. Die Straßenbahn Zeitschrift . e Clearance würde nicht zulassen, dass dieser Bau ein Sockel Guss, in Abb. 5, wird verwendet, 332 STRASSE EISENBAHN JOURNAL. [Vol. XXXL No. O. versenkt in die Betonwände des Tunnels. Einige der Isolatoren wurden von der Ohio Brass Company und einige von der Electric Service Supplies Company geliefert. Die dritte Schiene wird an ihrem Mittelpunkt durch eine spezielle Kappe aus formbarem Eisen verankert, wie in Abb. 7, und durch ein Paar von schrägen Platten. Bei Verwendung dieser Kappe wird die kleinere Kappe nicht verwendet. Die Schrauben der Winkelplatte führen durch die Verlängerungsarme der Verankerungskappe. P
1494 x 1672 px | 25,3 x 28,3 cm | 10 x 11,1 inches | 150dpi
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. The Street railway journal . e clearance would not admit of thisconstruction a pedestal casting, illustrated in Fig. 5, is used, 332 STREET RAILWAY JOURNAL. [Vol. XXXL No. o. sunk into the concrete walls of the tunnel. Some of theinsulators were supplied by the Ohio Brass Company andsome by the Electric Service Supplies Company. The third-rail is anchored at its middle point by a specialcap of malleable iron, shown in Fig. 7, and by a pair ofangle plates. Where this cap is used the smaller cap isnot employed. The bolts of the angle plate pass throughthe extension arms of the anchoring cap. PROTECTION BOARD A protection board is carried over the third-rail, as indi-cated in the drawings. This protection is made of Jarrahplank, 2 in. x 9 in. x 9 ft., and is supported on brackets onevery other tie or at 36-in. centers. The ends of the planksare joined by a special splice plate consisting of 3/16-in.steel, 9 in. wide and 6 in. long and with a i 5/16-in. chan-nel bent down on each side to keep the planks in line. This. FIG. 9.—SECTION OF SUBSTATION AT CHRISTOPHER ANDGREENWICH STREETS splice plate is bolted over the top of the protection boardwith _/3-in. X 2^-in. bolts. TR.CK RAIL BONDING The track rails are 85-lb. A.S.C.E. section and are bondedwith two 300, 000 circ. mil protected bonds of the ElectricService Supplies Company. Screw spikes are used for thetrack rails as well as for the third-rail. SUBSTATION As the large power house which the company is con-structing in Jersey City has not been completed, and asonly a small portion of the system was put in operationFeb. 25, arrangements have been made for securing all ofthe power necessary at present from the New York EdisonCompany. The Hudson & Manhattan Railway Companyhas its own substation, however, at the corner of Green-wich and Christopher Streets, adjoining its ChristopherStreet passenger station. Here the company has installedfour 1500-kw General Electric rotary converters and twelve550-kw General Electric
