax Pool and Shower 9.6 Skimmer 10.1 Foot Baths Basin for Disinfection 10.2 Pre-swim Showers 10.3 Cleaning Water Nozzle 10.4 Pool Floor Dirt-cleaning Machine 11 Drainage and Reclamation 11.1 General 11.2 Deck Drainage 11.3 Discharge of Swimming Pool 11.4 Miscellaneous 12 Pool Water Purifying Equipment Room 12.1 General 12.2 Layout of Circulating Water Pump and Balance Pool 12.3 Layout of Filtration Equipment 12.4 Dosing Room and Chemicals Storehouse 12.5 Disinfection Equipment 12.6 Heat Exchanger 12.7 Control Equipment 13 Construction and Quality Acceptance 13.1 General 13.2 Installation of Equipment and Supporting Facilities 13.3 Piping Installation 13.4 Installation of Special and Auxiliary Accessories 13.5 Installation of Valves and Instruments 13.6 Pipeline Inspection and Test 13.7 Equipment Inspection and Test 13.8 Quality Acceptance 14 Operation, Maintenance and Management 14.1 General 14.2 Treatment of Water Quality Abnormality 14.3 Water Quality Monitoring 14.4 Health Maintaining 14.5 Preparation of Chemical Agent Solution 14.6 Equipment Maintenance and Management Appendix A Content and Format of Construction Acceptance Technical Documents Appendix B Content and Format of Maintenance and Management for Purification Treatment of Swimming Pool Water Explanation of Wording in This Specification
1 General Provisions
1.0.1 This specification is established to keep the design, construction, acceptance, operation and management of water supply and drainage engineering in line with principles of advanced technology, safety and reliability, economy and rationality, hygienic and environmental protection, energy and water efficiency, etc.
1.0.2 This specification is applicable to the design, construction, acceptance, operation, maintenance and management of water supply and drainage engineering for newly-built, renovated and extended swimming pool for which fresh water is used as raw water.
1.0.3 The design for water supply and drainage engineering of swimming pool shall cooperate closely with those of such disciplines as civil work, air conditioning, electrical, sports technology and water amusement equipment so as to ensure rational design and compliance with the requirements of hygiene, safety and application.
1.0.4 Any equipment, instrumentation, chemicals, pipes and fittings selected in the design of water supply and drainage engineering of swimming pool shall meet the requirements of relevant current national product standards.
1.0.5 For the design, construction, acceptance, operation, maintenance and management of water supply and drainage engineering of swimming pool, not only this specification shall be implemented but also the requirements specified in relevant current national standards shall be met.
2 Terms and Symbols
2.1 Terms
2.1.1 Swimming pool
The pool built in different shapes and different depth, which is intended for various aquatic activities, e.g. swimming, body building, playing and entertainment, and also the generic term for competition swimming pool, public swimming pool, special swimming pool, private swimming pool and recreation pool.
2.1.2 Competition swimming pool
The water pool intended for competition, whose dimensions, depth and installations meet the requirements of corresponding competition level and which is acknowledged by the sports administration or organization of corresponding competition. It is opened to the public during non- competition period.
2.1.3 Public swimming pool
The swimming pool located in such places as community, enterprise, school, hotel and club, which is intended for the use of those people in those areas and organizations and may be opened to other publics or provide services for amateur competition, swimming training and education.
2.1.4 Warmup pool
The water pool which is located nearby a competition swimming pool of or above national level and is intended for warm-up of swimming participants prior to the competition. Its dimensions and depth shall meet the requirements of corresponding competition level and be acknowledged by the competition organizer.
2.1.5 Special swimming pool
The swimming pool which is intended for athlete training, professional education, diver, special training and exclusive use of clubs and is not open to the public. The plan size, water depth and shape of such swimming pool are determined according to the use requirements.
2.1.6 Private swimming pool
Contents of CJJ 122-2008
1 General Provisions
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Characteristics of Pool Water
3.1 Raw Water Quality
3.2 Pool Water Quality
3.3 Pool Water Temperature
3.4 Water Filling and Make-up
4 Circulation of Pool Water
4.1 General
4.2 Bathing Load
4.3 Circulation Pattern
4.4 Circulation Cycle
4.5 Circulation Flow
4.6 Circulating Water Pump
4.7 Circulating Pipeline
4.8 Balancing Tank and Balance Pool
4.9 Inlet
4.10 Outlet and Main Drain
4.11 Overflow Channel and Overflow Gutter
4.12 Supplement Tank
5 Purification of Pool Water
5.1 General
5.2 Purification Process
5.3 Pre-filtration Equipment
5.4 Quartz Sand Filter
5.5 Diatomaceous Earth Filter
5.6 Assistant Filtration Equipment
5.7 Backflushing of Filter
6 Disinfection of Pool Water
6.1 General
6.2 Ozone Disinfection
6.3 Chlorination
6.4 Ultraviolet Disinfection
6.5 Other Disinfectants
6.6 Dosing Equipment of Chemicals
7 Heating of Pool Water
7.1 General
7.2 Calculation of Heat Consumption
7.3 Heating Equipment
7.4 Solar Heating System
7.5 Heat Pump Heating System
8 Water Quality Monitoring and System Control
8.1 General
8.2 Monitoring Items
8.3 Monitoring Requirements
8.4 Water Balance
9 Special Installations
9.1 General
9.2 Wave Making in Diving Pool
9.3 Instant Safety Cushion
9.4 Removable Separation Wall and Liftable Pool Floor
9.5 Relax Pool and Shower
9.6 Skimmer
10.1 Foot Baths Basin for Disinfection
10.2 Pre-swim Showers
10.3 Cleaning Water Nozzle
10.4 Pool Floor Dirt-cleaning Machine
11 Drainage and Reclamation
11.1 General
11.2 Deck Drainage
11.3 Discharge of Swimming Pool
11.4 Miscellaneous
12 Pool Water Purifying Equipment Room
12.1 General
12.2 Layout of Circulating Water Pump and Balance Pool
12.3 Layout of Filtration Equipment
12.4 Dosing Room and Chemicals Storehouse
12.5 Disinfection Equipment
12.6 Heat Exchanger
12.7 Control Equipment
13 Construction and Quality Acceptance
13.1 General
13.2 Installation of Equipment and Supporting Facilities
13.3 Piping Installation
13.4 Installation of Special and Auxiliary Accessories
13.5 Installation of Valves and Instruments
13.6 Pipeline Inspection and Test
13.7 Equipment Inspection and Test
13.8 Quality Acceptance
14 Operation, Maintenance and Management
14.1 General
14.2 Treatment of Water Quality Abnormality
14.3 Water Quality Monitoring
14.4 Health Maintaining
14.5 Preparation of Chemical Agent Solution
14.6 Equipment Maintenance and Management
Appendix A Content and Format of Construction Acceptance Technical Documents
Appendix B Content and Format of Maintenance and Management for Purification Treatment of Swimming Pool Water
Explanation of Wording in This Specification
