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" Sand. 7 days (1 day in moist air, 6 days in water) 200 Ibs. "
Geologic Reconnaissance in the Matanuska and Talkeetna Basins, Alaska - Seite 19
von Sidney Paige, Adolph Knopf - 1907 - 71 Seiten
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American Sewerage Practice ..., Band 2

Leonard METCALF (and EDDY (Harrison Prescott)), Harrison Prescott Eddy - 1915 - 608 Seiten
...Cement Age Strength 24 hours in moist air 175 Ib. 7 days (1 day in moist air, 6 days in water) 500 Ib. 28 days (1 day in moist air, 27 days in water) 600 Ib. Onc Part Cement, Thrce Parts Standard Ottawa Sand 7 days (1 day in moist air, 0 days in water)...
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Masonry: A Short Text-book on Masonry Construction

Malverd Abijah Howe - 1915 - 186 Seiten
...150 28 days (1 day in moist air, 27 days in water) 250 ONE PART CEMENT, THREE PARTS STANDARD OTTAWA SAND 7 days (1 day in moist air, 6 days in water) 50 28 days (1 day in moist air, 27 days in water) 125 Portland Cement is a "finely pulverized product...
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Engineers ̕pocketbook of Reinforced Concrete

Eyvind Lee Heidenreich - 1915 - 462 Seiten
...moist air 175 Ibs. per sq. in. 7 days (1 day in moist air, 6 days in water) . . .500 Ibs. per sq. in. 28 days (1 day in moist air, 27 days in water) . . 600 Ibs. per sq. in. TENSILE STRENGTH, ONE PART CEMENT, THREE PARTS SAND. 7 days (1 day in moist air, 6...
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Concrete and Reinforced Concrete: A Condensed Practical Treatise on the ...

Walter Loring Webb, William Herbert Gibson - 1916 - 264 Seiten
...periods specified : Neat Cement AGE STRENGTH 24 hours in moist air 17.1 Ib. 7 days (1 day in moist air, C days in water) 500 " 28 days (1 day in moist air, 27 days in water) 600 " One Part Cement, Three Parts Standard Ottaira Hand 7 clays (1 day in moist air, 6 days in water)...
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Reinforced Concrete Construction in Theory and Practice: An Elementary ...

Henry Adams, Ernest Romney Matthews - 1916 - 340 Seiten
...450-550 „ 28 days (1 day in moist air, 27 days in water) 550-650 „ One part cement, three parts sand. 7 days (1 day in moist air, 6 days in water) 150-200 „ 28 days (1 day in moist air, 27 days in water) 200-300 „ The tensile strength of concrete...
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Concrete Construction for Rural Communities

Roy A. Seaton - 1916 - 246 Seiten
...retrogression in strength within the periods specified: 24 hours in moist air 175 Ib. Age Neat Cement Strength 28 days (1 day in moist air, 27 days in water) 600 " 7 days (1 day in moist air, 6 days in water) 500 " One Part Cement, Three Parts Standard Ottawa Sand...
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A.S.T.M. Standards

1916 - 806 Seiten
...air, 6 days in water) ISO " 28 days (1 " " "27 " " ) 250" One Part Cement, Three Parts Standard Ottawa Sand. 7 days (1 day in moist air, 6 days in water) 50 Ib. 28 days (1 " " "27 " " ) 125" II. PACKAGES, MARKING AND STORAGE. 6. The cement shall be delivered...
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Railway Estimates, Design, Quantities and Costs

Fred Lavis - 1917 - 646 Seiten
...Cement Strength 24 hours in moist air 175 Ibs. 7 days (1 day in moist air, 6 days in water) 500 lb». 28 days (1 day in moist air, 27 days in water) 600 Ibs. One Part Cement, Three Parts Standard Ottawa Sand 7 days (I day in moist air, 6 days in water)...
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Railway Estimates, Design, Quantities and Costs

Fred Lavis - 1917 - 648 Seiten
...28 days (1 day in moist air, 27 days in water) 250 Ibs. One Part Cement, Three Parts Standard Ottawa Sand 7 days (1 day in moist air, 6 days in water) 50 Ibs. 28 days (1 day in moist air, 27 days in water) 125 Ibs. Constaney of Volume. 16. Pats of neat...
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Proceedings of the Annual Convention of the American Railway ..., Band 18

American Railway Engineering Association - 1917 - 1772 Seiten
...(1 day in moist air, 27 days in water) . . . .250 Ibs. One Part Cement, Three Parts Standard Ottawa Sand. 7 days (1 day in moist air, 6 days in water) .... 50 Ibs. 28 days (1 day in moist air, 27 days in water) . . . .125 Ibs. (ll) PACKAGES, MARKING...
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