Test Methods and Specifications
Installation of Road Signs
- Publication no: ATS-4320-26
- Published: 22 April 2026
- Edition: 1.0
- Superseded
- PDF (free) Download
Austroads Technical Specification ATS 4320 sets out the requirements for the installation of signs on the road network. It also covers the removal, modification and relocation of existing signs.
ATS 4320 does not cover any of the following:
- a) manufacture and supply of Sign Faces (refer to ATS 4310);
- b) installation of signs attached to bridges, cantilever structures or gantries;
- c) design of the Sign Supports;
- d) installation of electronic message signs; or
- e) installation of signs for temporary Works (unless specified otherwise).
This technical specification can also be downloaded as a Word document.
This edition has been superseded. The latest edition is available here.
- 1. Scope
- 2. Referenced Documents
- 3. Definitions
- 4. Quality System Requirements
- 5. Materials
- General
- Fabrication of Steel and Aluminium Components
- Protective Treatment of Steel
- Proprietary Products
- Identification of Sign Supports
- Records
- 6. General
- 7. Installation of Sign Supports
- Position of Signs
- Footings
- Footing Sleeves and Spikes
- Erection of Sign Supports
- 8. Attachment of Sign Faces
- General
- Tolerances
- Masking of Signs
- Cleaning
- 9. Completion
- Conformance Report
- ‘As-constructed’ Drawings
- Annexure A Summary of Hold Points, Witness Points and Records
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