Canadian engineer . les of paving,20 ft. wide, to cost $160,000. Crandvicw, Ont.—Messrs. Schultz Bros., of Brantford,Ont., have secured the contract for the erection of a school-house at Grandview, to cost $33,900. Hamilton, Ont.—The city council have ^awardedthe following contracts:—That of J. W. Danforthand Company, of Buffalo, for laving the waterworksconduit from the beach pump house to the filtering- basins,and the laying of the intake pipe in the lake, for the bulk sumof $61,500. That of Drummond, McCall Company,, for o^^e36-inch gate valve, $500, and four 30-inch at $^00 -^arh, forthe b
Canadian engineer . les of paving,20 ft. wide, to cost $160,000. Crandvicw, Ont.—Messrs. Schultz Bros., of Brantford,Ont., have secured the contract for the erection of a school-house at Grandview, to cost $33,900. Hamilton, Ont.—The city council have ^awardedthe following contracts:—That of J. W. Danforthand Company, of Buffalo, for laving the waterworksconduit from the beach pump house to the filtering- basins,and the laying of the intake pipe in the lake, for the bulk sumof $61,500. That of Drummond, McCall Company,, for o^^e36-inch gate valve, $500, and four 30-inch at $^00 -^arh, forthe beach pump house. The Canadian Foundry Companytwo valves, S725. The D-T-ling Piimr> Manufartiring Com-pany, two valves, $347. The Coffin Valve Company, for fourswing valves, $ Hamlilton, Ont.—Contract has been awarded to the Can-ada Wire & Iron Goods Co., 182 King William Street, Hamil-? ton for lieavy screensfbf the reformatory at Gnelph, Ontario. May 9, 1912. THE CANADIAN E N ix I N E E R 63. An Austin Improved Cube Mixer mixes by means of the shape of the drum, which is suchas repeatedly to fold the batch as a unit right and left andforward on itself, and squeeze it as a unit into differentshapes. The cube principle is unit incorporation andcontact under pressure. A mixer with inside disintegra-tors mixes by means of shelves or paddles, which repeat-edly break up and toss about the batch in small inside disintegrator principle is piecemeal,separation and readjustment. A study of the twoprinciples of action shows why the cube mixer remainsafter thirty years the leading concrete mixer on the market. The Austin Heating Attachment added to theImproved Cube Mixer is a Two-in-One Propositionwhich means plant economy. It does not interfere in theslightest degree with the Cube Principle of Mixing. Itsimply makes hot the materials being mixed. No moremen are needed than for ordinary concrete mixing. Thereis no shifting of dampers, no feeding of the fire,
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishertoron, bookyear1893
