. Railway age gazette . ctice is good. Group drive motors are carried on steel brackets and shelvesriveted to the steel columns supporting the shop roof. This ar-rangement leaves a clear way over the wall benches and in thebench aisle, permitting the use of I-beam, trolley hoists in thisspace without the interference of the belts. The line shaft is 2 15/16 in. diameter, running at 200 r. p. boxes fitted with Hyatt roller bearings; it is put up to true line and level, throughout the full length, being sectioned for eachgroup of machines. Sections average 44 ft. in length and aremade up of


. Railway age gazette . ctice is good. Group drive motors are carried on steel brackets and shelvesriveted to the steel columns supporting the shop roof. This ar-rangement leaves a clear way over the wall benches and in thebench aisle, permitting the use of I-beam, trolley hoists in thisspace without the interference of the belts. The line shaft is 2 15/16 in. diameter, running at 200 r. p. boxes fitted with Hyatt roller bearings; it is put up to true line and level, throughout the full length, being sectioned for eachgroup of machines. Sections average 44 ft. in length and aremade up of two or more pieces of shaft 22 ft. long. Flangecouplings are used and a space of J4 in. has been left between theends of sections; provision has been made for connecting thewhole or a part of each section to the one on either side, Yz and bolts having been provided for this purpose. Thisprecaution was taken to provide against the loss of use of awhole group of tools in the event of mishap to the motor driving. Power House, Showing the Coal Tower it. Motors were purchased with pulleys standard to them andproper pulleys put on the line shaft to maintain the same speedin each group. The equipment of these shops was made as complete in everydetail as it was possible to foresee. There was installed not onlya full complement of machine tools but all necessary small orhand tools were purchased or made in other division shops, andheld in readiness for use when needed. The long delays incidentto the opening of a new shop occasioned by the necessity ofeither making or buying jigs, wrenches, blacksmith tools, taps,dies, reamers, etc., was avoided. The railroad also took theprecaution to train a force in other division shops to man theBillerica plant, so that when orders were given to start, theactual work of repairs began at once. RESULT OF MASTER MECHANICS ASSO-CIATION LETTER BALLOT The secretary of the .American Railway Master MechanicsAssociation has issued circular D, givin


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1913