. Electric railway journal . LECTRIC RAILWAY JOURNAL 581 board to form a barrier. This prevents circuit-breakerarcs from reaching the buses and also protects the busesfrom objects which might fall from above. The ammeters are incased in insulating covers, whilethe voltmeter, mounted on a swinging bracket, is con-nected to the circuit on the grounded side with the sep-arate resistance onthe positive side, thusmaking the potentialfrom meter to grounda minimum. Everyprecaution possible istaken to insure thesafety of operatorsby covering live partsof the board. OPERATING DETAILS Eight passengertra
. Electric railway journal . LECTRIC RAILWAY JOURNAL 581 board to form a barrier. This prevents circuit-breakerarcs from reaching the buses and also protects the busesfrom objects which might fall from above. The ammeters are incased in insulating covers, whilethe voltmeter, mounted on a swinging bracket, is con-nected to the circuit on the grounded side with the sep-arate resistance onthe positive side, thusmaking the potentialfrom meter to grounda minimum. Everyprecaution possible istaken to insure thesafety of operatorsby covering live partsof the board. OPERATING DETAILS Eight passengertrains are operatedper day betweenButte and Anaconda,four each way. Singlelocomotive units areused for this the first sevenmonths of service, thefreight service hav-ing been begun somemonths earlier thanthe passenger service,the freight locomo-tives made approxi-mately 201,000 milesand hauled 2,365,000tons of ore. The freight traffic consists largely of copper than 5,000,000 tons handled in steel ore and having a. Butte Electrification—Substa-tion Wiring Diagram ore and amounts to moreper year. This material iscars weighing about 18 tonscapacity of 50 tons each. Trains of
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
