Brick and Block Walls
Solid Brick Walls
Bricks ~ these are walling units within a length of 337 5 mm, a width of 225 mm and a height of 112 5 mm. The usual size of bricks in common use is length 215 mm, width 102 5 mm and height 65 mm and like blocks they must be laid in a definite pattern or bond if they are to form a structural wall. Bricks are usually made from clay (BS 3921, BS EN 772-3 and BS EN 772-7) or from sand and lime (BS 187) and are available in a wide variety of strengths, types, textures, colours and special shaped bricks to BS 4729.
Brick Bonding Principles
Typical Details ~
Bonding ~ an arrangement of bricks in a wall, column or pier laid to a set pattern to maintain an adequate lap.
Purposes of Brick Bonding ~
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Obtain maximum strength whilst distributing the loads to be carried throughout the wall, column or pier.
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Ensure lateral stability and resistance to side thrusts.
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Create an acceptable appearance.
Simple Bonding Rules ~
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Bond is set out along length of wall working from each end to ensure that no vertical joints are above one another in consecutive courses.
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Walls which are not in exact bond length can be set out thus
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Transverse or cross joints continue unbroken across the width of wall unless stopped by a face stretcher.
Brick Bonding English Bond
English Bond ~ formed by laying alternate...