 | American Society of Civil Engineers - Civil engineering - 1903 - 896 pages
...visibly into the mass. 42. — The test pieces should be stored in moist air during the test; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen; or they may be stored... | |
 | Myron Samuel Falk - Cement - 1904 - 202 pages
...visibly into the mass. 42. — The test pieces should be stored in moist air during the test; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen; or they may be stored... | |
 | Myron Samuel Falk - Cement - 1904 - 198 pages
...visibly into the mass. 42. — The test pieces should be stored in moist air during the test; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen; or they may be stored... | |
 | Ohio. Division of Geological Survey - Geology - 1904 - 416 pages
...sink visibly into the mass. 42. The test pieces should be stored in moist air during the test; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen; or they may be stored... | |
 | Albert Bleininger, Geological Survey of Ohio - Cement - 1904 - 418 pages
...sink visibly into the mass. 42. The test pieces should be stored in moist air during the test; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen; or they may be stored... | |
 | Edwin Clarence Eckel - Cement - 1905 - 802 pages
...sink visibly into the mass. 42. The test pieces should be stored in moist air during the test; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen; or they may be stored... | |
 | Charles Carroll Brown - Cement - 1905 - 384 pages
...1 to 1 1 to 2 1 to 3 Ito4 ltx>5 Cement 500 333 250 200 167 Sand 500 666 750 800 833 test ; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen ; or they may be stored... | |
 | W. Purves Taylor - Cement - 1905 - 344 pages
...visibly into the mass. 42. — The test pieces should be stored in moist air during the test ; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen; or they may be stored... | |
 | Portland Cement Association - Cement - 1905 - 44 pages
...visibly into the mass. 42.—The test pieces should be stored in moist air during the test; this is accomplished by placing them on a rack over water contained in a pan and covered with a damp cloth, the cloth to be kept away from them by means of a wire screen; or they may be stored... | |
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Care should be taken to keep the needle clean, as the collection of cement on the sides of the needle retards the penetration, while cement on the point... 
