restoration

A series of communication updates provided by SCIRT's Downer Delivery Team to the Christchurch City Council. These updates detailed the progress of the Arch and Bridge restoration. The updates were produced between 28 June 2013 and 8 September 2015.

Size:
34.2 MB

A document describing Downer's approach to containing bentonite when drilling micro piles for the new Arch foundations.

Size:
532.7 KB

A document describing Downer's planned approach for neutralising the high pH of any potential bentonite or grout discharge into the Avon river.

Size:
548 KB

A document describing Downer's use of column seismic clamps to prevent additional damage to the Arch columns.

Size:
713.1 KB

A document describing the use of a remotely operated hydraulic jaw crusher to avoid the need to make confined space entries.

Size:
465.9 KB

A document describing the use of 3D modelling for construction methodology.

Size:
626.3 KB

A document describing the confined spaces "dummy run".

Size:
717.5 KB

A document describing the early warning system to alert team members of ground and structural movement at the Arch.

Size:
731.0 KB

A paper presented at the New Zealand Concrete Industry Conference 2015 about the design and construction challenges faced when strengthening the Memorial Arch.

Size:
7.8 MB