Standard
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AS/NZS 1546.1:2008
[Current]On-site domestic wastewater treatment units, Part 1: Septic tanks
AS/NZS 1546.1 specifies performance requirements and performance criteria for septic tanks, technical means of compliance and provides test specifications that enable septic tanks to be manufactured to comply with the performance requirements and performance criteria.
Published: 25/05/2008
Pages: 69
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
FOREWORD
1 GENERAL
1.1 Objective
1.2 Scope
1.2.1 General
1.2.2 Structural design
1.3 Interpretation
1.4 Application
1.4.1 General
1.4.2 Conventional designs and materials
1.4.3 Non-standard materials, installations, or designs
1.4.4 Operation and Maintenance
1.5 Legislation
1.5.1 Australia
1.5.2 New Zealand
1.5.2.1 New Zealand Building Code
1.5.2.2 Resource Management Act
1.6 Referenced documents
1.7 Definitions
1.8 Abbrevations
2 PERFORMANCE REQUIREMENTS AND PERFORMANCE CRITERIA
2.1 Scope
2.2 General
2.3 Performance requirements
2.3.1 General
2.3.2 Septic tank
2.3.3 Holding tanks and pump wells
2.3.4 Serviceable life
2.4 Performance criteria
2.4.1 Capacities
2.4.2 Flow path
2.4.3 Inlet and outlet fittings
2.4.4 Outlet filters
2.4.5 Joints
2.4.6 Partitions
2.4.7 Access and inspection openings and covers
2.4.8 Extensions
2.4.9 Watertightness
2.4.10 Integrity
2.4.11 Loading of tanks
2.4.11.1 General
2.4.11.2 Integrity during handling or installation
2.4.11.3 Hydrostatic uplift
2.4.11.4 Lateral loads
2.4.11.5 Top loads
3 GENERAL REQUIRMENTS OF SEPTIC TANKS
3.1 Scope
3.2 Design
3.2.1 Tank
3.2.2 Anchorage
3.2.3 Vehicular loads
3.3 Inlet fittings and outlet fittings
3.3.1 Design
3.3.2 Size
3.3.3 Position of inlet and outlet fittings in tank
3.3.3.1 Inlet pipe
3.3.3.2 Inlet and outlet fittings
3.4 Optional devices
3.4.1 Partitions
3.4.2 Outlet filters
3.4.3 Gas baffle
3.5 Vents
3.6 Access and inspection openings and covers
3.7 Extensions
3.8 Holding tanks and pump wells
4 MARKING
4.1 Minimum information
4.2 Other components
4.3 Permanence and visibility
5 PRECAST CONCRETE STEEL-REINFORCED SEPTIC TANKS AND PRECAST STEEL-FIBRE REINFORCED SEPTIC TANKS
5.1 Scope
5.2 Materials
5.2.1 Cement
5.2.2 Aggregate
5.2.3 Admixture
5.2.4 Steel reinforcement
5.2.4.1 Steel bars, fabric and wire
5.2.4.2 Steel fibre
5.3 Concrete
5.3.1 General
5.3.2 Specification
5.3.3 Fibre-reinforced concrete
5.4 Manufacture
5.4.1 General
5.4.2 Methods
5.4.2.1 Cylindrical walls
5.4.2.2 Tank ends
5.4.2.3 Steel reinforced tanks
5.4.2.3.1 Mixing of steel fibre
5.4.2.3.2 Concrete finish
5.4.2.3.3 Fibre content
5.4.3 Thickness of tank components
5.4.4 Reinforcement
5.4.4.1 Cover
5.4.4.2 Corrosion protection
5.4.4.3 Quality of reinforcement
5.4.4.4 Lapping of reinforcement
5.4.4.5 Tank ends
5.4.5 Provision of fittings, partitions, and their assembly
5.4.5.1 Inlet and outlet fittings
5.4.5.2 Partitions
6 CAST-IN-SITU CONCRETE SEPTIC TANKS
6.1 Scope
6.2 Materials
6.3 Construction
6.3.1 Floors and walls
6.3.2 Roof
6.3.3 Cover to reinforcement
7 REINFORCEMENT CEMENT MORTAR SEPTIC TANKS
7.1 Scope
7.2 Materials and manufacture
8 GLASS FIBRE-REINFORCED PLASTIC SEPTIC TANKS
8.1 Scope
8.2 Performance requirements
8.2.1 General
8.2.2 Other requirements
8.3 Design
8.3.1 General
8.3.2 Design basis
8.4 Materials
8.4.1 Resin
8.4.2 Reinforcement
8.4.2.1 Glass-fibre
8.4.3 Gelcoats
8.4.3.1 Polyester
8.4.3.2 Other Gelcoats
8.4.4 Fasteners
8.5 Manufacture
8.5.1 General
8.5.2 Laminate and thickness
8.5.3 Surface finish
8.5.4 Inlet and outlet holes
8.5.5 Inlet and outlet fittings
8.5.6 Partitions
8.6 Testing
8.6.1 Type testing
8.6.1.1 Flexural strength and modulus of elasticity
8.6.1.2 Impact resistance
8.6.1.3 Hardness
8.6.1.4 Water absorption
8.6.1.5 Glass fibre content
8.6.1.6 Tensile strength
8.6.1.7 Tensile elongation
8.6.2 Routine quality control testing
8.6.3 Test records
9 PLASTIC SEPTIC TANKS
9.1 Scope
9.2 Performance requirements
9.2.1 General
9.2.2 Other requirements
9.3 Design
9.3.1 General
9.3.2 Thickness
9.4 Materials
9.4.1 Polymer
9.4.2 Fasteners
9.5 Manufacture
9.5.1 General
9.5.2 Joints
9.5.3 Fasteners
9.5.4 Inlet and outlet fittings
9.5.5 Partitions
9.6 Testing
9.6.1 Routine quality control testing
9.6.1.1 General
9.6.1.2 Test specimen
9.6.1.3 Tests
9.6.1.4 Test reports
APPENDIX A
A1 SCOPE
A2 RELAVANCE
A3 PRODUCT CERTIFICATION
A4 DEFINITIONS
A5 TESTING
A5.1 Type testing
A5.2 Batch release testing
A5.3 Retesting
APPENDIX B
B1 SCOPE
B2 GENERAL
B2.1 Siting of tanks
B2.2 Soil
B2.3 Surface water
B2.4 Access
B2.5 Drainage
B2.6 Desludging
B3 INSTALLATION INSTUCTIONS
B3.1 General
B3.2 Councils
B3.3 Manufacturer
B3.4 Repairs
APPENDIX C
C1 SCOPE
C2 APPLICATION AND USE
C2.1 Application
C2.1 Use
C3 SEPTIC TANKS
APPENDIX D
D1 SCOPE
D2 APPLICATION AND USE
D3 OUTLET FILTER REQUIRMENTS
D3.1 Durability
D3.2 Construction and operation details
D3.3 Installation
D3.3.1 Filters intergral with the tank
D3.3.2 Filters external to the tank
D3.3.3 Filters retrofitted to an existing septic tank
D3.4 Access
D4 OPERATION AND MAINTENANCE SERVICING
APPENDIX E
E1 SCOPE
E2 PRINCIPLE
E3 TESTING
E3.1 Procedure
E3.2 Test criteria
E4 TEST RECORDS
APPENDIX F
F1 SCOPE
F2 PRINCIPLES
F3 TESTING
F4 TEST RECORDS
APPENDIX G
G1 SCOPE
G2 PRINCIPLES
G3 TESTING OF TANKS CAST-IN-SITU
G3.1 Testing procedure
G3.2 Test criteria
G4 TESTING OF FACTORY-BUILT TANKS
G4.1 Set-up and test procedure
G4.2 Test criteria
G5 REPAIR
G6 TEST RECORDS
APPENDIX H
H1 SCOPE
H2 PRINCIPLE
H3 APPARATUS
H4 TEST PROCEDURE
H5 ASSESSMENT
H6 TEST RECORDS
APPENDIX J
J1 SCOPE
J2 PRINCIPLE
J3 APPARATUS
J4 TEST PROCEDURE
J4.1 Establish test loads
J4.2 Testing of empty septic tank
J4.3 Testing of tank filled with water
J5 ASSESSMENT
J6 TEST RECORDS
APPENDIX K
K1 SCOPE
K2 PRINCIPLE
K3 APPARATUS
K4 TEST PROCEDURE
K4.1 General
K4.2 Load application
K5 ASSESSMENT
K6 TEST RECORDS
APPENDIX L
L1 GENERAL
L2 PRINCIPLE
L3 APPARATUS
L4 TEST SPECIMENS
L5 TEST PROCEDURE
L6 TEST RECORDS
APPENDIX M
M1 SCOPE
M2 PRINCIPLE
M3 APPARATUS
M4 TEST PROCEDURE
M5 TEST CRITERIA
M6 TEST RECORDS
APPENDIX N
N1 SCOPE
N2 PRINCIPLE
N3 RELEVANCE
N4 DEFINITIONS
N5 CONDITIONING
N6 TEST PROCEDURE
N6.1 Test specimen
N6.2 Test procedure
N7 REPORT
Cited references in this standard
[Superseded]
Precast reinforced concrete box culverts, Part 1: Small culverts (not exceeding 1200 mm width and 900 mm depth)
[Superseded]
Copper and copper alloys — Compositions and designations of refinery products, wrought products, ingots and castings
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