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BS 5628-2:2000

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Code of practice for use of masonry Structural use of reinforced and prestressed masonry
Available format(s)

Hardcopy , PDF

Superseded date

28-12-2005

Language(s)

English

Published date

15-11-2000

Committees responsible
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Alternative materials and methods of design and
      construction
6 Materials and components
7 Design objectives and general recommendations
8 Design of reinforced masonry
9 Design of prestressed masonry
10 Other design considerations
11 Work on site
Annex A (normative) Design method for walls incorporating
                    bed joint reinforcement to enhance
                    lateral load resistance
Annex B (informative) Wall tie for high-lift cavity walls
Annex C (informative) Estimation of deflection
Annex D (normative) Method for determination of
                    characteristic strength of brick
                    masonry, fk
Annex E (informative) Durability recommendations for various
                      construction types
Bibliography
Index
Figure 1 - Characteristic compressive strength, fk, of
           masonry
Figure 2 - Short-term design stress-strain curve for
           reinforcement
Figure 3 - Moment of resistance factor, Q
Figure 4 - Hooks and bends
Figure 5 - Typical short-term design stress-strain curves
           for normal and low relaxation tendons
Figure 6 - Minimum concrete cover in pocket-type walls and
           in reinforced hollow blockwork walls
Figure B.1 - Wall tie for high-lift grouted-cavity wall
Figure D.1 - Typical prisms for determination of fk
Table 1 - Requirements for mortar
Table 2 - Chloride content of mixes
Table 3 - Characteristic compressive strength, fk, of masonry
Table 4 - Characteristic tensile strength of reinforcing
          steel, fy
Table 5 - Characteristic anchorage bond strength
Table 6 - Elastic modulus for concrete infill, Ec
Table 7 - Partial safety factors, gmm, for strength of
          reinforced masonry in direct compression and
          bending: ultimate limit state
Table 8 - Partial safety factors, gmv, hm and gms: ultimate
          limit state
Table 9 - Limiting ratios of span to effective depth for
          laterally-loaded walls
Table 10 - Limiting ratios of span to effective depth for
           beams
Table 11 - Values of the moment of resistance factor, Q, for
           various values of fk/gmm and lever arm factor, C
Table 12 - Effective height of walls and columns
Table 13 - Values of the coefficient j
Table 14 - Selection of reinforcement for durability
Table 15 - Minimum concrete cover for carbon steel
           reinforcement
Table 15a - Adjustments to minimum cement contents for
            aggregates other than 20 mm nominal maximum size
Table D.1 - Value of k
Table D.2 - Value of reduction factor to allow for ratio h/t
Table E.1 - Durability recommendations for various
            construction types

Gives recommendations for the structural design of reinforced and prestressed masonry constructed of brick or block masonry or masonry of square dressed natural stone.

Committee
B/525/6
DevelopmentNote
Supersedes BS 5628-2(1995) and 98/104044 DC. (09/2002)
DocumentType
Standard
Pages
66
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

DD ENV 1996-2:2001 Eurocode 6. Design of masonry structures Design, selection of materials and execution of masonry (together with United Kingdom National Application Document)
BS 3921:1985 Specification for clay bricks
BS 5628-1:1992 Code of practice for use of masonry Structural use of unreinforced masonry
BS 5502-75:1993 Buildings and structures for agriculture Code of practice for the design and construction of forage stores

BS 1881-116:1983 Testing concrete Method for determination of compressive strength of concrete cubes
BS 5328-1:1997 Concrete Guide to specifying concrete
BS 5075-1:1982 Concrete admixtures Specification for accelerating admixtures, retarding admixtures and water reducing admixtures
BS 4483:1985 Specification for steel fabric for the reinforcement of concrete
BS 4486:1980 Specification for hot rolled and hot rolled and processed high tensile alloy steel bars for the prestressing of concrete
BS 1881-102:1983 Testing concrete Method for determination of slump
BS 6399-3(1988) : 1988 LOADING FOR BUILDINGS - PART 3: CODE OF PRACTICE FOR IMPOSED ROOF LOADS
BS 1014:1975 Specification for pigments for Portland cement and Portland cement products
BS 4729:1990 Specification for dimensions of bricks of special shapes and sizes
BS 8110-2:1985 STRUCTURAL USE OF CONCRETE - PART 2: CODE OF PRACTICE FOR SPECIAL CIRCUMSTANCES
BS 4721:1981 Specification for ready-mixed building mortars
BS 5896:1980 Specification for high tensile steel wire and strand for the prestressing of concrete
BS 5628-3:1985 Code of practice for use of masonry Materials and components, design and workmanship
BS 5075-2:1982 Concrete admixtures Specification for air-entraining admixtures
BS 4449:1997 Specification for carbon steel bars for the reinforcement of concrete
BS 6457:1984 Specification for reconstructed stone masonry units
BS 6073-1:1981 Precast concrete masonry units Specification for precast concrete masonry units
BS 4887-1:1986 Mortar admixtures Specification for air-entraining (plasticizing) admixtures
BS 6073-2:1981 Precast concrete masonry units Method for specifying precast concrete masonry units
BS 8002:1994 Code of practice for earth retaining structures
BS 4027:1996 Specification for sulfate-resisting Portland cement
BS 6399-1:1996 LOADING FOR BUILDINGS - PART 1: CODE OF PRACTICE FOR DEAD AND IMPOSED LOADS
BS 6649:1985 Specification for clay and calcium silicate modular bricks

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