. Ports and terminal facilities . alled a barge or a scow. The lighter has undergone a rapid change in size within thelast 25 years. A generation ago the New York harbor lighterwas a small sloop, pointed at the bow, carrying a mast and main-sail. It had a loading capacity of not over 90 tons. As in thecase of ships and canal barges it has been found that the largerthe carrying capacity, the greater the economy of a lighter of less than 300 tons capacity is consideredabsolutely uneconomical and those of the more recent constructioncarry 600 to 700 tons. The percentage of profit
. Ports and terminal facilities . alled a barge or a scow. The lighter has undergone a rapid change in size within thelast 25 years. A generation ago the New York harbor lighterwas a small sloop, pointed at the bow, carrying a mast and main-sail. It had a loading capacity of not over 90 tons. As in thecase of ships and canal barges it has been found that the largerthe carrying capacity, the greater the economy of a lighter of less than 300 tons capacity is consideredabsolutely uneconomical and those of the more recent constructioncarry 600 to 700 tons. The percentage of profits on the transferwith a 600-ton lighter is more than twice the percentage of profitsfrom a delivery with a 300-ton lighter. A modern lighter isnormally worth about $12,000. At present (1918) it sometimescosts several times that amount. 74 PORTS AND TERMINALS A more recent development is the steam lighter. This is alarge tug with the machinery well aft and an expansive fowarddeck to accommodate freight. A steam lighter has greater. Fig. 19.—A modern 600-ton lighter continues the freight haul from the end ofthe railroad tracks.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectharbors, booksubjectr
