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BS 8666:2020 – TC

BS 8666:2020 – TC

$217.84

Tracked Changes. Scheduling, dimensioning, bending and cutting of steel reinforcement for concrete. Specification

Published By Publication Date Number of Pages
BSI 2020 94
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PDF Pages PDF Title
1 compares BS 8666:2020
2 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
5 Foreword
Summary of pages
6 Foreword
Publishing Information
Supersession
Information about this document
7 Presentational conventions
Contractual and legal considerations
Compliance with a British Standard cannot confer immunity from legal obligations.
8 2 Normative references
3 Terms and, definitions and symbols
3.13.1.1 bar
3.1.2 bend angle
3.23.1.3 nominal size nominal diameter
9 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
10 3.1.15 couplers
3.1.16 headed bar
3.1.17 fabricator
3.2 Symbols
4 Notation
11 5 Form of schedule
5.1 General
5.2 Special bar end preparation
5.25.3 Paper-based schedules
12 5.35.4 Electronic data files
6 Form of bar or fabric label
19 7 Dimensions
8 Scheduling
8.1 General
20 8.2 Bends not at right angles
23 8.3 Scheduling allowable deviations between two concrete faces
24 8.4 Shapes with two or more bends
25 Table 2 — Minimum scheduling radii, former diameters and bend allowances
28 Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
29 Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
30 Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
31 Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
32 Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
34 Table 3 — Standard shapes, their method of measurement and calculation of length (continued)
45 9 TolerancesAllowable deviations on cutting and bending dimensions
10 Radius of bending
46 11 Bending of fabric reinforcement
48 12 Fabrication and routine inspection
12.1 Fabrication
12.2 Routine inspection of product
12.2.1 Parameters to be measured
12.2.2 Frequency of inspection
49 12.3 Processed coil product — Evaluation of conformityaudit testing
50 12.4 Processed coil product – factory control
51 Annex A (informative)
A.1 Fabricated material covered by a third-party product certification scheme
A.1.1 Consistency of production
A.1.2 Determination of the long-term quality level
A.2 Batch testing
A.2.1 General
A.2.2 Extent of sampling and inspection/testing
A.2.3 Inspection by attributes
52 A.2.4 Evaluation of results
A.2.5 Inspection report
53 Bibliography
Standards publications
59 Foreword
61 1 Scope
2 Normative references
3 Terms, definitions and symbols
63 4 Notation
Table 1 — Notation of steel reinforcement
5 Form of schedule
5.1 General
64 5.2 Special bar end preparation
5.3 Paper-based schedules
5.4 Electronic data files
65 6 Form of bar or fabric label
66 Figure 1 — Form of bar schedule (with example information included)
67 Figure 2 — Form of fabric schedule
68 Figure 3 — Purpose made fabric example
69 7 Dimensions
8 Scheduling
8.1 General
70 8.2 Bends not at right angles
Figure 4 — Dimensioning of an acute angle
71 Figure 5 — Dimensioning of an obtuse angle
Figure 6 — Dimensioning of cranked bars
72 Figure 7 — Dimensioning of shape codes 48 and 52
73 Table 2 — Minimum scheduling radii, mandrel diameters and end projections
8.3 Scheduling allowable deviations between two concrete faces
74 Table 3 — Standard deductions between two concrete faces
8.4 Shapes with two or more bends
Table 4 — Minimum allowances between two bends
75 Table 5 — Standard shapes, their method of measurement and calculation of length
84 Table 6 — Standard fabric types and stock sheet size
85 9 Allowable deviations on cutting and bending dimensions
Table 7 — Allowable deviations on cutting and bending dimensions
10 Radius of bending
Table 8 — Maximum limit for which a preformed radius is required
86 11 Bending of fabric reinforcement
Figure 8 — Bending instruction sketches
Figure 9 — Position of welded transverse bars
87 12 Fabrication and routine inspection
12.1 Fabrication
12.2 Routine inspection of product
88 Table 9 — Frequency of inspection
12.3 Processed coil product – audit testing
89 12.4 Processed coil product – factory control
90 Annex A (informative)  Third-party certification and batch testing
92 Bibliography

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BS 8666:2020 - TC
$217.84