Electric railway gazette (1895) (14572499349)

Identifier: electricrailwayg12newy (find matches)

Title: Electric railway gazette

Year: 1895 (1890s)

Authors:

Subjects: Electric railroads

Publisher: New York : (W.J. Johnston Co.)

Contributing Library: MIT Libraries

Digitizing Sponsor: MIT Libraries

Text Appearing Before Image:

setin six feet of concrete except thoseused on Spring Garden Bridge,which are set in iron castings fast-ened by expansion bolts to the columns. Some of theseare guyed by two and one-half inch gas pipe, which carriesthe feed wires from beneath the bridge floor. The top ofeach pole is filled with an ornamental cap with a woodenplug giving additional insulation. There are, therefore,three separate insulators between the trolley wire and theearth, first the hanger, second the span wire insulator, andthird the insulator formed by the plug at the pole top. Thepoles were designed by the chief engineer and were made June 8, 1895. STREET RAILWAY GAZETTE. 261 by the firm of Morris, Tasker & Co., of Philadelphia.The trolley wire is No. 0 hard-drawn copper wire havinga tensile strength of 4,400 pounds. The span wire is aseven-strand galvanized steel cable five sixteenths of aninch in diameter, and is attached to insulators which arefastened to eye bolts in the pole caps. The trolley wire and

Text Appearing After Image:

The old car house and repair shops at Forty-third Streetand Lancaster Avenue have been remodeled and filled withtransfer tables and improved machinery for making all neces-sary repairs. The officers of the company are: Johns Hopkins, presi-dent; Isaac Blum, vice-president and general manager;W. R.Benson, treasurer; A. L,angstaff Johnston,chief engineer; D. A. Haggerty, assistant chiefengineer. Victory of the New York Third Avenue Com-pany. FIG. 5.—TERMINAL BOX. span wire were furnished by John A. Roeblings SonsCompany. The lead-armored lapped cables which are em-ployed as feeders range in size from 300,000 to 700,000circular mils in section, and were supplied by the StandardUnderground Cable Company, of Pittsburgh, Pa. On the principal bridges the overhead line is equippedwith the Johnston automatic safety disconnectors which cutout the feeders in case of a break in the circuit. At thenumerous crossings the Nelson insulated overhead crossingsare employed. The contractors for the ove

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1895

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