B 10
CAP. 123]
Building (Construction) Regulations
[1985 Ed.
[Subsidiary] Dispersion of load.
Overloading.
Support for adjoining and other buildings.
Bricks and building blocks.
L.N. 294/76.
6. Where load is transmitted through plain concrete, brickwork or other similar material, the angle of dispersion of the load through that material shall be taken as not more than 45° with the direction of the load.
7. No building shall be subjected to load beyond its proper bearing capacity:
Provided that this regulation shall not apply with respect to any load which may be required or permitted by the Building Authority for the purpose of testing.
8. Where demolitions or other building works are carried out which may affect adversely any adjoining or other building or street, such building or street shall be provided with adequate support.
PART II
MATERIALS
9. (1) Every brick and building block shall be composed of hard well-burned clay, natural or cast stone, concrete or other incombustible material of like hardness and durability and shall possess resistance to crushing not less than those respectively specified in Table I.
(2) Cast stone and concrete blocks shall be cured at normal temperatures until they attain the strengths specified in Table I and in any case for not less than 4 weeks.
(3) Every brick and building block shall be of such size, shape and surface as to permit of proper bonding and jointing.
(4) Where bricks and building blocks are formed with cavities, hollows or perforations-
(a) the volume of such cavities, hollows or perforations shall not exceed ⅓ the total volume of the brick or building block;
(b) such cavities, hollows or perforations shall be so disposed that the aggregate width of solid material measured at right angles horizontally to the face of such brick or building block shall be not less than ⅓ of the width thereof at any one place;
(c) no wall of any cavity, hollow or perforation shall be less than 20 mm;
(d) such bricks or building blocks shall be so laid as not to provide harbourage for vermin;
(e) no chase or recess shall be formed in such bricks or building blocks;
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Page 11
B 10
CAP. 123]
Building (Construction) Regulations
[1985 Ed.
[Subsidiary] Dispersion of load.
Overloading.
Support for adjoining and other buildings.
Bricks and building blocks.
L.N. 294/76.
6.
Where load is transmitted through plain concrete, brick- work or other similar material, the angle of dispersion of the load through that material shall be taken as not more than 45 with the direction of the load.
7. No building shall be subjected to load beyond its proper bearing capacity:
Provided that this regulation shall not apply with respect to any load which may be required or permitted by the Building Authority for the purpose of testing.
8. Where demolitions or other building works are carried out which may affect adversely any adjoining or other building or street. such building or street shall be provided with adequate support.
PART II
MATERIALS
9. (1) Every brick/and building block shall be composed of hard well-burned clay. /natural or cast stone, concrete or other incombustible material/of like hardness and durability and shall possess resistance to crushing not less than those respectively specified in Table I.
(2) Cast stone and concrete blocks shall be cured at normal temperatures until they attain the strengths specified in Table I and in any case for not less than 4 weeks.
(3) Every brick and building block shall be of such size, shape and surface as to permit of proper bonding and jointing.
(4) Where bricks and building blocks are formed with cavities. hollows or perforations-
(a) the volume of such cavities, hollows or perforations shall not exceed } the total volume of the brick or building block;
(b) such cavities, hollows or perforations shall be so disposed that the aggregate width of solid material measured at right angles horizontally to the face of such brick or building block shall be not less than of the width thereof at any one place;
(c) no wall of any cavity, hollow or perforation shall be less
than 20
mm;
(d) such bricks or building blocks shall be so laid as not to
provide harbourage for vermin;
(e) no chase or recess shall be formed in such bricks or
building blocks;
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