File:The street railway review (1891) (14757188134).jpg

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English:

Identifier: streetrailway03amer (find matches)
Title: The street railway review
Year: 1891 (1890s)
Authors: American Street Railway Association Street Railway Accountants' Association of America American Railway, Mechanical, and Electrical Association
Subjects: Street-railroads
Publisher: Chicago : Street Railway Review Pub. Co
Contributing Library: Carnegie Library of Pittsburgh
Digitizing Sponsor: Lyrasis Members and Sloan Foundation

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Text Appearing Before Image:
CROSS SECTION AT YOKES SHOWING TRACK RAIL BRACES AND MANNER OF BOLTING SLOT RAIL.
Text Appearing After Image:
CROSS SECTION OF PULLEY TITS SHOWING MAN HOLE COVERS. 486 (^\)miJ(aAl^l^^^^/leM/* inch pipe drain which is laid under the conduit and whichconnects each pulley pit. This saves a great manysewer connections and allows a small conduit to be used,the dimensions of which are only i foot, 7 inches fromtop of slot rail to bottom of conduit and g^i inches broadbetween the concrete walls. The slot rails and yoke are both of a special design byMr. Colam. The yokes are 155 pounds in weight andare placed at 3 feet, 6 inches centres. Both the web andthe flange of the slot rail are bolted to the yoke jaws, asshown in the cut. The tube or conduit is formed of con-crete in which the yokes are imbedded. The materialsused in mixing this concrete are as follows:— Derbvsliiregrit stone, broken to pass through a 2 inch ring, 4 parts Grit quarry sand, 2 parts Portland cement I part The different constituents were mixed on a platformturned over twice dry and twice wet before putting inposition. The yokes

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3
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27 July 2014

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