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Research papers, The University of Auckland Library

Predictive modelling provides an efficient means to analyse the coastal environment and generate knowledge for long term urban planning. In this study, the numerical models SWAN and XBeach were incorporated into the ESRI ArcGIS interface by means of the BeachMMtool. This was applied to the Greater Christchurch coastal environment to simulate geomorphological evolution through hydrodynamic forcing. Simulations were performed using the recent sea level rise predictions by the Intergovernmental Panel on Climate Change (2013) to determine whether the statutory requirements outlined in the New Zealand Coastal Policy Statement 2010 are consistent with central, regional and district designations. Our results indicate that current land use zoning in Greater Christchurch is not consistent with these predictions. This is because coastal hazard risk has not been thoroughly quantified during the process of installing the Canterbury Earthquake Recovery Authority residential red zone. However, the Christchurch City Council’s flood management area does provide an extent to which managed coastal retreat is a real option. The results of this research suggest that progradation will continue to occur along the Christchurch foreshore due to the net sediment flux retaining an onshore direction and the current hydrodynamic activity not being strong enough to move sediment offshore. However, inundation during periods of storm surge poses a risk to human habitation on low lying areas around the Avon-Heathcote Estuary and the Brooklands lagoon.

Research papers, Lincoln University

Predictive modelling provides an efficient means to analyse the coastal environment and generate knowledge for long term urban planning. In this study, the numerical models SWAN and XBeach were incorporated into the ESRI ArcGIS interface by means of the BeachMMtool. This was applied to the Greater Christchurch coastal environment to simulate geomorphological evolution through hydrodynamic forcing. Simulations were performed using the recent sea level rise predictions by the Intergovernmental Panel on Climate Change (2013) to determine whether the statutory requirements outlined in the New Zealand Coastal Policy Statement 2010 are consistent with central, regional and district designations. Our results indicate that current land use zoning in Greater Christchurch is not consistent with these predictions. This is because coastal hazard risk has not been thoroughly quantified during the process of installing the Canterbury Earthquake Recovery Authority residential red zone. However, the Christchurch City Council’s flood management area does provide an extent to which managed coastal retreat is a real option. The results of this research suggest that progradation will continue to occur along the Christchurch foreshore due to the net sediment flux retaining an onshore direction and the current hydrodynamic activity not being strong enough to move sediment offshore. However, inundation during periods of storm surge poses a risk to human habitation on low lying areas around the Avon-Heathcote Estuary and the Brooklands lagoon.

Images, UC QuakeStudies

A photograph of the rubble of the Observatory tower in the South Quad of the Christchurch Arts Centre. The tower collapsed during the 22 February 2011 earthquake. Scaffolding constructed around the tower has also collapsed and is amongst the rubble.

Images, UC QuakeStudies

A close-up photograph of parts of the Townsend Telescope recovered from the rubble of the Observatory tower. The telescope was housed in the tower at the Christchurch Arts Centre. It was severely damaged when the tower collapsed during the 22 February 2011 earthquake.

Images, UC QuakeStudies

A photograph of the Townsend Telescope in the Observatory at the Christchurch Arts Centre. This image was used by Graeme Kershaw, Technician at the University of Canterbury Department of Physics and Astronomy, to identify the telescope's parts after the 22 February 2011 earthquake.

Images, UC QuakeStudies

A photograph of the Townsend Telescope in the Observatory at the Christchurch Arts Centre. This image was used by Graeme Kershaw, Technician at the University of Canterbury Department of Physics and Astronomy, to identify the telescope's parts after the 22 February 2011 earthquake.

Images, UC QuakeStudies

A photograph of Mayor Bob Parker speaking on a phone in the restaurant and bar in the Christchurch Art Gallery. The Art Gallery served as the headquarters for the Civil Defence after the 22 February 2011 earthquake.

Images, UC QuakeStudies

A photograph of the earthquake damage to the Christchurch Chinese Methodist Church on Papanui Road. The wall of the gable has crumbled, the bricks spilling onto the lawn below. Wire fencing has been placed around the building as a cordon.

Images, UC QuakeStudies

A photograph of emergency management personnel in the foyer of the Christchurch Art Gallery. The art gallery was used as the temporary Civil Defence headquarters after the 22 February 2011 earthquake. In the background, a cherry picker can be seen.

Images, UC QuakeStudies

A photograph of the earthquake damage to the Christchurch Chinese Methodist Church on Papanui Road. The gable wall has crumbled, the bricks and window frame falling onto the ground. Wire fencing has been placed around the building as a cordon.

Images, UC QuakeStudies

A photograph of the bottom storey of the Observatory tower at the Christchurch Arts Centre. Rubble from the top two storeys of the tower has spilled into the courtyard in front of the tower. A digger was used to clear the rubble away from the building.

Images, UC QuakeStudies

A photograph of emergency management personnel in the foyer of the Christchurch Art Gallery. The art gallery was used as the temporary Civil Defence headquarters after the 22 February 2011 earthquake. In the background, a cherry picker can be seen.

Images, UC QuakeStudies

A photograph of the earthquake damage to the second story of the Observatory tower at the Christchurch Arts Centre. The front of the storey has collapsed, exposing the inside. A tarpaulin has been draped over the top and the roof of the building behind.

Images, eqnz.chch.2010

Demolition of Robertson's Bakery building, Victoria Street, Christchurch. The Chandelier rescue ... Walking into work I saw the building I always wanted to buy (and run as a bookshop, perfumery, shoe shop) - the old Robertson's Bakery getting demolished. But the bigass digger gently reached into the wreckage and saved this chandelier, bringing...

Images, UC QuakeStudies

A photograph of an information sheet used by the Civil Defence during the Christchurch Earthquake Response. The information sheet consists of a map of the original cordon set up in central Christchurch after the 22 February 2011 earthquake and a map of the cordon on Sunday 27 March 2011.