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Rigid tunnel construction
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Ring stiffeners
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Modularized motor foundation
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Landing bars adapted to tank top and
hull frames
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Tunnel extensions customized to suit
to the hull lines
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Protection grids in the tunnel entrances
With tunnel extensions cut to
suit hull lines and protection
grids
Brunvoll can supply thruster units ftted
in a steel section designed on the basis
of hull section drawings for the specifc
vessel
With trunk extensions to
fit designed steel section
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