Buildings.
In the case of a masonry wall the stones shall be roughly squared and have flat beds, and bond or header stones at least 2 feet 6 inches in length must be inserted in alternate courses and laid to break joint and there shall not be less than one such bond or header stone to every square yard of surface area of the wall. At the back of every retaining wall (except when such is constructed in dry masonry) there shall be formed a layer of hand-packed broken brick or granite of a thickness of at least 12 inches and every such wall shall also be provided with weepholes of not less than 3 inches internal diameter and at least one such weephole shall be provided to every 4 superficial yards of the face of the wall.
(3) Every retaining wall shall be provided with a proper coping of cement concrete or other impervious material approved by the Building Authority and adequate channels shall be formed at the top and toe of every such wall to intercept and carry off stormwater.
(4) The design of every retaining wall, breast wall, dam or similar structure shall be subject to the approval of the Building Authority to whom a stress diagram of the wall must be submitted.
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[CAP. 123
of boundary or enclosure walls.
14. No person shall construct or reconstruct any boundary wall or enclosure wall fronting any public road or thoroughfare unless it is solid throughout its entire thickness and built of brick or stone properly bedded and bonded together, surmounted by a coping of dressed stone or properly moulded bricks set in cement-mortar or constructed of such other materials as may be approved by the Building Authority.
[25]
to be carried up above roof.
15. Every party wall shall unless exempted by the Building Authority be carried up above the upper surface of the roof of every building to a height of at least 18 inches, measured at right angles to the slope of the roof, and every such party wall and every parapet wall shall be properly coped with a coping composed of cement and sand in the proportion of not less than one part of cement to every two parts of sand, or of such other material as the Building Authority may approve, or shall be otherwise protected in order to prevent water soaking into such wall.
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471
Buildings.
In the case of a
not exceed 6 feet measured vertically. masonry wall the stones shall be roughly squared and have flat beds, and bond or header stones at least 2 feet 6 inches in length must be inserted in alternate courses and laid to break joint and there shall not be less than one such bond or header stone to every square yard of surface area of the wall. At the back of every retaining wall (except when such is constructed in dry masonry) there shall be formed a layer of hand-packed broken brick or granite of a thickness of at least 12 inches and every such wall shall also be provided with weepholes of not less than 3 inches internal diameter and at least one such weephole shall be provided to every 4 superficial yards of the face of the wall.
(3) Every retaining wall shall be provided with at proper coping of cement concrete or other impervious material approved by the Building Authority and adequate channels shall be formed at the top and toe of every such wall to intercept and carry off stormwater.
(4) The design of every retaining wall, breast wall, dam or similar structure shall be subject to the approval of the Building Authority to whom a stress diagram of the wall must be submitted.
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[CAP. 123
of boundary or enclosure walls.
14. No person shall construct or reconstruct any Construction boundary wall or enclosure wall fronting any public road or thoroughfare unless it is solid throughout its entire thickness and built of brick or stone properly bedded and bonded together, surmounted by a coping of dressed stone or properly moulded bricks set in cement-mortar or constructed of such other materials as may be approved by the Building Authority.
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to be carried
roof.
15. Every party wall shall unless exempted by the Party walls Building Authority be carried up above the upper surface up above of the roof of every building to a height of at least 18 inches, measured at right angles to the slope of the roof, and every such party wall and every parapet wall shall be properly coped with a coping composed of cement and sand in the proportion of not less than one part of cement to every two parts of sand, or of such other material as the Building Authority may approve, or shall be otherwise protected in order to prevent water soaking into such wall.
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471
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