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" BRICKLAYERS- WORK. — Brickwork is estimated at the rate of a brick and a half thick. So that, if a wall be more or less than this standard thickness, it must be reduced to it, as follows : — Multiply the superficial content of the wall by the number... "
A Course of Mathematics: For the Use of Academies as Well as Private Tuition - Page 430
by Charles Hutton - 1812
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Collection of Examples and Problems in Pure and Mixed Mathematics: With ...

Alfred Wrigley - Mathematics - 1862 - 330 pages
...of brick-work is 3 half-bricks ; any other thickness must be reduced to this standard by multiplying the superficial content of the wall by the number of half- bricks, and dividing the product by 3. The standard rod of brick-work contains 272^ square feet. Ex. 14. 1....
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Rudimentary treatise on mensuration and measuring

Thomas Baker (C.E.) - 1865 - 174 pages
...WORK. Brick-work is usually estimated by the rod at the rate of a brick and a half thick ; so that if a wall be more or less than this standard thickness, it must be reduced to it, as follow? : Multiply the superficial content of the wall by the number of half bricks in thickness, and...
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Walkinghame's [sic] Tutor's assistant; or, Complete arithmetical question ...

Francis Walkingame - 1865 - 222 pages
...of the wall is more or less it must be reduced to that thickness by this BULB. — Multiply the area of the wall by the number of half bricks in the thickness of the wall ; the product, divided by 3, gives the area. EXAMPLES. (35) If the area of a wall be 4085...
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The Miller's, Millwright's and Engineer's Guide

Henry Pallett - Flour mills - 1866 - 354 pages
...foot. BRICKLAYER'S WORK. Brickwork is estimated at the rate of a brick and a half thick, so that if a wall be more or less than this standard thickness, it must be reduced to it as follows. Rule. — Multiply the superficial contents of the wall by the number of half bricks in the thickness,...
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Intuitive calculations; the readiest and most concise methods

Daniel O'Gorman - 1871 - 292 pages
...together, for the number of square feet in the surface of the wall. 2. Multiply this number of square feet by the number of half bricks in the thickness, and divide the product by 3 : the quotient will be the number of square feet a brick and a * For much practical information respecting...
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The Art of Computation, Designed to Teach Practical Methods of Reckoning ...

David White Goodrich - Ready-reckoners - 1873 - 220 pages
...contains 50 x 4 x 15=3 M. Brickwork is estimated at the rate of a brick and a half thick. So that if a wall be more or less than this standard thickness,...the superficial content of the wall by the number of half-bricks in the thickness, and divide the product by 3. The dimensions of a building may be taken...
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Manual of Mensuration: For Common and High Schools

Henry H. Hutton - Measurement - 1882 - 178 pages
...wall be of any thickness, it must be reduced to this standard; this is done by multiplying the area of the wall by the number of half bricks in the thickness, and dividing the product by three. 110. Paving is measured by the square foot, or the square yard. 111....
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The Western Calculator, Or, A New and Compendious System of Practical ...

Joseph Stockton - Arithmetic - 1839 - 216 pages
...wall be more or less than this standard thickness, it must be reduced to it by the following RULE. Multiply the superficial content of the wall by the...bricks in the thickness, and divide the product by 3 for the superficial feet in standard thickness. EXAMPLES. If a wall be 72 feet 6 inches long, and 19...
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