Well, this seems like the place to add this. The Massey tunnel on the BC99 corridor (connects to I-5 in US) will be replaced with a 10 lane bridge. Construction should start in 2017.
Budget in the 1.5 billion range (including demo of tunnel & highway/interchange improvements)
Project website:
http://engage.gov.bc.ca/masseytunnel/
Conception:
img source - BC Ministry of Transportation
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