. The street railway review . fate and 7 personswere drowned. This defect of tlie swing bridge is becoming of greater im-portance each year, liecause of increased traffic and increased speedof railroad and street railway trafiic. The Harlem River is an-other stream full of bridges which seriously obstruct both the streetrailway and boat traffic. The widespread favor with which the Scherzer rolling liftbridge has been received in the United States and in foreigncountries is the result of the superior advantages which the de-sign possesses. The points which we believe are of especial in-terest t
. The street railway review . fate and 7 personswere drowned. This defect of tlie swing bridge is becoming of greater im-portance each year, liecause of increased traffic and increased speedof railroad and street railway trafiic. The Harlem River is an-other stream full of bridges which seriously obstruct both the streetrailway and boat traffic. The widespread favor with which the Scherzer rolling liftbridge has been received in the United States and in foreigncountries is the result of the superior advantages which the de-sign possesses. The points which we believe are of especial in-terest to street railway companies, are: With this type of bridgethe supporting piers may be on shore in a narrow channel oron the sides of the dredged channel of a wide river. No centerpier or protection pier obstruction are necessary. The navigablechannel, in a wide or narrow river, may always be clear and im-obstructed. When open for the passage of vessels the Scherzerrolling lift bridge acts as a barrier, closing the roadway, and.
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
