![header thumbnail](/images/publishers\bsi_cover.gif)
BS 5628-2:1985
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
![header thumbnail](/images/publishers\bsi_cover.gif)
Code of practice for use of masonry Structural use of reinforced and prestressed masonry
Hardcopy , PDF
15-10-1995
English
29-03-1985
Foreword
Committees responsible
Code of practice
Section one. General
1. Scope
2. Definitions
3. Symbols
4. Alternative materials and methods of design and
construction
Section two. Materials and components
5. General
6. Structural units
7. Steel
8. Damp-proof courses
9. Wall ties
10. Cements
11. Aggregate
12. Mortars
13. Concrete infill and grout
14. Colouring agents for mortar
15. Admixtures
Section three. Design objectives and general
recommendations
16. Basis of design
17. Stability
18. Loads
19. Structural properties and analysis
20. Partial safety factors
Section four. Design of reinforced masonry
21. General
22. Reinforced masonry subjected to bending
23. Reinforced masonry subjected to a combination of
vertical loading and bending
24. Reinforced masonry subjected to axial compressive
loading
25. Reinforced masonry subjected to horizontal forces
in the plane of the element
26. Detailing reinforced masonry
Section five. Design of prestressed masonry
27. General
28. Design for the ultimate limit state
29. Design for the serviceability limit state
30. Design criteria for prestressing tendons
31. Detailing prestressed masonry
Section six. Other design considerations
32. Durability
33. Fire resistance
34. Accommodation of movement
35. Spacing of wall tiles
36. Drainage and waterproofing
37. D.p.cs and copings
Section seven. Work on site
38. Materials
39. Construction
40. Quality
Appendices
A. Design methods for walls incorporating bed joint
reinforcement to enhance lateral load resistance
B. Wall tie for high-lift cavity walls
C. Estimation of deflection
D. Method for determination of charcteristic strength
of brick masonry, fk
Tables
1. Requirements for mortar
2. Chloride content of mixes
3. Characteristic compressive strength, fk, of masonry
4. Characteristic tensile strength of reinforcing
steel, fy
5. Elastic modulus for concrete infill, Ec
6. Partial safety factors, gamma mm, for strength of
reinforced masonry in direct compression and
bending: ultimate limit state
7. Partial safety factors gamma mv, gamma mb, gamma ms:
ultimate limit state
8. Limiting ratios of span to effective depth for
laterally-loaded walls
9. Limiting ratios of span to effective depth for beams
10. Values of the moment of resistance factor, Q, for
various values of fk/gamma mm and lever arm factor,C
11. Effective height of walls and columns
12. Values of the coefficient alpha
13. Selection of reinforcement for durability
14. Minimum concrete cover for carbon steel reinforce-
ment
15. Value of K
16. Value of reduction factor to allow for height to
thickness ratio
Figures
1. Characteristic compressive strength, fk, of masonry
2. Short-term design stress-strain curve for reinforce-
ment
3. Moment of resistance factor, Q
4. Hooks and bends
5. Typical short-term design stress-strain curves for
normal and low relaxation tendons
6. Limiting values for stresses in tendons
7. Minimum concrete cover in pocket-type walls and
in reinforced hollow blockwork walls
8. Wall tie for high-life grouted-cavity wall
9. Typical prisms for determination of fk
Index
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.