. Canadian engineer. CLtARANCE DIAGRAM Fig. 4.—Detail of Web Splice and Web Hanger Plate. asphaltum varnish: 15 gallons pure raw linseed oil; 15gallons turpentine-japan drier. The paint shall weigh Slbs. 2 oz. per gallon. The various ingredients of the. Fig. 5.—Cast Steel Bed Plate, Showing Inset forBronze Plate. asphaltum varnish and turpentine-japan drier were care-fully specified. The floor of the bridge is supported on a 7-inch rein-forced concrete slab. The pavement is 4-inch creosotedwood block laid on a ^^-inch mortar bed. The slab iswaterproofed as follows : First, the surface of the c


. Canadian engineer. CLtARANCE DIAGRAM Fig. 4.—Detail of Web Splice and Web Hanger Plate. asphaltum varnish: 15 gallons pure raw linseed oil; 15gallons turpentine-japan drier. The paint shall weigh Slbs. 2 oz. per gallon. The various ingredients of the. Fig. 5.—Cast Steel Bed Plate, Showing Inset forBronze Plate. asphaltum varnish and turpentine-japan drier were care-fully specified. The floor of the bridge is supported on a 7-inch rein-forced concrete slab. The pavement is 4-inch creosotedwood block laid on a ^^-inch mortar bed. The slab iswaterproofed as follows : First, the surface of the concreteslab was thoroughlv cleaned and given a coating of hot March 30, rgih. THE CANADIAN ENGINEEK 387


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