Content Page: Model Building By Laws

  • Load-Bearing Surfaces

    —

    (1) Except as specified in subsection (2), all building-units in masonry construction shall be laid in horizontal courses with their load-bearing surfaces horizontal. (2) The exceptions to subsection (1) are- a) stones in random rubble stone walls; b) stones in natural stone bearing-walls, in which case the beds of the stones shall be approximately level…

  • Loading Of Masonry Members

    —

    (1) Where floor-slabs or other slabs or beams are supported by masonry or plain concrete walls, piers or columns, no loads other than the normal surface finishes shall be superimposed upon such supporting members, unless adequate falsework is left or placed under them to carry such superimposed loads without undue deflection, until- a) such time…

  • Support Of Walls

    —

    (1) Every wall supported by another all or a structural member shall be supported on a foundation complying with the provisions of Chapter 4, except where the local authority permits the construction of a wall on solid rock after having satisfied itself that the safety of the building will not be endangered by the omission…

  • Walling Of Unspecified Materials

    —

    (1) For the purposes of this section – “structural damage” shall mean a cracking, spalling or crumbling of the surface of the wall which is readily visible to the naked eye. The fracture of glass in adjacent windows or damage to applied finished shall not be deemed to be structural damage to the wall; “structural…

  • External Walls To Be Weatherproof

    —

    (1) Every external masonry or concrete wall of a habitable portion of a building shall be capable of withstanding the artificial rain test described in the Second Schedule and shall be- a) constructed of masonry building-units so as to be at least 200 millimetres thick; or b) constructed of plain normal concrete at least 200…

  • Requirements For Materials And Building-Units

    —

    (1) Materials not provided for in these by-laws.- Subject to the provisions of section 7, building materials not provided for in these by-laws may be used in walling if they comply with the terms of a departure certificate or authorization granted in terms of Part VII of Chapter 2. (2) Second-hand materials.- Second-hand building materials…

  • Application Of Regulations To Masonry And Concrete Walling

    —

    (1) All buildings composed of masonry construction, and all masonry and concrete walls, shall be erected in accordance with the provisions of this section. (2) All materials and building-units shall comply with the requirements of section 5. (3) The construction shall be executed in accordance with the general requirements of sections 6 to 38, and,…

  • Dimensions Subject To Tolerances

    —

    Where the minimum dimension of a wall, a pier or column built of masonry is given in millimetres in this Chapter, then, to make allowance for the tolerance permitted in the size of the standardized building-units, such minimum dimension shall be deemed to be subject to the tolerance set forth in Table I. TABLE IDIMENSIONS…

  • Interpretation Of Certain Terms

    —

    (1) Wherever “resist” or “sustain” occurs in Chapter, it shall mean resist or sustain, as the case may be, at the stresses permitted in this Chapter. (2) Wherever “wall” or “walls” occurs, it shall not mean a veneered wall or walls, unless stated to the contrary. (3) Wherever the thickness of a wall is mentioned,…

  • Interpretation Of Terms

    —

    In this Chapter – “adequate lateral support”, in relation to a wall, means a cross-wall complying with the requirements of section 19, or a structural member which is designed to resist the overturning moments and lateral forces on the wall supported, or a column, buttress, frame or other construction which is, in the opinion of…