. Electric railway journal . will serve only for carinspection and adjusting of brakes, all truck and elec-trical equipment renewals being handled in the truckrepair bay at the ends of the pits. In order to replacedefective equipment as promptly as possible, however,it is planned to carry quite a stock of duplicate repairparts. Duplicate sets of motors and trucks will beincluded among these, although more or less difficultyis experienced in replacing trucks owing to variationin side bearings. In the old repair shops armature and fields were replaced on the trucks, now this work willbe handled
. Electric railway journal . will serve only for carinspection and adjusting of brakes, all truck and elec-trical equipment renewals being handled in the truckrepair bay at the ends of the pits. In order to replacedefective equipment as promptly as possible, however,it is planned to carry quite a stock of duplicate repairparts. Duplicate sets of motors and trucks will beincluded among these, although more or less difficultyis experienced in replacing trucks owing to variationin side bearings. In the old repair shops armature and fields were replaced on the trucks, now this work willbe handled in the electrical department, truck repairsbeing made by men who devote all of their time to thatclass of work. In line with the plan of procedure in the new paintshop, machine operations were carefully studied with aview of grouping machines and departments to reducewaste motion to a minimum. As a result of this studythe location of the truck shop aisles were so plannedthat they would adjoin the blacksmith shop, the wheel-. -235-7 Detroit United Machine Shop—Main Floor 1316 ELECTRIC RAILWAY JOURNAL [Vol. XLIII, No. 24. repair department and the electrical machine work incident to each of the foregoingdepartments is handled both in the electrical depart-ment on the second floor and in the machine shop whichadjoins the wheel-repair space on the first floor. Allthese departments are grouped as compactly as pos-sible. A 5-ton electric freight elevator serves them allin addition to the overhead bridge crane systems. BUILDING CONSTRUCTION DETAILS Unlike the paint shop which was largely of rein-forced concrete, the new machine shop is constructedwith a structural-steel frame on concrete pedestals,with a reinforced concrete second floor and roof, andbrick curtain walls. In the interior of the building theframe was left exposed, and that in the exterior wallswas encased in concrete. This encasement was util-ized to advantage in the exterior walls for decorativeeffe
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