. American engineer and railroad journal . pera-tion with the modern extension front locomotive, laying up the en-gine for about three days time, and taking up valuable roundhouseroom. The cost of regrinding steam-pine joints on both ends, at alarge division point, may be taken as follows: Removing and replacing front end 4 hours SI earn pipes Shours netting 4 hours plates 3hours Grinding joints 10 hours On all above operations two men are employed, making 51 labor. At rates usually paid machinists, boilermakers andhelpers, the total cost of the operation is about §10. In this same la
. American engineer and railroad journal . pera-tion with the modern extension front locomotive, laying up the en-gine for about three days time, and taking up valuable roundhouseroom. The cost of regrinding steam-pine joints on both ends, at alarge division point, may be taken as follows: Removing and replacing front end 4 hours SI earn pipes Shours netting 4 hours plates 3hours Grinding joints 10 hours On all above operations two men are employed, making 51 labor. At rates usually paid machinists, boilermakers andhelpers, the total cost of the operation is about §10. In this same large roundhouse, in which 150 engines are turnedper day, it was found that between three and four engines permonth have pipes reground. Of these, about 40 per cent, had eitherloose cylinder saddles or had been out of shops after general repairsfrom two to three months only. In this latter case, the defect wasprobably caused by some imperfect shop work : and in the former,joints could not be expected to remain tight; in fact, the testimony.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
