Manual of recommended practice for railway engineering and maintenance of way (1905)
American Railway Engineering and Maintenance-of-Way Association · Chicago, Ill. : The Association · leaf 73
avity= Displaced Volume. 60 MASONRY. 10. The flask, during the operation, is kept immersed in water ina jar (A), in order to avoid variations in the temperature of the liquid.The results should agree within o.oi. 11. A convenient method for cleaning the apparatus is as follows:The flask is inverted… … FIG. 2.—VICAT NEEDLE. removed in a similar manner by pouring into the flask a small quantityof clean liquid and repeating the operation. FINENESS. 12. The sieves should be circular, about 20 cm. (7.87 in.) in diameter, 6 cm. (2.36 in.) high, and provided with a pan 5 cm. (1.97 in.)deep, and a…
Railroad engineering · Railroads
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