Identifier: tasmanianforestr00penn (find matches)
Title: Tasmanian forestry : timber products and sawmilling industry, a description of timber trees indigenous to Tasmania, their commercial value and process of manufacture, with methods adopted by the government to foster the industry
Year: 1910 (1910s)
Authors: Penny, John Compton
Subjects: Forests and forestry Timber
Publisher: Hobart, Tasmania : John Vail, Government Printer
Contributing Library: University of British Columbia Library
Digitizing Sponsor: University of British Columbia Library

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ially in those grown on dry, hillside localities),and of great strength. For wharf and bridge construction, for piles and the heaviertimbers of superstructure, it is superior to anything produced inthe Australian States. For bridge or wharf decking it would behard to find its equal for durability, if laid when tliorouglilyseasoned. The value of Blue Gum has long been appreciated throughoutthe Australian States, and in tiie tests to which this timber hasbeen submitted at Dover, England, in connection with theAdmiralty Harbour Works, and also at Keyham dockyards, it hasbeen most favourably reported upon by the contractors (Messrs.S. Pearson & Sons, Ltd., and Sir John Jackson, Ltd.). For the Dover works several shipments of Blue Gum piles,hewn square, to 18 x 18 and 20 x 20, from 70 to 100 feet inlength, with a large quantity of sawn timber in junk sizes, weresupplied from Soutliern Tasmania. The high specific gravityof tlic timber, its caijnbility to withstand liard driving, and its
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»NT Eucalyptus Tree (E. Obliqua). Ta£^=^^ ^^ 8 partial immunity from the ravages of the teredo, render Blue Gumspecially adapted for piling purposes. It is used also largely forrailway-sleepers, railway wagon work, and wheelwright purposes(for shafts, felloes, and naves). Mr. Dudley, a woodbender, manu-facturer from seasoned timbers, and one of the best authorities onthe practical use of Blue Gum, has supplied excellent testimony,as given in these pages, of the value of Blue Gum for the varioususes to which he applies it. Tables of strength, and other tests, weight, &c., of Blue Gum, andother timbers subsequently dealt with, together with testimonialsfrom reliable sources, will be found on the later pages in this pub-lication. STRINGY-BARK (Eucah/ptus ohliqaa). The Stringy-bark, so called, as its name implies, from the fibrousnature of its bark, is probably the most valuable tree that Tas-mania possesses, inasmuch as it produces a timber of excellentquality, suitable for all con

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