Browsing by Subject "tarcza"
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Item type:Article, Access status: Open Access , Ostatnie doświadczenia tunelowe Przedsiębiorstwa Budowy Kopalń PeBeKa SA ze szczególnym uwzględnieniem zakończonej budowy I linii metra w Warszawie(Wydawnictwa AGH, 2009) Kozłowski, RobertIn the article author describes previous tunnel projects executed by company Przedsiębiorstwo Budowy Kopalń PeBeKa SA. Tunnels done in different methods are presented (in open trench, cut-and-cover and mining methods). Warsaw metro line I project, which has been just finished takes important place. In Warsaw Bielany district tunnels were executed in shield method, or in deep trench protected by Berliner wall or in use of diaphagram walls.