AS/NZS 2843.1:2006

AS/NZS 2843.1:2006 TIMBER PRESERVATION PLANTS - TIMBER PRESERVATION PLANT SITE DESIGN

PREFACE

CONTENTS

FOREWORD

SECTION 1 SCOPE AND GENERAL

1.1 SCOPE

1.2 APPLICATION

1.3 REFERENCED DOCUMENTS

1.4 DEFINITIONS

1.4.1 Approved preservatives

1.4.2 CCA-fixation

1.4.3 Drip free

1.4.4 Drip pad

1.4.5 Timber preservation plant site

1.4.6 Treatment area

1.4.7 Treated-timber storage area

1.4.8 Water

1.5 TRANSPORT AND STORAGE

1.6 IDENTIFICATION OF TIMBER-PRESERVATIVE CONTAINERS

1.7 APPROVAL BY REGULATORY AUTHORITIES

SECTION 2 TREATMENT AREA

2.1 GENERAL

2.2 SLOPE OF TREATMENT AREA

2.3 SOIL TYPE

2.4 WATER BODIES

2.5 FLOODING

SECTION 3 TIMBER PRESERVATION PLANT SITE LAYOUT

3.1 GENERAL

3.2 STORMWATER MANAGEMENT

3.2.1 External water

3.2.2 Treated-timber storage area water

3.2.3 Treatment area plant water

3.2.4 Drainage areas

3.3 HOLDING CAPACITY

3.3.1 General

3.3.2 Treatment vessel bund

3.3.3 Joints in treatment area paving

3.3.4 Chemical handling and mixing

3.4 CONTAINMENT OF SPILLAGE

3.5 CONTAINMENT OF DRY PRESERVATIVE AND CONTAMINATED DUST

3.6 TREATMENT AREA-CONSTRUCTION

3.6.1 General

3.6.2 Load carrying

3.6.3 Transportation of contaminated material

3.6.4 Drip pads

3.6.5 Bunded storage areas

3.6.6 Storage areas for flammable materials

3.7 TREATED-TIMBER STORAGE AREA

3.7.1 Provision for moving drip-free timber

3.7.2 Provision for holding and transportation of CCA-treated timber

3.7.3 Provision for dispatch of CCA-treated timber

3.7.4 Movement of treated timber

3.8 ACCESS BY UNAUTHORIZED PERSONS

3.9 CHANGE ROOM AND TOILET FACILITIES

3.10 EMERGENCY SHOWERS, WASHING AND EYE-WASHING FACILITIES

3.11 EATING FACILITIES

3.12 AREAS WHERE FLAMMABLE MATERIALS ARE USED

3.13 AIR QUALITY

SECTION 4 EQUIPMENT DESIGN

4.1 GENERAL

4.2 PRESSURE VESSELS

4.2.1 Certification

4.2.2 Safety interlocks

4.3 HAZARDS TO OPERATORS

4.4 VACUUM PUMPS

4.5 NOISE

4.6 FIREFIGHTING EQUIPMENT

4.7 TANKS AND FITTINGS

4.7.1 General

4.7.2 Water inlet lines

4.7.3 Fluid supply to mixing tanks and storage tanks

4.7.4 Level indicators

4.8 SUMPS

4.8.1 Uncovered sumps

4.8.2 Sump alarm

4.9 NON-PRESSURE TREATMENT EQUIPMENT

APPENDIX A - LISTS OF REGULATORY AUTHORITIES

APPENDIX B - REFERENCED DOCUMENTS

APPENDIX C - TESTING FOR FIXATION USING MERCK KIT

C1 INTRODUCTION

C2 PRINCIPLE

C3 APPARATUS

C4 PROCEDURE

C5 RESULTS