Test Methods and Specifications

Cover of Supply of Box Culverts
Supply of Box Culverts
  • Publication no: ATS-2235-25
  • Published: 21 March 2025
  • Edition: 1.0

Austroads Technical Specification ATS 2235 sets out the requirements for the supply of precast reinforced concrete rectangular box culverts and associated components (‘Culverts’). It excludes Culverts which:

  • have a height or span exceeding 4.2 m;
  • are subject to internal hydraulic pressure; and
  • are designated railway load class.

ATS 2235 applies to both Small Culverts and Large Culverts. Culverts must comply with the with the requirements of AS 1597, as amended by this Specification.

ATS 2235 Supply of Box Culverts replaces ATS 2230 Supply of Small Box Culverts.

This specification can also be downloaded as a Word document.

  • 1. Scope
  • 2. Referenced Documents
  • 3. Definitions
  • 4. Quality System Requirements
  • 5. Materials
  • 6. Design
  • 7. Manufacture
    • Production and Placement of Concrete
    • Curing
    • Dimensions
    • Tolerances
    • Provision for Lifting Culverts
    • Storage and Handling
    • Defects
    • Finishing and Repairs
  • 8. Concrete Cover Testing
  • 9. Load Testing of Small Culverts
    • General
    • Type Testing
    • Routine Sampling and Testing
  • 10. Information to be Supplied by the Manufacturer
  • Annexure A: Summary of Hold Points, Witness Points and Records
  • Amendment Record