Steps to build a retaining wall: Know the lay of the land - contact Dial Before You Dig Draft your wall design Finalise plans and mark out area Excavate area and trench Lay and compact road base Lay steel bar grid/mesh and set up wooden forms Pour footing - lay cement and sand mix Screed and level the cement/sand mix Lay first row of bricks Fill first layer of bricks with blue metal aggregate Optional - Install drainage pipe Lay remaining layers of bricks Remove lugs from top layer Install caps Allow everything to dry
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The Victorian Government has awarded a Metro Tunnel Project package of works worth $1 billion to the Rail Infrastructure Alliance, which consists of John Holland, CIMIC’s CPB contractors, Rail Projects Victoria, and Metro Trains Melbourne.
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In an Australian-first, the Victorian Government will deliver a $16 million Tunnelling Centre with the Holmesglen Institute in Chadstone, which will train and skill local workers in tunnelling and underground construction.
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