. Electric railway journal . in operating cost. Quickercar movement is permissible through an arrangement whichpermits the towerman to send two, three or four cars tothe crossing at once, merely by touching some buttons,whereas a flagman would have to wave each car separ-ately. Greater reliability is attained by an interlock, whichprevents the towerman from making a mistake, while aflagman is liable to signal forward several cars to a pointwhere they may collide, or else the motorman may errin reading the flag signals. As to the saving in operatingcost, it has been found that one man can now c
. Electric railway journal . in operating cost. Quickercar movement is permissible through an arrangement whichpermits the towerman to send two, three or four cars tothe crossing at once, merely by touching some buttons,whereas a flagman would have to wave each car separ-ately. Greater reliability is attained by an interlock, whichprevents the towerman from making a mistake, while aflagman is liable to signal forward several cars to a pointwhere they may collide, or else the motorman may errin reading the flag signals. As to the saving in operatingcost, it has been found that one man can now carry outthe movements formerly entrusted to four men. LOCATION AND CHARACTER OF SWITCHING TOWERS The electric switches are controlled from five towerslocated as follows: Delaware Avenue and C Street; UnionStation Plaza, West; Union Station Plaza, East; North mum inside measurement of 4 ft., and are handsomelyfinished in bronzed copper to harmonize with the architec-ture of the union railroad station. They are carried on in-. Electric Ry. Journal Washington Electric Switching System—Connections to aTrack Switch
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
