Product Overview

Summary: This Timber Selection Standard Operating Procedure provides a clear, repeatable method for choosing the right timber grade, species and treatment for Australian construction, fit-out and manufacturing projects. It helps your team make consistent, compliant decisions that protect structural integrity, appearance, durability and cost outcomes across every job.

Timber selection directly impacts structural performance, durability, appearance and lifecycle cost, yet in many businesses it is left to habit, supplier preference or last‑minute decisions on site. This Timber Selection Standard Operating Procedure gives your organisation a structured, documented process for assessing project requirements and matching them to the correct timber species, grade, treatment level and moisture condition for Australian conditions. It translates technical requirements from drawings, specifications and Australian Standards into practical, step‑by‑step guidance your team can actually use.

The SOP addresses common pain points such as inconsistent product choices between sites, rejected deliveries, warping and splitting due to moisture mismatch, and disputes with clients or certifiers over non‑conforming materials. By defining who can approve timber selections, how to verify compliance markings, and what checks to complete at quotation, ordering and delivery stages, the procedure reduces rework and material waste while supporting your legal obligations under the National Construction Code and WHS legislation. The result is a more reliable supply chain, fewer onsite surprises, and documented evidence that your business has exercised due diligence in material selection.

Key Benefits

• Standardise timber selection decisions across projects, teams and suppliers.
• Reduce costly rework, delays and waste caused by incorrect or non‑conforming timber.
• Ensure timber choices align with structural, fire, durability and aesthetic requirements in Australian conditions.
• Support compliance with relevant Australian Standards, NCC requirements and client specifications.
• Improve communication between designers, supervisors, trades and procurement through a shared, documented process.

Who is this for?

• Construction Project Managers
• Site Supervisors
• Carpenters and Joiners
• Cabinetmakers and Shopfitters
• Procurement and Purchasing Officers
• Estimators and Quantity Surveyors
• Architects and Building Designers
• Quality Assurance Managers
• Timber Yard and Warehouse Managers

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions and Terminology (Species, Grades, Treatments, Moisture Content)
• 3.0 Roles and Responsibilities in Timber Selection
• 4.0 Applicable Standards, Codes and Project Specifications
• 5.0 Pre-Selection Assessment (Structural, Environmental and Aesthetic Requirements)
• 6.0 Timber Species and Grade Selection Criteria
• 7.0 Durability, Hazard Class and Treatment Level Requirements
• 8.0 Moisture Content, Seasoning and Storage Considerations
• 9.0 Fire, Bushfire and Acoustic Performance Requirements
• 10.0 Sustainable Sourcing and Chain of Custody (FSC/PEFC) Considerations
• 11.0 Supplier Qualification and Product Verification (Markings, Certificates, Test Reports)
• 12.0 Step-by-Step Timber Selection and Approval Workflow
• 13.0 Ordering, Documentation and Traceability Requirements
• 14.0 Delivery, Inspection and Non-Conformance Management
• 15.0 Record Keeping, Version Control and Documented Evidence
• 16.0 Training, Competency and Review of the Procedure

Legislation & References

• AS 1684 Residential timber-framed construction (series)
• AS 1720.1 Timber structures – Design methods
• AS 1604 Preservative-treated wood-based products (series)
• AS 2796 Timber – Hardwood – Sawn and milled products
• AS 4785 Timber – Softwood – Sawn and milled products
• AS/NZS 1080 Timber – Methods of test (series)
• National Construction Code (NCC) – Performance and Deemed-to-Satisfy provisions for timber construction
• AS 3959 Construction of buildings in bushfire-prone areas (for bushfire-resisting timber selection where applicable)