 | William Grier - Mechanical engineering - 1836 - 380 pages
...BRICKLATEES' 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,...follows : — Multiply the superficial content of the «all by the number of half bricks in the thickness, and divide llie product by 3. The dimensions of... | |
 | Commissioners of National Education in Ireland - Measurement - 1837 - 284 pages
...thick ; so that if a wall be more or less than the standard thickness, it must be reduced to it : thus, multiply the superficial content of the wall by the...in the thickness, and divide the product by 3. The superficial content is found by multiplying the length by the height. Bricklayers estimate their work... | |
 | Joseph Stockton - Arithmetic - 1839 - 218 pages
...measured by the rod, or perch, it must be 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 by the following • RULE. Multiply the superficial content of the wall by the number of half bricks... | |
 | William Grier - Mechanical engineering - 1842 - 320 pages
...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,...in the thickness, and divide the product by 3. The dimensions of a building are usually taken by measuring half round on the outside, and half round on... | |
 | Thomas Tate (mathematical master.) - 1848 - 284 pages
...has any other thickness, its content, reduced to the standard thickness, may be found by multiplying the superficial content of the wall, by the number of half bricks in its thickness, and dividing by 3. The number of cubic feet in a rod of standard thickness will be equal... | |
 | J. Goodall, W. Hammond - 1848 - 390 pages
...number of standard rods of brickwork in a wall." Rule : — Multiply the number of feet in the surface of the wall by the number of half bricks in the thickness of the wall, and divide the result by 3 X 272. 14 MENSURATION. of a brick and a half thick. This rod... | |
 | J. M. Scribner - Mechanical engineering - 1849 - 286 pages
...standard thickness, il must be reduced to it, as follows : Rule. — Multiply the superficial contents of the wall by the number of half bricks in the thickness, and i of that product will be thu contents required. BRICKS AND LATHS. DIMENSIONS. 15 common bricks to... | |
 | Thomas Carpenter (schoolmaster.) - 1859 - 168 pages
...less, it must be reduced to that thickness or standard in the following manner : 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 answer. If the area of a wall be 4085 feet, and the... | |
 | Charles Hutton - Mathematics - 1860 - 1020 pages
...III.— BRICKLAYERS' WORK. BRICKWORK is estimated at the rate of a brick and a half thick. So that, if n wall be more or less than this standard thickness,...by the number of half bricks in the thickness, and «livide the product by 3. The dimensions of a building are usually taken by measuring half round on... | |
 | William Grier - Mechanical engineering - 1861 - 316 pages
...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 thick-ness,...in the thickness, and divide the product by 3. The dimensions of a building are usually taken by measuring half round on the outside, and half round on... | |
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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... 
