Engineering and Contracting . ice with ice tongs, without hesitating at thepile. The specifications provided that the surfaceof the pavement next to the rail should befrom % to 14 in. below the top of the rail toavoid danger of the car wheels riding on thebrick. The web of the rail was plastered withmortar before the blocks were laid in suchmanner that the blocks would lack V* in. inmeeting the rail head. This joint for the ments. It was hauled onto the concrete baseand dumped half a load in a place, spreadwith shovels, evened up with garden rakes,and rolled with a hand roller. Thetem
Engineering and Contracting . ice with ice tongs, without hesitating at thepile. The specifications provided that the surfaceof the pavement next to the rail should befrom % to 14 in. below the top of the rail toavoid danger of the car wheels riding on thebrick. The web of the rail was plastered withmortar before the blocks were laid in suchmanner that the blocks would lack V* in. inmeeting the rail head. This joint for the ments. It was hauled onto the concrete baseand dumped half a load in a place, spreadwith shovels, evened up with garden rakes,and rolled with a hand roller. Thetemplate shown in Fig. 1 was used to dragthe sand to proper grade and contour afterwhich any uneven places were touched upwith a lute by a man experienced in that reads well in specifications to state that thesand cushion must be shaped by means of asteel-faced template, but the writer has seenseveral men who could do the work just aswell and considerably cheaper by means of thelute alone. Uneveness in the curbs, or high. Fig. 2. Persoective of Grout Mixing Box. points in the concrete base, etc., usually keepone man busy most of the time following upwith a lute when a template is used. On thiswork where the loads were dumped at properintervals three men did all the work on thesand cushion for a brick laying gang ,000 blocks in eitht hours. In most in-stances two men could have done it as wellhad it not been for the fact that it was neces-sary to have three to pull the template. Grniititig.—The grout for the filler wascomposed of equal parts of cement and sandand enough water to make it flow ]iroperly. Anaverage of libls. of cement per squareyard was used. Two grout boxes. Fig. 2, m?de thin enough to flow into all cracksand was kept swept ahead by means of steelstreet brooms. After the first pouring hadprogressed to 40 ft., depending upon theweather and whether or not the brick werethoroughly dry, one box was turned back toapply the second and final co
Size: 1706px × 1465px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookpublisherchicago, bookyear19
