. Electric railway review . Pacific Electric Railway—Glendale Station and Office. substations located 7 and 18 miles, respectively, from thepower station in Los Angeles. An accompanying engravingreproduced from a line drawing shows the detail constructionof the pole tops supporting the three-phase high-tensiontransmission line and the trolley brackets. The transmissionpressure is volts, and No. 000 hard-drawn copper wiresare used, mounted on Lima porcelain insulators 7 inches are tapped at intervals of five poles to a 600,000-circular milfeeder cable connecting the substations. The tele
. Electric railway review . Pacific Electric Railway—Glendale Station and Office. substations located 7 and 18 miles, respectively, from thepower station in Los Angeles. An accompanying engravingreproduced from a line drawing shows the detail constructionof the pole tops supporting the three-phase high-tensiontransmission line and the trolley brackets. The transmissionpressure is volts, and No. 000 hard-drawn copper wiresare used, mounted on Lima porcelain insulators 7 inches are tapped at intervals of five poles to a 600,000-circular milfeeder cable connecting the substations. The telephone wireswhich are carried on the same pole are mounted not on theordinary glass insulators, but on standard No. 1 Prove high-tension insulators which were available on account of a changein the transmission line on one of the older divisions. It will be noted by reference to the illustration of the. Pacific Electric Railway—Improved Roadbed Along Boulevard. in diameter with cast-iron bases. The poles, which are roundnorthern cedar, 40 feet long, are sunk 6 feet in the .groundand spaced 110 feet apart. An interesting method is used for preserving the butts ofthe poles. This comprises the use of crude petroleum to the four-track line that the overhead construction on this sectiondiffers in character from that customarily used. There aretwo si)an wires, one above the other, each of which comprises?ii-inch stranded steel cable. The arrangement with hangersplaced over the two middle trolley wires and not over the LlS ELECTRIC RAILWAY REVIEW Vol. XVIII. No. 9, outside wires, assists in maintaining all four trolleywires at the same height above the track rails. These verticalhangers, which are of stranded cable, are 4 feet long, andthe pole fastenings are 6 feet apart vertically. The trolleywires have the Figure 8 section and are No. 0000 on the centertracks and No. 000 on
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectstreetr, bookyear1906
