Retention and excavation

Retention and excavation

Scheduled timeframe: 25 May 2013 - 29 August 2013

2013

E000076: Excavation, retention and foundation works (is part of);

E000077: Piling (Previous);

E000079: Foundation basement slab works (Subsequent);

E000078

Construction phase event

The retention and excavation works are a secondary construction element required to complete Excavation, retention and foundation works. It consists of four parts:<ul><li>North</li><li>South</li><li> East</li><li> West</li></ul> <p>North, South and East Retention & Excavation works comprise:</p><ol><li>Construct capping beam</li><li>Excavate to 1st anchor level</li><li>Install 1st row anchors</li><li>Spray walls</li><li>Excavate to 2nd anchor level</li><li>Install 2nd row anchors</li><li>Spray walls</li><li>Final excavate & spray</li></ol> <p>West Retention & Excavation Works comprise:</p><ol><li>Construct capping beam</li><li>Excavate to 1st anchor level</li><li>Install 1st row anchors</li><li>Spray walls</li><li>Excavate & spray</li><li>Final excavate & spray</li></ol>

Secondary construction element