. The Street railway journal . ^ I INTERIOR BRIDGEWATER SUB-STATION air chamber under the line of transformers. The air in the airchamber is put under slight pressure by motor-driven BuffaloForge Company blowers, and is allowed to rise through thetransformers in the usual wav, for cooling purposes, At sev- 1030 STREET RAILWAY JOURNAL. [Vol. XXV. No. 23. eral of the stations an air-compressing outfit is provided forfurnishing compressed air used in cleaning out electrical appa-ratus and switchboard. The air compressor is motor drivenin each case. In general, the sub-stations are plain brick l)u
. The Street railway journal . ^ I INTERIOR BRIDGEWATER SUB-STATION air chamber under the line of transformers. The air in the airchamber is put under slight pressure by motor-driven BuffaloForge Company blowers, and is allowed to rise through thetransformers in the usual wav, for cooling purposes, At sev- 1030 STREET RAILWAY JOURNAL. [Vol. XXV. No. 23. eral of the stations an air-compressing outfit is provided forfurnishing compressed air used in cleaning out electrical appa-ratus and switchboard. The air compressor is motor drivenin each case. In general, the sub-stations are plain brick l)uildings withpitched slate roofs supported on light steel truss girders. Cop-. DElAIL OF LIGHTNING ARRESTERS AND HIGH-TENSION SUB-STATION per canop)- ventilators are placed in the peak of the roof toinsure good ventilation within the building, and the high-ten-sion wires just before entering the sub-station are brought tospecial pole anchorages, the details of which arc set forth inthe drawings. There is nothing remarkable in the general lay-out of the anchorages, liul it i)resents an excellent example of 1;;
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
