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PREFABRICATED COVER MODULES FOR TUNNELS AND SHAFTS |
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Between 2001 – 2002 at a commission of PeBeKa S.A. company in Lubin we produced 1806 units (129 sets) of concrete rings for outer module of shaft in the “RUDNA” Mine in Polkowice
A set comprised of 14 pieces making up a 850 cm internal diameter ring.
Technical specs of the prefabricate
element thickness 30 cm
height 100 cm
concrete C 40/50
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