. The street railway review . Manhattan Island and , and to either sell a franchise to a private corporation, orelse engage the city of New York in a scheme of municipal owner-ship and construction, the option to be determined by popular voteat a general election. The voters decided by a majority of more thanthree to one in favor of municipal control. at sufficient depth below the street to avoid all pipes, sewers, con-duits, building foundations and other of the sub-surface obstruc-tions. The second plan, and the one adopted, provides for a subway thatis more nearly a covered trench
. The street railway review . Manhattan Island and , and to either sell a franchise to a private corporation, orelse engage the city of New York in a scheme of municipal owner-ship and construction, the option to be determined by popular voteat a general election. The voters decided by a majority of more thanthree to one in favor of municipal control. at sufficient depth below the street to avoid all pipes, sewers, con-duits, building foundations and other of the sub-surface obstruc-tions. The second plan, and the one adopted, provides for a subway thatis more nearly a covered trench than a tunnel, in the sense thatthe word tunnel is popularly received. The roof of the trench liesimmediately below the surface of the street, or as near the surfaceas the grade and topography will permit. In some cases this roofforms the foundation for the street paving. The method is to opena trench of the proper width and depth and remove or rearrange allinterfering gas and water pipes, sewers, etc.; the roof, of concrete. CONSTRUCTION VIEWS ON THE RAPID TRANSIT Columbus Monument. At Madison Square. A Difficult of Shoridg. Conduit, Showing Roof Girders The Commission consists of the Mayor and the Comptroller of theCity of New York, and the President of the Chamber of Commerce,ex-officio, and of five citizens named in the bill. The board is self-perpetuating, any vacancy occurring from any cause is filled by thevote of the other members. The popular vote being in favor of a municipally-owned road, theCommissions engineers, under the direction of Mr. William Bar-clay Parsons, began the task of deciding upon construction details. Two feasible but broadly differing plans of construction presentedthemselves and much preliminary work was done before the choiceof method was made. One of the alternatives was to make theRapid Transit road, in reality as well as name, a tunnel other words, to follow the London idea of underground railroad-ing and place the
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
