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Browsing by Subject "drift"

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  • thumbnail.journal.alt
    Item type:Article, Access status: Open Access ,
    Budowa sztolni pod masywem góry Chmielnik w Jeleniej Górze - Cieplicach
    (2007) Zynek, Jacek; Antosz, Andrzej
    The paper presents all stages of tunnel (drift) construction underneath Chmielnik mountain massif near Jelenia Góra city. Detailed descriptions of execution techniques, natural rock mass conditions and principles of drivting with drill and blast method are presented in it. Reasons for execution of elements which were not predicted in primary documentation but were necessary for the safety operation of the object were also presented. Due to very difficult local rock conditions, the whole tunnel was supported with lining of portal type. The paper consists a set of the most significant theoretical knowledge and experience of the contractor, who have provided safety execution the work with proper quality and within scheduled time. Excavated tunnel serves for water pipelines conduct treated water from water treatment station on one side of Chmielnik Hill to retention/reserve reservoirs on the other side.
  • thumbnail.journal.alt
    Item type:Thesis, Access status: Restricted ,
    Teoria ergodyczna w znajdowaniu optymalnego wzrostu
    (Data obrony: 2012-09-25) Seklecka, Katarzyna
    Wydział Matematyki Stosowanej