Test Methods and Specifications
Protection of Steelwork by the Use of Paint Coatings
- Publication no: ATS-5450-25
- Published: 1 December 2025
- Edition: 2.0
- PDF (free) Download
Austroads Technical Specification ATS 5450 sets out the requirements for the protective treatment of structural steelwork by painting, including:
- a) surface preparation;
- b) supply of materials;
- c) selection of paint coating systems; and
- d) application of the paint.
The technical specification can also be downloaded as a Word document.
Edition 2.0 published November 2025
Edition 2.0 includes:
- Changes made throughout the document to the language to remove ambiguities and improve readability.
Superseded editions
Edition 1.0 published October 2023
- 1. Scope
- 2. Referenced Documents
- 3. Definitions
- 4. Quality System Requirements
- 5. Accreditation of the Applicator
- 6. Program of Work
- 7. Personnel and Inspectors
- 8. Materials
- Paint
- Abrasive
- Other Materials
- 9. Coating Systems
- 10. Surface Preparation
- General
- Defects in Previously Painted Surfaces
- Overcoating of Existing Paint
- Surface Preparation and Surface Profile
- Cleaning After Blasting
- Surface Cleanliness
- Preparation of Galvanised Surfaces
- Surface Preparation Records
- 11. Treatment of Special Areas
- General
- Steelwork Embedded into Concrete
- 12. Paint Application
- General
- Pre-Painting Inspection
- Application Conditions
- Tools and Equipment
- Mixing Paints
- Application of Primer
- Stripe Coats
- Crevices and Gaps
- Painting Trials
- Paint Application Records
- 13. Conformity
- General
- Definition of a Lot
- Measurement of Dry Film Thickness
- Dry Film Thickness Requirements
- Adhesion
- Appearance
- Disposition of Nonconformity
- Records
- 14. Handling, Storage, Transport and Erection
- General
- Handling
- Storage
- Transport
- During Construction
- Repair of Damage During Construction
- 15. Completion
- Annexure A Summary of Hold Points, Witness Points and Records
Related publications
ATS-5452-26
ATS-5230-26
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