The Architect's and Builder's Pocket-book of Mensuration, Geometry ...: Strength and Stability of Foundations ... Etc ... Statistics and Tables Relating to Carpentry, Masonry, Drainage ... EtcWiley, 1892 - 911 стор. |
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Сторінка 139
... light portions separate while falling , and that the concrete is therefore not uniform throughout its mass . The best method is to wheel the concrete in barrows , immedi- ately after mixing , to the place where it is to be laid , gently ...
... light portions separate while falling , and that the concrete is therefore not uniform throughout its mass . The best method is to wheel the concrete in barrows , immedi- ately after mixing , to the place where it is to be laid , gently ...
Сторінка 143
... light structure subject to the passage of heavy loads - as , for example , a railroad viaduct - than for a heavy struct- ure , subject only to a quiescent load , since the shock and jar of the moving load are far more serious than the ...
... light structure subject to the passage of heavy loads - as , for example , a railroad viaduct - than for a heavy struct- ure , subject only to a quiescent load , since the shock and jar of the moving load are far more serious than the ...
Сторінка 148
... light one , so that the area under the larger piers is made relatively greater than under the smaller ones . Again , it is necessary to take into account the material of which the superstructure is to be built . Thus , a footing under a ...
... light one , so that the area under the larger piers is made relatively greater than under the smaller ones . Again , it is necessary to take into account the material of which the superstructure is to be built . Thus , a footing under a ...
Сторінка 171
... ( light red ) . St. Vrain , Colo . ( hard laminated ) . Marbles : Lee , Mass .. Rutland , Vt .. 7,700 7,000 to 13,000 7,000 to 14,000 average , for good quality 12,000 9,850 17,000 18,000 to 42,000 6,800 6,212 8,000 to 10,000 12,810 8,750 ...
... ( light red ) . St. Vrain , Colo . ( hard laminated ) . Marbles : Lee , Mass .. Rutland , Vt .. 7,700 7,000 to 13,000 7,000 to 14,000 average , for good quality 12,000 9,850 17,000 18,000 to 42,000 6,800 6,212 8,000 to 10,000 12,810 8,750 ...
Сторінка 185
... light red sandstone ( laminated ) , excellent stone for foundations . Very hard . * From tests made for the Board of Capitol Managers ( of Colorado ) by State Engineer E. S. Nettleton , in 1885 , on two - inch cubes . + From tests made ...
... light red sandstone ( laminated ) , excellent stone for foundations . Very hard . * From tests made for the Board of Capitol Managers ( of Colorado ) by State Engineer E. S. Nettleton , in 1885 , on two - inch cubes . + From tests made ...
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Загальні терміни та фрази
angles arch Architect axis bars beam bending-moment boiler Boston brick Bridge building cast-iron ceiling cement cent centre of gravity chimney column concrete construction Cosin Sine Cosin cube cubic feet cubic foot deflection depth Diam diameter dimensions distance distributed load draw equal factor of safety feet 6 inches fire-proof flange floor formula furnace girder given heat I-beams inches thick iron joint joist length masonry material Mead & White metal mineral wool moment of inertia mortar Multiply pieces pier pipe plaster plates Portland cement pounds per square pressure purlins radiator radius rafter resistance rivets roof safe load shown in Fig side Sine Cosin Sine span square feet square foot square inch steam steel stone strain strength strut surface terra-cotta tile timber truss vertical voussoirs wall Weight per foot width wire wrought-iron Z-BAR
Популярні уривки
Сторінка 26 - Square Measure 144 square inches = 1 square foot 9 square feet = 1 square yard...
Сторінка 4 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Сторінка 125 - Force is that which changes, or tends to change, the state of rest or motion of the body acted upon.
Сторінка 679 - Must have a switch and a cut-out for each wire between the underground conductors and the interior wiring when the two parts of the wiring are connected. These "switches and fuses must be placed as near as possible to the end of the underground conduit, and connected therewith by specially insulated conductors, kept apart not less than two and a half inches.
Сторінка 681 - ... b. Must not be placed in the immediate vicinity of easily ignitible stuff or where exposed to inflammable gases or dust or to flyings of combustible material.
Сторінка 679 - Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot come in contact with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather or which, by leaking, might cause trouble on a circuit.
Сторінка 684 - No combination fixture in which the conductors are concealed in a space less than one-fourth inch between the inside pipe and the outside casing will be approved. e. Must be tested for "contacts...
Сторінка 38 - A Sphere is a solid bounded by a curved surface all points of which are equally distant from a point within called the centre.
Сторінка 720 - Multiply the diameter of the driver by number of its revolutions, and divide the product by the diameter of the driven, the quotient will be the number of revolutions of the driven.
Сторінка 675 - Architects are urged, when drawing plans and specifications, to make provision for the channeling and pocketing of buildings, for electric light or power wires, and...