AS/NZS 1546.3:2001

1 - AS/NZS 1546.3:2001 ON-SITE DOMESTIC WASTEWATER TREATMENT UNITS - AERATED WASTEWATER TREATMENT SYSTEMS
4 - PREFACE
5 - CONTENTS
7 - 1 GENERAL
7 - 1.1 Objective
7 - 1.2 Scope and interpretation
7 - 1.2.1 Scope
7 - 1.2.2 System size
7 - 1.2.3 Interpretation
7 - 1.3 Referenced documents
8 - 1.4 Application
8 - 1.4.1 General
8 - 1.4.2 Nutrients
8 - 1.5 Legislation
8 - 1.5.1 Australia
9 - 1.5.2 New Zealand
9 - 1.6 Definitions
10 - 1.7 Operation and maintenance
11 - 2 PERFORMANCE
11 - 2.1 Scope
11 - 2.2 Function
11 - 2.3 Context of use
11 - 2.4 Performance requirements
11 - 2.4.1 Effluent compliance criteria
11 - 2.4.2 Nutrient compliance criteria
11 - 2.4.3 Noise
12 - 2.4.4 Serviceable life
12 - 2.5 Design requirements
12 - 2.5.1 Design flows
12 - 2.5.2 Design considerations
13 - 2.5.3 Tanks and fittings
13 - 2.5.4 Construction of tanks
13 - 2.5.5 Design loads on tanks
13 - 2.5.6 Emergency storage capacity
13 - 2.5.7 Selection of materials
13 - 2.5.8 Mechanical equipment
14 - 2.5.9 Electrical equipment
14 - 2.5.10 Effluent pumps
14 - 2.5.11 Alarm system
14 - 2.5.12 Disinfection
15 - 2.5.13 Temperatures/manufacturer's specifications
16 - 3 MARKING OF AERATED WASTEWATER TREATMENT SYSTEMS
16 - 3.1 Scope
16 - 3.2 General
16 - 3.3 Requirements
16 - 3.3.1 Minimal information
16 - 3.3.2 Permanence and visibility
17 - APPENDIX A - TESTING CRITERIA
17 - A1 SCOPE
17 - A2 PRINCIPLE
17 - A3 PRELIMINARY CHECK
17 - A4 TEST PROCEDURE
17 - A4.1 Raw influent quality
18 - A4.2 Commissioning
18 - A4.3 Testing
18 - A4.4 Maintenance servicing
18 - A4.5 Addition of septic sludge
19 - A4.6 Final testing
19 - A4.7 Tests
19 - A4.8 Sampling
19 - A4.9 Method of analysis
19 - A4.10 Compliance criteria
20 - A4.11 Reporting
20 - A4.12 Outcomes of testing
23 - APPENDIX B - CHLORINE DISINFECTION
23 - B1 CHLORINE DISINFECTION
23 - B2 SOLID CHLORINE
23 - B3 ENVIRONMENTAL EFFECTS
24 - APPENDIX C - INSTALLATION OF AERATED WASTEWATER SYSTEMS
24 - C1 SCOPE
24 - C2 SITE REQUIREMENTS
24 - C2.1 Near buildings
24 - C2.2 Desludging
24 - C2.3 Soil
24 - C2.4 Surface water
24 - C2.5 Sanitary drainage
24 - C3 INSTALLATION INSTRUCTIONS
24 - C3.1 Manufacturer
25 - C4 INSTALLATION CERTIFICATION
26 - APPENDIX D - OPERATION AND MAINTENANCE
26 - D1 SCOPE
26 - D2 OPERATION AND MAINTENANCE PROCEDURES
26 - D2.1 General
26 - D2.2 Procedures
26 - D2.3 Guidelines

Sets out performance, design, installation, operation and maintenance requirements for aerated wastewater systems. Includes specifications for testing.

This Standard sets out performance requirements, design requirements, means of compliance, installation requirements, requirements for operation and maintenance and specifications for testing aerated wastewater treatment systems (AWTS) and associated fittings.

First published as AS/NZS 1546.3:2001.