Enlarged to permit passage of largest cars used by railroads of country; major excavation over a length of 4000 ft. near west portal was at its greatest depth about 2 ft. and 9 in.; handling excavated material under track and disposing of it without interfering with trains; overhead rock excavation. Reprinted from "Boston and Maine Railroad Employees Magazine." (See also Boston Soc. Civil Engrs. -- Jl vol. 15, no. 7, Sept. 1928 pp. 349-353, 1 fig)


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    Title :

    Hoosac tunnel enlargement


    Additional title:

    Eng. Contracting



    Publication date :

    1928


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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