. The Street railway journal . to the track. The is a No. 2 Ransome batch concretemixer and has a measuring hopper dividedinto such proportions as to give the requiredcapacity of stone and sand for each batchof concrete The hopper is furnished with a lever anddoor for discharging material at the right time into themixer. At the discharging end of the mixer is a chutewhich discharges the concrete into a three-way hopper ha\-ing narrow doors or gates which can be controlled at willfor shooting the concrete on to either side of the trackor between the rails. The elevators ar
. The Street railway journal . to the track. The is a No. 2 Ransome batch concretemixer and has a measuring hopper dividedinto such proportions as to give the requiredcapacity of stone and sand for each batchof concrete The hopper is furnished with a lever anddoor for discharging material at the right time into themixer. At the discharging end of the mixer is a chutewhich discharges the concrete into a three-way hopper ha\-ing narrow doors or gates which can be controlled at willfor shooting the concrete on to either side of the trackor between the rails. The elevators are erected on channelirons substantially supported and braced to the rear endof a 28-ft. X /-ft. -X 6-in. fiat wooden car. The concrete 720 STREET RAILWAY JOURNAL. [Vol. XXXL No. i8. mixer and elevator are driven by a shunt-w^ound lOOO-GEmotor. PORTABLE STONE CRUSHERS In doing track work and paving, old stone is taken outthat sometimes goes into scrap. The stone and cobblesmay often be utilized by sending them through a crusher. FIG. 14.—STONE CRUSHER, OU.\RRV and then working them into concrete or ballast. A smallportable crusher comes in very conveniently for this pur-pose, as often the stones may be crushed right on the job,thus saving freight charges and first cost. Stone obtainedin this manner costs 30 cents or 40 cents a yard, whichis a very low figure when compared with the value of newcrushed stone at many locations. 1200 street-car motor. The car may be moved around toany location and by simply connecting on to a trolley wirewith a portable pole and hook it is ready for indicates that this equipment will crush 50tons of 13^-in. trap rock stone every working day. FAIRVIEW STONE-CRUSHING PLANT The question of crushed stone for concrete and ballastfor track work is very important. The Public ServiceRailway Company has used on an average of 50,000 cu. season for the last several years. Prior to two yearsago the stone had been obtained
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
