VSL's innovations Dampers on test Penny's Bay in HK

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Achieving total isolation
of the columns from the backfill
With bridge loads supported on
1.8m diameter piles close behind
the panel facing, an effective means
of isolating pile loads and movement
from the retained earth block was
required.
A precast concrete split shell
system was used to provided a cost
effective and rapidly installed way
of maintaining a clear void between
the columns.
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