Bulletin of the United States Geological SurveyThe Survey., 1908 |
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20 sonuçtan 1-5 arası sonuçlar
Sayfa iv
... Fire tests . Permeability section .. Chemical section .. Outline of investigations .. Analyses of constituent materials Cement ..... Silt and other materials .. Methods .. 53 53 54 55 57 63 64 65 66 66 68 68 68 68 69 71 72 72 73 76 79 ...
... Fire tests . Permeability section .. Chemical section .. Outline of investigations .. Analyses of constituent materials Cement ..... Silt and other materials .. Methods .. 53 53 54 55 57 63 64 65 66 66 68 68 68 68 69 71 72 72 73 76 79 ...
Sayfa vi
... Fire door filled with building blocks ready for test ; B , Appli- cation of water jet to test panel after fire treatment .. XXV . A , Permeability apparatus ; B , View showing permeability tests and method of supporting test pieces ...
... Fire door filled with building blocks ready for test ; B , Appli- cation of water jet to test panel after fire treatment .. XXV . A , Permeability apparatus ; B , View showing permeability tests and method of supporting test pieces ...
Sayfa ix
... fire - resisting qualities ; the more efficient methods of reinforcing concrete for differ- ent purposes ; and the behavior of concrete and reinforced concrete under different treatment with salt or fresh water , acids , electric cur ...
... fire - resisting qualities ; the more efficient methods of reinforcing concrete for differ- ent purposes ; and the behavior of concrete and reinforced concrete under different treatment with salt or fresh water , acids , electric cur ...
Sayfa x
... fire losses in the United States , including not only property destroyed , but maintenance of fire departments , payment of insurance premiums , so - called curative agencies , and other incidentals , amounted to over $ 500,000,000 in ...
... fire losses in the United States , including not only property destroyed , but maintenance of fire departments , payment of insurance premiums , so - called curative agencies , and other incidentals , amounted to over $ 500,000,000 in ...
Sayfa xi
Geological Survey (U.S.). and fire on buildings and materials . The present report embraces a statement of the ... fire - resisting properties of materials . ORGANIZATION , EQUIPMENT , AND OPERATION OF THE STRUCTURAL - PREFACE . ΧΙ.
Geological Survey (U.S.). and fire on buildings and materials . The present report embraces a statement of the ... fire - resisting properties of materials . ORGANIZATION , EQUIPMENT , AND OPERATION OF THE STRUCTURAL - PREFACE . ΧΙ.
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Sık kullanılan terimler ve kelime öbekleri
absorption aggregate batch report beam section bending bending moment bond test pieces bottom cent Chicago cinders compressive strength Computations concrete beams consistency cubic foot deformations deformeters determined dry material elastic limit equipment feet flask Form gage length grams Gravel inches in diameter inches long Interior view investigations layer limestone Louis Louisiana Purchase Exposition machine ready manufactured by Tinius Meramec River methods micrometer mixer mixing modulus of elasticity moist room molds mortar mortars and concretes Olsen & Co percentage of voids permeability Philadelphia placed plain beams pounds per square proportions Reclamation Service reinforced concrete rods sample screen shear shown in Pl sieve silt span specific gravity spherical bearing square inch steel stirrups stone STORAGE STRUCTURAL-MATERIALS TESTING LABORATORIES surface tamped tensile test pieces testing machine Tinius Olsen tion Total Transverse strength transverse tests U. S. GEOLOGICAL SURVEY UNITED STATES GEOLOGICAL Weight per cubic
Popüler pasajlar
Sayfa 20 - All tests shall be made in accordance with the methods proposed by the Committee on Uniform Tests of Cement...
Sayfa 17 - Sand. 7 days (1 day in moist air, 6 days in water) 200 Ibs.
Sayfa 79 - Method. — As a method to be followed for the analysis of cement, that proposed by the committee on uniformity in the analysis of materials for the...
Sayfa 17 - F. as practicable, and observed at intervals for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five hours. These...
Sayfa 17 - Pats of neat cement about three inches in diameter, one-half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours.
Sayfa 4 - ... the report of the joint committee on concrete and reinforced concrete of the American Society of Civil Engineers, American Society for Testing Materials, American...
Sayfa 5 - Concrete and Reinforced Concrete was formed by the union of Special Committees appointed in 1903 and 1904 by the American Society of Civil Engineers, the American Society for Testing Materials, the American Railway Engineering and Maintenance of Way Association (now the American Railway Engineering Association), and the Association of American Portland Cement Manufacturers (now the Portland Cement Association).
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Sayfa 17 - These pats, to satisfactorily pass the requirements, shall remain firm and hard and show no signs of distortion, checking, cracking, or disintegrating.
Sayfa 3 - The original advisory board consisted of the following representatives of the various national societies and Government bureaus. The American Institute of Mining Engineers: John Hays Hammond, past president, New York; Robert W. Hunt (Robert W. Hunt & Co., testing engineers, Chicago, Pittsburg, and New York), Chicago, 111. ; BF Bush, manager and vice president, Western Coal and Mining Company, St. Louis, Mo. The American Institute of Electrical Engineers: Francis B. Crocker, professor of electrical...