Content Page: Model Building By Laws

  • Panel-Walls

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    (1) Panel-walls shall be secured to the structural frame at both ends and, where required by section 52, along their tops, so as to prevent lateral movement, by means of corrosion-resistant anchors, each of cross-sectional area of not less than 60 square millimetres. (2) There shall be one anchor for each 0,5 square metre or…

  • Masonry Curtain-Wall

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    (1) Masonry curtain-walls shall be tied to the horizontal and vertical structural members of the building frame by means of corrosion-resistant anchors, which are secured to such members with fastenings which develop the full strength of the fastenings which develop the full strength of the anchor, and there shall be at least anchor for each…

  • Faced Walls

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    (1) For empirically constructed faced walls the building-units and mortar comprising both facing and backing shall comply with the requirements of section 42. (2) No materials other than those referred to in S.A.B.S. 073 shall be used for anchors unless they are tested and shown to be satisfactory, in the opinion of the local authority.…

  • Veneered Walls

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    (1) Materials used as veneers shall have a thickness not less than stated in S.A.B.S. 073 except where the local authority permits a local diminution of thickness such as required to permit the support of veneer on a rib, slab or beam. (2) Materials used for masonry veneer shall be sound and durable and free…

  • Parapet-Walls, Balustrade-Walls And Breast-Walls

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    (1) Masonry parapet-walls shall be designed in accordance with the requirements of section 63 to 82, unless they are bonded into return walls bonded to the structural frame of the building, or are tied to reinforced-concrete or reinforced-brick columns, or bonded into reinforced-brick piers. (2) Reinforced-concrete columns shall be constructed in accordance with the provisions…

  • Retaining-Walls : General

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    (1) Every retaining-wall which does not comply with the provisions of section 46 or 46 shall be designed in accordance with the requirements of section 63 to 82. (2) A French drain or other efficient form of drain shall be provided behind a wall over 400 millimetres in height, intended to act as a retaining…

  • Anchorage To Joisted Timber and Precast Concrete Floors

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    (1) Where the joisted timber or precast concrete floors are to be regarded as providing lateral restraint to the supporting-wall at the level of the floor, anchors shall be provided to secure the bearers or joists or flooring-units to the wall at distances apart not greater than 1,8 metres, measured along the wall extending through…

  • End Of Beams And Rafters

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    (1) Solid bearing-walls less than 215 millimeters in thickness, and cavity bearing-walls having both leaves not thicker than 100 millimeters each, shall not be broken into, subsequent to being built, for the insertion of beams or rafters, except with the written approval of the local authority. (2) Timber beams and joists supported upon masonry shall…

  • Cornices

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    The centre of gravity of every cornice, whether surmounted by masonry or not, shall fall within the middle third of the thickness of the wall below, unless adequate structural support is provided.

  • Overhanging Walls

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    Walls may overhang their supports only in the case of a single-storey building or the top storey of a building: Provided that- i) the base of a solid wall or of the leaf of a cavity-wall shall not overhang its support to a total extent greater than one-third of its thickness, whether the overhang occurs…