Test Methods and Specifications
In Situ Pavement Stabilisation Using Cement or Cementitious Blends
- Publication no: ATS-3330-25
- Published: 17 September 2025
- Edition: 1.0
- PDF (free) Download
Austroads Technical Specification ATS 3330 sets out the requirements for the in situ stabilisation of pavement material using cement or cementitious binders.
The technical requirements for the mix design of the stabilised material are excluded from this Specification.
This technical specification is also available as a Word document.
- 1. Scope
- 2.Referenced Documents
- 3. Definitions
- 4. Quality System Requirements
- 5. Approval of the Mix Design
- 6. Constituent Materials
- General
- Imported Material to be Stabilised
- Stockpiling of Imported Material to be Stabilised
- Stabilising Binders
- Retarder
- Water
- Testing and Approval of Constituent Materials
- 7. Plant and Equipment
- General
- Stabilising Binder Equipment
- Intelligent Construction Rollers
- 8. Construction of the Stabilised Pavement
- Quality Plan
- General
- Trial Pavement
- Working Time
- Conditions for Stabilisation
- Material not Incorporated into the Stabilised Pavement
- Incorporation of Moisture
- Uniformity of Stabilised Material
- 9. Preparatory Work
- General
- Removal of Material Unsuitable for Stabilisation
- Preliminary Pulverisation
- Shape Correction (if Required)
- Compacting, Shaping and Trimming the Surface
- 10. Stabilisation of the Pavement
- General
- Handling of Stabilising Binder
- Corrected Content
- Spreading of Stabilising Binder
- Records
- Time Between Spreading and Mixing
- Incorporation of Stabilising Binder
- Single Incorporation Pass and Final Moisture Incorporation Pass
- Multiple Incorporation Passes
- Compacting and Shaping of Surface Between Incorporation Passes
- Compacting and Shaping of Surface Prior to the Final
- Moisture Incorporation Pass
- Final Moisture Incorporation Pass
- Moisture Ratio
- Unconfined Compressive Strength
- Measuring Actual Stabilised Layer Thickness
- Compaction and Trimming after Final Moisture Incorporation Pass
- Intelligent Construction
- Longitudinal Joints
- Transverse Joints
- Surface Finish
- Trafficking the Stabilised Layer
- Curing
- Maintenance of the Stabilised Layer
- 11. Conformity of the Stabilised Pavement
- General
- Conformance Testing
- Time Limits for Testing
- Surface Finish
- Road Roughness
- Compaction
- Ball Penetration Testing
- Proof Rolling
- 12. Conformity – Geometrics
- General
- Geometric Tolerances
- Vertical Tolerances
- Deviation from a Straightedge
- Crossfall
- 13. Acceptance
- Annexure A Summary of Hold Points, Witness Points and Records
- Annexure B Incorporation of Stabilising Binder and Mixing
- Amendment Record
- Attachment A Contract Specific Requirements
Related publications
ATS-3145-26
ATS-3510-25
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