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Show THE HUDSON RIVCR TUNNtL. This great undertaking, intended toj allow railway transportation between New York and Jersey city, nctms, : after many delays and discourage; j ments, to have to have taken deliuiuj hbape. Tbe company hap been iu-j corporated in both elites, and hence has two sets of directors, thoe in New York representing ,uuu,uuu 01 me capital stock, and those in New Jeraey j $3,000,000. The old company dug ai circular well twenty five fuut iu diam- j eter and thirty feet deep near the: workhouse, and walled it with brick; three feet thick. The tunneling will , proceed from this wdl. It is to be j j facilitated by the appliance of an air j lock, which will couiprein the air in a ; Ciiamocr laie uiiuu';ii hji unit: iih.ii to work in. At uric; corm-r of i' chamber will In placed a pnrtahle . funnel, into w hich dirt an. I ymn fc will be thrown. 'J he air in the cn;mi j ber will force the dirt through a Ion pipe, which is to run over the shah and above the surface ol the water lo a scow, in which it will lo carried ashore. With a view of preventing daoger from leakage or caving a brick wall, three feet thick the outer layer ol bricks to be chemically prepared to withstand moisture will be built as fast aa the tunneling proceeds. The grade of the tunnel will be two feet lo tbe hundred, descending from Jersey city; then three feet tc. the hundred ascending to this side tor 1,000 feet, and then, from that point to the terminus in Washington square, two i feet to the hundred. Too top of tbe 1 tunnel in tho center of the river. feet ol water at ebb tide, will be twenty feet b?low tho river bed. Work will be rcnimed on the Jersey city side, and will he continued until the tunnel is L-arricd two third across the river. This is to facilitate the removal of dirt. Then workmen will be placed ou Hub side, and the work will be completed when the men meet a few rods off the shore. Col. Wm. H. Payne the engineer, sayB jthat it will take two years to complete com-plete the work. Tbe directors expect I to spend $10,000,000 upon it. The track will be four miles long. Mr. j White says that tbe locomotive 'to be placed up will, under the : propulsion of compressed air, cover : the distance ia three minutes. I |