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BC
Transit Alrt Tunnel,
New Westminster, BC
BC
Transit's Light Rapid
Transit (Skytrain)
line dips underground
as it passes through
New Westminster near
the sky bridge.
As Prime Consultant to
BC Transit, CWMM designed the 590 foot
(180 metre) section of
tunnel and retaining
structures west of the
Columbia Station, as
shown above.
With a construction
cost of $70 million,
this project involved
substantial utilities
relocation,
underpinning, and
support of existing
buildings in
relatively poor soil
conditions during
construction.
Great
Bear Snow Shed,
Coquihalla Highway, BC
The
most impressive
structure on the
Coquihalla Highway,
the Great Bear Snow
Shed is locate in one
of the highest
snowfall regions of
the Province.
with a total length of
920 feet (280 metres),
and 36 foot (11 metre)
high portal walls, the
structure shelters 6
lanes of freeway
traffic from the
threat of snow
avalanches.
Prestressed concrete
was used extensively
on this project, far
from any urban
center. CWMM
utilized a wealth of i-house
past experience
designing avalanche
structures to produce
a sleek and
cost-effective design.
Skeena
Tunnel, Cassiar
Connector Project,
Vancouver, BC
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