11-mi long Clear Creek water tunnel near Whiskeytown, Calif, is round bore 17 1/2 ft diam; 8 1/2 mi of tunnel is driven through hard granite, consisting at inlet end, of meta-andesite and at outlet end, of meta-rhyolite; Moran gantry jumbos and Conway No. 100 muckers used; jumbo is moved on wide spaced tracks; trains of 12 cu yd muck cars and Plymouth locomotive; jumbo loads and picks up cars, lifting them over locomotive and actually rearranges train with locomotive at opposite end.


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    Title :

    Four headings worked on Trinity project


    Additional title:

    Pac Bldr Engr


    Contributors:
    Nelson, P. (author)

    Published in:

    Publication date :

    1958


    Size :

    3 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Subject headings for aeronautical index

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