Work has begun on Auckland's $3.4 billion City Rail Link cut and cover tunnels.
Sally Lindsay Fri, 21 Jul 2017
Work has begun on Auckland’s $3.4 billion City Rail Link cut and cover tunnels.
The excavation involves digging 18 metres – about five storeys – at the deepest (southern) point, using long-reach excavators above ground and smaller machinery inside the reinforced trench.
This represents about
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