Handbook of Building Construction: Data for Architects, Designing and Constructing Engineers, and Contractors ...George A. Hool, Nathan C. Johnson McGraw-Hill Book Company, Incorporated, 1920 - 1474 páginas |
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Página 825
... specifications for timber trusses call for camber to be given to the trusses . This camber is usually specified in terms of camber per linear foot of truss , as 1⁄2 in . for every 10 ft . of span . Camber in ordinary roof trusses is ...
... specifications for timber trusses call for camber to be given to the trusses . This camber is usually specified in terms of camber per linear foot of truss , as 1⁄2 in . for every 10 ft . of span . Camber in ordinary roof trusses is ...
Página 828
... specifications . 63. Scaffolding . For stories of ordinary height , a horse scaffold , composed of the familiar 42 - ft . mason horse and 5 - plank deck , will be found the most convenient . Two sets high of this construction is the ...
... specifications . 63. Scaffolding . For stories of ordinary height , a horse scaffold , composed of the familiar 42 - ft . mason horse and 5 - plank deck , will be found the most convenient . Two sets high of this construction is the ...
Página 890
... specifications for the various grades of lumber , including the definition of the " density " rule for Southern yellow pine . Knots . - Knots shall be classified as round and spike in form ; and for quality , as sound , encased , loose ...
... specifications for the various grades of lumber , including the definition of the " density " rule for Southern yellow pine . Knots . - Knots shall be classified as round and spike in form ; and for quality , as sound , encased , loose ...
Página 891
... specifications , except " Merchantable " and " Select Structural Timbers " specify- ing heart requirements , shall be considered as a special contract , and shall specify whether the heart requirements refer to surface or girth ...
... specifications , except " Merchantable " and " Select Structural Timbers " specify- ing heart requirements , shall be considered as a special contract , and shall specify whether the heart requirements refer to surface or girth ...
Página 893
... extracts are taken from the 1917 Standard Specifications for Grades of South- ern Yellow Pine Lumber of the Southern Pine Association . TABLE OF BOARD MEASURE Table shows the number of board Sec . 7-11 ] 893 BUILDING MATERIALS.
... extracts are taken from the 1917 Standard Specifications for Grades of South- ern Yellow Pine Lumber of the Southern Pine Association . TABLE OF BOARD MEASURE Table shows the number of board Sec . 7-11 ] 893 BUILDING MATERIALS.
Outras edições - Ver tudo
Handbook of Building Construction: Data for Architects, Designing and ... George A. Hool,Nathan C. Johnson Visualização integral - 1920 |
Handbook of Building Construction: Data for Architects, Designing and ... George A. Hool,Nathan Clarke Johnson Visualização integral - 1920 |
Handbook of Building Construction: Data for Architects, Designing and ... George A. Hool,Nathan C. Johnson Visualização integral - 1920 |
Palavras e frases frequentes
ammonia amount amperes architect average bars boiler brick building calcined candle power capacity cement circuit coat color column compressive compressive strength concrete connection construction contract contractor cost diameter door drain elastic limit electric elevator engine estimated feet finish fixtures floor flue foot foot-candles gage glass grade gray iron gypsum heat hydrated lime illumination inches installed iron joints lamp lath length less light lime limestone load machine manufacture material metal method mortar motor operation outlet paint pile pipe placed plaster plumbing Portland cement pounds pressure proper pump quantity radiation reciprocating engine reinforced roof sand sewer sheet specific gravity specifications square standard steam steel stone strength structural stucco surface Table tank temperature tensile strength terra cotta thickness tile timber trap usually vacuum valve velocity vent wall weight width wire wood
Passagens conhecidas
Página 1390 - Portland cement is the product obtained by finely pulverizing clinker produced by calcining to incipient fusion an intimate and properly proportioned mixture of argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum.
Página 1398 - If the percentage of elongation of any tension test specimen is less than that specified in Sec. 8(a) and any part of the fracture is outside the middle third of the gage length, as indicated by scribe scratches marked on the specimen before testing, a retest shall be allowed.
Página 1390 - The cement shall be stored in such a manner as to permit easy access for proper inspection and identification of each shipment, and in a suitable weather-tight building which will protect the cement from dampness.
Página 1398 - The inspector representing the purchaser shall have free entry, at all times while work on the contract of the purchaser is being performed, to all parts of the manufacturer's works which concern the manufacture of the material ordered.
Página 1242 - place of employment," shall mean and include every place, whether indoors or out, or underground, and the premises appurtenant thereto where either temporarily or permanently any industry, trade or business, is carried on, or where any process or operation, directly or indirectly related to any industry, trade or business, is carried on, and where any person is directly or indirectly employed by another for direct or indirect gain or profit but shall not include any place where persons are employed...
Página 891 - In cases where timbers do not contain the pith and it is impossible to locate it with any degree of accuracy, the same inspection shall be made over 3...
Página 890 - ... and is so fixed by growth or position that it will retain its place in the piece.
Página 1392 - If any test specimen shows defective machining or develops flaws, it may be discarded and another specimen substituted. (c) If the percentage of elongation of any tension test specimen is less than that specified in Section 5 (a) and any part of the fracture is more than % in.
Página 1393 - Section 4, which represent rejected material, shall be preserved for two weeks from the date of the test report. In case of dissatisfaction with the results of the tests, the manufacturer may make claim for a rehearing within that time.
Página 1062 - Work, and will endeavor to guard the Owner against defects and deficiencies in the Work of the Contractor.