Test Methods and Specifications

Cover of Sealing of Cracks in Flexible Pavements
Sealing of Cracks in Flexible Pavements
  • Publication no: ATS-3472-25
  • Published: 10 June 2025
  • Edition: 1.0

Austroads Technical Specification ATS 3472 sets out the requirements for sealing of cracks in existing asphalt and spray seal flexible pavements to prevent the ingress of water, debris, or foreign matter into the pavement.

This specification can also be downloaded as a Word document.

  • Contents
  • 1. Scope
  • 2. Referenced Documents
  • 3. Definitions
  • 4. Quality System Requirements
  • 5. Materials
  • 6. Application of Sealant
    • General
    • Surface Preparation
    • Application of Crack sealant
    • Tackiness
  • 7. Repair of Defects
  • 8. Records
  • Annexure A: Summary of Hold Points, Witness Points and Records
  • Amendment Record