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Openings
and recesses to be arched or spanned.
Lath and plaster walls prohibited.
Bonding of walls of domestic buildings.
and lintels.
10
(5) Every opening and every recess in any wall shall either be arched over with brick or stone-work in cement-mortar or spanned by a steel girder or ferro- concrete beam of such dimensions and construction as the Building Authority may consider necessary for the support of the superincumbent weight.
22. No lath and plaster wall, or other hollow wall, shall be hereafter constructed in any building except with the permission of the Building Authority as signified by the approval of the plan required under the provisions of this Ordinance.
Bonding for the walls of domestic buildings.
23. Every building hereafter erected, shall have courses of hoop-iron, tarred and sanded, or other suitable bonding, built into the main walls at the level of the foundations, if required by the Building Authority, and at the level of each floor and at the level of the eaves. Each such course shall consist of not less than three bands in the case of foundations and of all walls of a thickness of not less than eighteen inches, and of not less than two bands in the case of all walls of a less thickness than eighteen inches; each hoop-iron band shall measure not less than one inch and a quarter in width, and not less than one-thirty- second of an inch in thickness, and such bands shall be continuous and lap-jointed wherever practicable. In any case in which continuous bands practicable they shall be arranged as the Building Authority may require.
Bressummers and lintels.
are
Hot
Bearings of 24. Every joist, bressummer and lintel shall be bressummers of sufficient strength and rest upon a template of cement concrete or stone laid in cement mortar and shail have a bearing of not less than the depth of the member.
Impermeable Hoors to
Concreting of ground surfaces.
25.-(1) The ground surface of the lowermost storey or where there is a space below such storey be provided. then the ground surface of such space, of every building and the floor of every kitchen, bathroom, latrine, and water closet and the ground surface of every area, backyard, court-yard, alley-way or space on which slops may be thrown or from which foul waters flow, shall be properly covered over with a layer of good lime concrete not less than four inches thick finished off smooth with not less than two inches of cement concrete or hard glazed bricks or granite paving or glazed tiles bedded and jointed in cement mortar or with not less than four inches of cement
concrete or with such other material as may be approved by the Building Authority. For the pur- poses of this section the cement concrete shall be composed of one part of cement, two parts of sand and four parts of stone broken to pass a one inch ring for interior surfaces and one part of cement, three parts of sand and five parts of stone broken to pass a one inch ring for exterior surfaces.
(2) The ground surface of every area, kitchen, latrine, water closet, backyard, court-yard, alley-way or space on which slops may be thrown, shall have a fall of not less than 1 in 40 from the walls of the building towards the surface channel of other outlet for the drainage of such surface.
(3) This section shall not apply to any existing domestic building, the ground surface of which has been paved to the satisfaction of the Building Authority in accordance with any existing law or by-law and which is so maintained.
26. Where the ground surface of any building or Repairs to the floor of any kitchen, bathroom, latrine, or water impermeable closet, or the ground surface of any area, backyard, material court-yard, alley-way or space on which slops may surface.
over ground be thrown or from which foul waters flow, is or has been paved or covered over with impervious material, and such material has been subsequently broken, excavated or otherwise disturbed, or has perished, the landlord or owner shall make good the same to the satisfaction of the Building
the Authority upon completion of any work for the execution of which the same has been broken or otherwise disturbed or within fourteen days from the receipt by him of written notice from the Building Authority so to do: and in default thereof he shall be liable to a fine not exceeding twenty-five dollars for each offence, and to a further fine not exceeding ten dollars for each day after such conviction during which such offence continues,
Floors.
above level
27. The level of the ground floor of every domestic Level of building hereafter erected shall be not less than six the ground inches higher than the highest level of the ground floor to be outside such building: Provided that the Building of ground Authority may reduce this requirement in any case outside. where in his discretion it may appear desirable.
28. No floor timbers of any one building shall Distance approach nearer than nine inches towards the floor between floor timbers of any other contiguous building, and the timbers of space intervening between the ends of such timbers buildings. shall be properly and substantially built up solid with whole bricks or with stone laid in mortar.
contiguous
corbels of
29. The floors of all buildings including verandahs Floors to shail not (unless constructed of concrete or other rest on incombustible material) be built into the thickness of
brick or any wall, but shall either rest upon the top of the
stone-work. wall or upon corbelling or an offset, so arranged as to give a bearing of at least four and a half inches for the floor. When any opening in a timber floor is to be filled in, every joist over such opening shall be formed in one length to span from wall to wall unless otherwise approved by the Building Authority.
floors.
30.—(1) In the case of every domestic building Space to hereafter erected, the lowest storey used or adapted be left to be used for human habitation shall contain a clear between space of at least eleven feet, measured vertically, and every upper storey shall contain a clear space of at least ten feet measured vertically: Provided nevertheless that in the case of any caretakers' quarters, servants' quarters, kitchen and pantry a clear space of at least nine feet measured vertically, and in the case of any bathroom, latrine and water closet, a clear space of at least eight feet measured vertically shall be sufficient.
Height of storeys
(a) Semi-detached" has the same meaning in certain buildings.
31.-(1) in this section,
as in section 85.
(2) This section shall apply only to domestic build- ings erected after the 24th day of June, 1920.
(3) In detached and semi-detached buildings, and in any building exempted by the Building Authority every storey shall, subject to sub-sections (4) and (5), contain a clear space of at least nine feet six inches measured vertically.
(4) Caretakers' quarters, servants' quarters, kit- chens and pantries may be constructed 90 US to contain a clear space of only nine feat measured vertically.
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