. Elements of transportation, a discussion of steam railroad electric railway, and ocean and inland water transportation . ut ten acres. In former years vast quantities of lumber were rafteddown the Mississippi River, mainly from the pine forests ofWisconsin and Minnesota; during later years, however,there has been but little lumber rafted, because the supplyof timber along the streams of Wisconsin and Minnesota hasbeen exhausted and such lumber as is now cut in this north-ern pine belt is shii)])ed to market by rail. Equipment used on the Great Lakes.—The floot on theGreat Lakes has an aggreg
. Elements of transportation, a discussion of steam railroad electric railway, and ocean and inland water transportation . ut ten acres. In former years vast quantities of lumber were rafteddown the Mississippi River, mainly from the pine forests ofWisconsin and Minnesota; during later years, however,there has been but little lumber rafted, because the supplyof timber along the streams of Wisconsin and Minnesota hasbeen exhausted and such lumber as is now cut in this north-ern pine belt is shii)])ed to market by rail. Equipment used on the Great Lakes.—The floot on theGreat Lakes has an aggregate gross tonnage of nearly3,000,000. Taken as a whole, this is the most modern SERVICES OF INLAND WATERWAYS 343 and efficient part of the American merchant marine. Fivesixtlis of the entire tonnage consists of steel steamers, theaverage gross tonnage of eacli vessel being over 1,200 average, however, includes a large number of com-paratively small vessels, wliich will soon cease to be typical lake steamer of to-day is from 5,000 to 8,000tons gross register. During the year ending June 30, 1908,. The Delaware. A package freight carrier on the lakes. 16 steel lake steamers of between 4,000 and 5,000 tonsgross were launched; and 38 with a gross tonnage of be-tween 5,000 and 8,000. These 54 steel steamers had anaggregate gross tonnage of 314,877, or an average of 5,831gross tons per vessel. These vessels are built to be loadedto a draft of 20 feet. There are three types of craft used on the Great Lakes: 1. Vessels of about 5,000 tons cargo capacity, most of which are operated as lines for the handling of package 344 ELEMENTS OF TRANSPORTATION freight, and, to some extent, for the transportation of pas-sengers. Vessels similar to these are operated by inde-pendent carriers chiefly for the transportation of lumberand grain. 2. Barges, which consist in part of small craft usedfor moving various kinds of bulk traffic from one port toanother. Large steel barges al
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Keywords: ., bookcentury1900, bookdecade1920, booksubjecttranspo, bookyear1920
