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The street railway review (1891) (14735934246)


The street railway review (1891) (14735934246)



Identifier: streetrailwayrev13amer (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

Text Appearing Before Image:
id in mortar consisting of aj parts^and and 1 part cement. the v»-atcr in the tad-race and are connccled with the tail-race bymeans of air tight draft tubes. The generator room is directly west o( the wheel room and willhe divided from it by a brick partition. In the generating roomwill be located eight 2.500-kw. and two 2,000-kw., three-phase.2.aoc>-volt, 40-cyclc General Electric generators, each directly con-nected to a pair of water wheels. There will also be located in thesame room, between the generators, two iso-kw. and one 300-kw.,lJ5-volt exciters, e.nch directly connected lo its own water wheel .•\t the south end of the building will be located the transformerroom which will be 40 .\ 70 ft. In this room will be located thirty8j3-k\v. and six 670-kw. air blast step-up transformers of GeneralKlectric type, necessary motors and blowers for cooling the trans-formers, and the high and low potential switchboards. On the west side of the generator room, about in the center of
Text Appearing After Image:
EXCAV.XTIliN IX RIVER BED l(K FT. DEEP). SHOWING DOWN-STRE.VM SIDE OF DAM .\ND DERRICK USED IN SPIER FAM.S—JUNE 12. 1903. CLi-NSIKlCTH i.N- The high dam or river section is 154 ft. high, 113 ft. thick at thebase and 17 ft. thick at the top. Hoth faces arc laid with hammer-dressed rubble, and the interior is filled with rubble concrete. Thisconcrete is made of i part cement. 3 parts sand and 5 parts crushedstone. It is used the same as mortar, and the large blocks of rub-ble are set in the wet concrete. The spaces bctw^een the stones arefilled with spalls and concrete, and the whole mass settled intoposition with spades. The best portland cement has been used forthe entire work. The power house will be divided inio three sections, the wheelroom, the generator room and the transformer room. The wheelroom will be located on the southeast side and will extend almostthe entire length of the building. In this room will be located tenpairs of McCorniick water wheels, each pair capable of g





Carnegie Library of Pittsburgh

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