Actions: Excavation supporting works - spry concrete with soilnailing
Contractor: Stroycomerce 2001 Ltd.
Period: 10.2004 Status: completed
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Actions: Anchor stabilization works
Contractor: Stiff Ltd.
Period: 11.2004 Status: completed
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Actions: Stopping of high pressured waters in the reversive tunnel - grouting with fast reaction PU-resin.
Contractor: "Beton ADG"
Period: 03.2004Status: completed
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