. Electric railway journal . rcuits. If a lighting consumer at such a timeneeded any considerable amount of current and couldbreak his contract if current were not available, then thecompany might be embarrassed. It should also be remem-bered in soliciting that the best consumers would be thosewhose load demand would not occur simultaneously withthe maximum traffic on the cars. There are, of course,other than these, all the usual conditions regarding thesale of current which a lighting company must observe,and which should carefully be considered before a railwaytransmission system is called u


. Electric railway journal . rcuits. If a lighting consumer at such a timeneeded any considerable amount of current and couldbreak his contract if current were not available, then thecompany might be embarrassed. It should also be remem-bered in soliciting that the best consumers would be thosewhose load demand would not occur simultaneously withthe maximum traffic on the cars. There are, of course,other than these, all the usual conditions regarding thesale of current which a lighting company must observe,and which should carefully be considered before a railwaytransmission system is called upon to carry any consider-able additional load. 3i8 ELECTRIC RAILWAY JOURNAL. [Vol. XXXIII. No. 8. POWER PLANT EXTENSIONS OF THE BOSTON ELEVATEDRAILWAY COMPANY Extensive enlargement of the power plants of the Bos-ton Elevated Company was carried out and completedabout a year ago by the Stone & Webster EngineeringCorporation, but the details of the work have not beenavailable until the present time. In December, 1906, the. Power Station Improvements in Boston—Exterior ofLincoln Wharf Station engineers were called upon by the Boston Elevated Com-pany to study the power situation of the elevated andsurface lines of Boston. Investigation showed that 7500kw in additional electrical equipment was needed imme-diately and that the shortage would in the course of an- The emergency installation of 10,800 kw consists offour 2700-kw units distributed among three power of the units were added to the Lincoln Wharf station,located on the harbor front in the heart of Boston proper,and one each to the Harvard station in Cambridge and theCharlestown station, on the Mystic River, in was stipulated that these new installations should beready for service within one year, or by Feb. 1, 1908. Atthe same time still earlier completion was desired in orderthat the equipment might relieve the old stations beforethe next succeeding period of heavy winter traffic, and thework


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