Houghton's Concrete Worker's Reference Books, Випуск 4N.W. Henley Publishing Company, 1911 |
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Сторінка 9
... manner , so that any one can apply same to the work he may be required to construct . In constructing any work of concrete , the factor of safety should be large enough , so that the danger of failure is eliminated . This is of greater ...
... manner , so that any one can apply same to the work he may be required to construct . In constructing any work of concrete , the factor of safety should be large enough , so that the danger of failure is eliminated . This is of greater ...
Сторінка 21
... manner , and constructed of carefully proportioned materials , a chimney with walls of 3 " or 4 " in thickness is far stronger than a brick and mortar chimney of even greater thickness . INTER - LOCKING BLOCKS FOR SMALL CONCRETE ...
... manner , and constructed of carefully proportioned materials , a chimney with walls of 3 " or 4 " in thickness is far stronger than a brick and mortar chimney of even greater thickness . INTER - LOCKING BLOCKS FOR SMALL CONCRETE ...
Сторінка 25
... in thickness . In this manner any design you wish for the chimney may be constructed with these blocks without a weak point in the work , as would be the FIG . 5. - Inter - locking blocks for large MOLDING CONCRETE CHIMNEYS 25.
... in thickness . In this manner any design you wish for the chimney may be constructed with these blocks without a weak point in the work , as would be the FIG . 5. - Inter - locking blocks for large MOLDING CONCRETE CHIMNEYS 25.
Сторінка 32
... manner as for the outside form . In the illustration at Fig . 7 , the strap - iron fasten- ings to each section are shown at g g ; the concave or outside sections are designated by ff ; the con- vex or core sections are shown at e e ...
... manner as for the outside form . In the illustration at Fig . 7 , the strap - iron fasten- ings to each section are shown at g g ; the concave or outside sections are designated by ff ; the con- vex or core sections are shown at e e ...
Сторінка 35
... manner until the work is finished . The forms at no time are dependent upon the walls of chimney for support , thus avoiding the chances of an accident by raising the forms too quickly . The vertical posts in center must be care- fully ...
... manner until the work is finished . The forms at no time are dependent upon the walls of chimney for support , thus avoiding the chances of an accident by raising the forms too quickly . The vertical posts in center must be care- fully ...
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