File:The Street railway journal (1906) (14574720647).jpg

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Identifier: streetrailwayjo271906newy (find matches)
Title: The Street railway journal
Year: 1884 (1880s)
Authors:
Subjects: Street-railroads Electric railroads Transportation
Publisher: New York : McGraw Pub. Co.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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Text Appearing Before Image:
FIG. -PROTECTION AT STATIONS FOR THIRD RAILAND SHOES
Text Appearing After Image:
FIG. 27.-STANDARD THIRDTiAiL CONSTRUCTION ON ATLANTIC A\-ENUEELEVATED STRUCTURE is interrupted, and to maintain this continuity three submarinecables are installed, one for each third rail, and one as a spare.These cables consist of 2,000,000-circ. mil copper core, insu-lated with 4-32 in. of 30 per cent Para rubber, incased in alead sheath, % in. thick, and armored with one layer of No.4 B. & S. galvanized steel wires, laid on spirally with a layerof jute covering. These cables were laid in the same man- are all of 2,000,000 circ. mils, and connections are madedirectly in front of the sub-stations. In some cases theseshort feeders are located in conduit, and in other cases laiddirectly in the ground in the manner above described for thecrossing jumpers. Such cables when laidin ducts are insulated with 5-32 in. ofpaper, covered with a layer of sheathing,ys, in thick. Near each sub-station, the third rail isinterrupted by a 40-ft. gap. Should anysection break down, it is then impos

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Volume
InfoField
1906
Flickr tags
InfoField
  • bookid:streetrailwayjo271906newy
  • bookyear:1884
  • bookdecade:1880
  • bookcentury:1800
  • booksubject:Street_railroads
  • booksubject:Electric_railroads
  • booksubject:Transportation
  • bookpublisher:New_York___McGraw_Pub__Co_
  • bookcontributor:Smithsonian_Libraries
  • booksponsor:Smithsonian_Libraries
  • bookleafnumber:432
  • bookcollection:smithsonian
Flickr posted date
InfoField
27 July 2014

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