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BS 8000-3:2020 + CHECKLIST – SET 2021

$183.59

Workmanship on construction sites – Masonry. Code of practice

Published By Publication Date Number of Pages
BSI 2021 64
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This part of BS 8000 gives recommendations for workmanship in the construction of brick, block and stone masonry.

This part of BS 8000 has been drafted in accordance with the recommendations in BS 8000-0.

NOTE 1 The general principles of workmanship on construction sites are given in BS 8000-0.

This part of BS 8000 does not specifically address health and safety issues; however, it does, where appropriate, highlight the importance of health and safety procedures and draw attention to the relevant legislation/advice.

At the time of publication this part of BS 8000 does not cover maintenance and restoration.

The intended users of this British Standard are designers, specifiers, contractors, quality controllers, inspectors and operatives.

NOTE 2 This British Standard contains information of relevance to educators.

NOTE 3 For design aspects of masonry, the user is referred to BS EN 1996-1-1:2005+A1, BS EN 1996-1-2, BS EN 1996-2:2006, PD 6697:2019 and BS 8103-2.

NOTE 4 Attention is drawn to any additional technical information that relates to proprietary systems, such as that supplied by the manufacturer.

PDF Catalog

PDF Pages PDF Title
5 Foreword
7 1 Scope
2 Normative references
8 3 Terms and definitions
10 4 Health and safety
5 Accuracy
5.1 General
11 Figure 1 — Dimensional variability for components, prepared space and joints
5.2 Specifying accuracy
5.3 Achieving accuracy
5.4 Nominal dimensions
12 5.5 Grid lines and setting out
6 Materials, handling and preparation
6.1 Brick and block
14 6.2 Stone (manufactured and natural)
15 6.3 Ancillary and other components
16 6.4 Mortars/mix constituents (e.g. cement, lime and sand)
18 7 Installation and/or execution
7.1 Brick and block
19 Figure 2 — Protecting brickwork
22 Table 1 — Spacing of wall ties
Figure 3 — Spacing of ties
25 Figure 4 — DPC at base of wall
26 Figure 5 — Cavity tray installation
Figure 6 — Flashing and cavity tray junction
27 Figure 7 — Chimney on outside wall
Figure 8 — Chimney with DPC tray and flashing
Figure 9 — Chimney at ridge
28 Figure 10 — Vertical DPC at opening
29 Figure 11 — Stepping DPC above ground
30 Figure 12 — Insulation in cavity walls
32 Figure 13 — Bond design in fair-faced masonry
Figure 14 — Cappings and copings to a masonry wall
33 Figure 15 — Creasing tiles used as a capping
34 Table 2 — Minimum bearing length
35 Figure 16 — Steel lintels
36 Figure 17 — Intersections in brick or block wall
Figure 18 — Junctions between walls and joists/rafters
37 Figure 19 — Typical joist hanger built into masonry
40 Table 3 — Permissible deviations for masonry elements
41 Figure 20 — DPC tray extended through the liner into the flue
42 7.2 Stone
Table 4 — Permissible deviations in masonry (other than stone masonry)
Table 5 — Permissible deviations in stone masonry
43 8 Checking
9 Handover
9.1 Efflorescence
44 9.2 Lime staining
9.3 Assessment of fair-faced masonry
45 Annex A (informative)  Site method for assessing dimensions and tolerances of clay and masonry units manufactured to a standard UK work size
46 Figure A.1 — Arrangement of bricks for measurement of dimension
Table A.1 — Tolerance category criteria
Figure A.2 — Brick measurement positions
47 Table A.2 — Range category criteria
48 Annex B (informative)  Example report format for Procedure B outlined in Annex A
49 Bibliography
BS 8000-3:2020 + CHECKLIST - SET 2021
$183.59