 | Architectural drawing - 1910 - 424 pages
...rectangular, and built in courses of uniform height or rise, which is seldom less than a foot. Size of the Stones. In order that the stones may not be liable...should have a length greater than 3 times its depth or rise; in harder materials the length may be 4 to 5 times the depth. The breadth in soft materials,... | |
 | Austin Thomas Byrne - 1910 - 628 pages
...rectangular, and built in courses of uniform height or rise, which is seldom less than a foot. SIZE OF THE STONES. — In order that the stones may not be liable to be broken across no stone of a soft matei-iul, such as the weaker kinds of sandstone and granular limestone, should have a length greater... | |
 | J. E. Shields - Technology & Engineering - 2002 - 150 pages
...generally rectangular, and built in courses of an uniform depth, which is seldom less than a foot. In order that the stones may not be liable to be broken...stone of a soft material, such as the weaker kinds of sand stone and granular lime stone, should have a length greater than three times its depth ; in harder... | |
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Stones. In order that the stones may not be liable to be broken across, no stone of a soft material, such as the weaker kinds of sandstone and granular limestone, should have a length greater than 3 times its depth or rise; in harder materials the length... 
