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BS 8666:2020 - TC Tracked Changes. Scheduling, dimensioning, bending and cutting of steel reinforcement for concrete. Specification, 2020
- Foreword [Go to Page]
- Summary of pages
- Foreword [Go to Page]
- Publishing Information
- Supersession
- Information about this document
- Presentational conventions
- Contractual and legal considerations [Go to Page]
- Compliance with a British Standard cannot confer immunity from legal obligations.
- 2 Normative references
- 3 Terms and, definitions and symbols [Go to Page]
- 3.13.1.1 bar
- 3.1.2 bend angle
- 3.23.1.3 nominal size nominal diameter
- 3.33.1.4 bar mark fabric mark
- 3.43.1.5 shape code
- 3.53.1.6 pitch
- 3.63.1.7 mesh
- 3.73.1.8 fabric
- 3.83.1.9 standard fabric
- 3.93.1.10 purpose made fabric
- 3.103.1.11 fabric reference
- 3.113.1.12 bar schedule
- 3.123.1.13 fabric schedule
- 3.133.1.14 link
- 3.1.15 couplers
- 3.1.16 headed bar
- 3.1.17 fabricator
- 3.2 Symbols
- 4 Notation
- 5 Form of schedule [Go to Page]
- 5.1 General
- 5.2 Special bar end preparation
- 5.25.3 Paper-based schedules
- 5.35.4 Electronic data files
- 6 Form of bar or fabric label
- 7 Dimensions
- 8 Scheduling [Go to Page]
- 8.1 General
- 8.2 Bends not at right angles
- 8.3 Scheduling allowable deviations between two concrete faces
- 8.4 Shapes with two or more bends
- Table 2 — Minimum scheduling radii, former diameters and bend allowances
- Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
- Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
- Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
- Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
- Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
- Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
- 9 TolerancesAllowable deviations on cutting and bending dimensions
- 10 Radius of bending
- 11 Bending of fabric reinforcement
- 12 Fabrication and routine inspection [Go to Page]
- 12.1 Fabrication
- 12.2 Routine inspection of product [Go to Page]
- 12.2.1 Parameters to be measured
- 12.2.2 Frequency of inspection
- 12.3 Processed coil product — Evaluation of conformityaudit testing
- 12.4 Processed coil product – factory control
- Annex A (informative) [Go to Page]
- A.1 Fabricated material covered by a third-party product certification scheme [Go to Page]
- A.1.1 Consistency of production
- A.1.2 Determination of the long-term quality level
- A.2 Batch testing [Go to Page]
- A.2.1 General
- A.2.2 Extent of sampling and inspection/testing
- A.2.3 Inspection by attributes
- A.2.4 Evaluation of results
- A.2.5 Inspection report
- Bibliography [Go to Page]
- Standards publications
- Tracked_Changes_Cover_Markup_new.pdf [Go to Page]
- compares BS 8666:2020 [Go to Page]
- TRACKED CHANGES
- Text example 1 — indicates added text (in green)
- This document is a PDF containing a Tracked Changes version of BS 8666, which compares BS 8666:2020 with BS 8666:2005 incorporating amendment 1.
- The original version of BS 8666:2020, appended at the end of this document, should be considered the version of record for this publication.
- © The British Standards Institution 2020
- Published by BSI Standards Limited 2020
- ISBN 978 0 539 16421 3
- Date Text affected
- 30403584-WEB.pdf [Go to Page]
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms, definitions and symbols
- 4 Notation [Go to Page]
- Table 1 — Notation of steel reinforcement
- 5 Form of schedule [Go to Page]
- 5.1 General
- 5.2 Special bar end preparation
- 5.3 Paper-based schedules
- 5.4 Electronic data files
- 6 Form of bar or fabric label [Go to Page]
- Figure 1 — Form of bar schedule (with example information included)
- Figure 2 — Form of fabric schedule
- Figure 3 — Purpose made fabric example
- 7 Dimensions
- 8 Scheduling [Go to Page]
- 8.1 General
- 8.2 Bends not at right angles
- Figure 4 — Dimensioning of an acute angle
- Figure 5 — Dimensioning of an obtuse angle
- Figure 6 — Dimensioning of cranked bars
- Figure 7 — Dimensioning of shape codes 48 and 52
- Table 2 — Minimum scheduling radii, mandrel diameters and end projections
- 8.3 Scheduling allowable deviations between two concrete faces
- Table 3 — Standard deductions between two concrete faces
- 8.4 Shapes with two or more bends
- Table 4 — Minimum allowances between two bends
- Table 5 — Standard shapes, their method of measurement and calculation of length
- Table 6 — Standard fabric types and stock sheet size
- 9 Allowable deviations on cutting and bending dimensions [Go to Page]
- Table 7 — Allowable deviations on cutting and bending dimensions
- 10 Radius of bending [Go to Page]
- Table 8 — Maximum limit for which a preformed radius is required
- 11 Bending of fabric reinforcement [Go to Page]
- Figure 8 — Bending instruction sketches
- Figure 9 — Position of welded transverse bars
- 12 Fabrication and routine inspection [Go to Page]
- 12.1 Fabrication
- 12.2 Routine inspection of product
- Table 9 — Frequency of inspection
- 12.3 Processed coil product – audit testing
- 12.4 Processed coil product – factory control
- Annex A (informative) Third-party certification and batch testing
- Bibliography [Go to Page]
