Building Regulations

NHBC Standards – 2 1 Concrete and its Reinforcement

Summary

Chapter 2.1 gives guidance on meeting the Technical Requirements and recommendations for concrete mixes suitable for various locations in and around dwellings.

NHBC Standards do not cover aspects of health and safety relating to building operations and to the handling and use of certain building materials. Such matters are covered by statutory requirements.

This version of the Standards has been updated to include the Amendments to the Standards April 2004 . Previous versions of the standards can be accessed in the Archive section (below).

Section 2.1 Contents

DESIGN

  • Design Standard
  • Suitability of concrete
  • Mix design
  • Reinforced concrete
  • Special types of concrete
  • Admixtures
  • Provision of information

MATERIALS

  • Materials standards
  • Ready-mixed concrete
  • Site-mixed concrete
  • Reinforcement

SITEWORK

  • Sitework standards
  • Storage of materials
  • Blinding concrete
  • Formwork
  • Reinforcement
  • Ready-mixed concrete
  • On-site concrete mixing
  • Testing
  • Casting
  • Curing

APPENDIX 2.1 A

  • Statutory references

APPENDIX 2.1-B

  • Table 1 - General purpose concrete mixes
  • Site mixed concrete
  • Table 2a - Mix proportion by weight
  • Table 2b – Mix proportion by volume
  • Table 2c – Slump classes
  • Table 3 – Exposure conditions
  • Buried concrete in aggressive ground
  • Table 4a – Aggressive Chemical Environment for concrete
  • Table 4b – Design guide for concrete elements in the ground

LIST OF CHAPTERS

INDEX

Archive

  • Chapter 2.1 (2003)
  • Amendments to the Standards (2003)

Source: NHBC Standards
April 2004

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