Table of Contents

Section 1 Scope And General

1.1 Scope And Application

1.2 Referenced Documents

1.3 Definitions

1.4 Notation

1.5 Identification

1.6 Protection Of Works

1.7 Discharge Point Criteria

Section 2 Materials And Products

2.1 Scope Of Section

2.2 Authorization

2.3 Selection And Use

2.4 Roof Drainage System

2.5 Stormwater Drains (Non-Pressure)

2.6 Rising Mains (Pressure)

2.7 Subsoil Drains

2.8 Joints

2.9 Valves

2.10 Concrete And Mortar

2.11 Embedment Material

2.12 Trench Fill

2.13 Miscellaneous

2.14 Filters For Subsoil Drains

Section 3 Roof Drainage Systems-Design

3.1 Scope Of Section

3.2 General Method

3.3 Meteorological Criteria

3.4 Catchment Area

3.5 Eaves Gutter Systems

3.6 Valley Gutters

3.7 Box Gutter Systems

3.8 Soakers

Section 4 Roof Drainage Systems-Installations

4.1 Scope Of Section

4.2 Transport, Handling And Storage

4.3 Thermal Variation

4.4 Corrosion

4.5 Installation And Testing

4.6 Inspection And Cleaning

4.7 Alterations And Disconnection

4.8 Eaves Gutters

4.9 Box Gutters

4.10 Valley Gutters

4.11 Downpipes

4.12 Overflow Devices Or Measures

4.13 Joints For Metal Components

4.14 Joints For PVC Components

4.15 Joints For Other Components

4.16 Support Systems

Section 5 Surface Drainage Systems-Design

5.1 Scope Of Section

5.2 Design Methods

5.3 Layout

5.4 General Method

5.5 Nominal Method

Section 6 Subsoil Drainage Systems-Design

Section 7 Surface And Subsoil Drainage Systems-Installation

7.1 Scope Of Section

7.2 General Requirements

7.3 Site Stormwater Drains

7.4 Subsoil Drains

Section 8 Surface And Subsoil Drainage Systems-Ancillaries

8.1 Scope Of Section

8.2 Paved Surfaces

8.3 Point(S) Of Connection

8.4 Reflux Valves

8.5 Inspection Openings

8.6 Stormwater Pits, Inlet Pits And Arresters

8.7 Surcharge Outlets

8.8 Junctions

8.9 Jump-Ups

8.10 Anchor Blocks

8.11 On-Site Stormwater Detention (OSD) Systems

Section 9 Pumped Systems

9.1 Scope Of Section

9.2 General

9.3 Wet Wells

9.4 Pumps

9.5 Rising Mains

9.6 Electrical Connection

Section 10 Site Testing

10.1 Scope Of Section

10.2 Downpipes, Site Stormwater Drains And Drains Within Or Under Buildings

10.3 Test Criteria

10.4 Procedure

Appendices

Appendix A - Referenced And Related Documents

Appendix B - Site-Mixed Concrete For Minor Works

Appendix C - Stormwater Drainage Installation Plans

Appendix D - Guidelines For Determining Rainfall Intensities

Appendix E - Rainfall Intensities For Australia- 5 Min Duration

Appendix F - Rainfall Intensities For New Zealand-10 Min Duration

Appendix G - Examples Of Overflow Measures For Eaves Gutters

Appendix H - General Method For Design Of Eaves Gutter Systems-Example

Appendix I - Box Gutter Systems-General Method, Design Graphs And Illustrations

Appendix J - Box Gutter Systems-General Method-Examples

Appendix K - Surface Drainage Systems-Nominal And General Methods-Examples

Appendix L - Example Calculation-Pumped System

Appendix M - Subsoil Drainage Systems-Design