A large crack between the road and a concrete slab in New Brighton. The photographer comments, "This is the gap that has been growing during all the Christchurch earthquakes. It is between Robbie's Restaurant and the car park in New Brighton".
Bare patches of ground at Sullivan Park in Avonside. The bare patches mark where liquefaction covered the grass after the 4 September 2010 earthquake. Damage to the footpath and road on Galbraith Avenue can also be seen.
A video of a tractor on a farm near River Road in Lincoln. The tractor is making several passes over a liquefaction blister with a rotary hoe. This was one of several soil-remediation techniques tested on farms affected by the 4 September 2010 earthquake.
A video of a tractor on a farm near River Road in Lincoln. The tractor is making a second pass over a liquefaction blister with a power harrow. This was one of several soil-remediation techniques tested on farms affected by the 4 September 2010 earthquake.
Photograph captioned by BeckerFraserPhotos, "Bexley, Morganwood Street is in the centre of this picture. Also includes Velsheda Street, Wetlands Grove and Birch Street".
A photograph of tents and shipping containers in Hagley Park which were to be part of the Ellerslie International Flower Show. The show was cancelled in the aftermath of the 22 February 2011 earthquake.
University of Canterbury Vice-Chancellor Rod Carr, UCSA President Kohan McNab, and former Chancellor Rex Williams, speaking with a woman in the UCSA car park.
Photograph captioned by BeckerFraserPhotos, "25 Seabreeze Close, Bexley. View through the window shows the crack in the floor slab, and a pile of silt in the corner of the room".
A misaligned brick wall in front of a property with silt still piled up around it. During the earthquake, liquefaction drove silt to the surface where it erupted out of the ground like a volcano and formed a pile like the one seen here.
A flow chart depicting potential hazards earthquakes pose to coastal geography.
Buckled curbing along Jones Street in Kaiapoi. A pile of liquefaction can be seen in the foreground as well as a few plastic pipes. A number of portaloos line the street in the distance as well as road cones.
A photograph captioned by BeckerFraserPhotos, "A view down a driveway of houses on crazy angles. Liquefaction has been a problem here and slumping occurred under all these houses. The houses have been affected in different ways".
An abandoned residential property at 34 Waygreen Avenue in New Brighton. The front of the section is overgrown with weeds and silt from liquefaction. Cushions lie on the footpath. A blue sticker can be seen on the window.
The sunken footpath around the base of a power pole on Bracken Street in Avonside. Dry silt from liquefaction can be seen mixed in with the gravel around it as a result of the 4 September 2010 earthquake.
A view down New Brighton Road where silt from liquefaction still remains on the street curb. A power pole in the foreground is on a noticeable lean and a Port-a-loo can be seen to the right.
A report by Peter Almond, Thomas Wilson, Derrick Moot, Andre Eger, Fiona Shanhun and Zach Whitman. The report summarises trials undertaken to rehabilitate sediment-covered and blistered pasture paddocks throughout early- to mid- October 2010.
Damage to Medway Street in Richmond. The road surface is cracked and buckled, and covered in liquefaction silt. A temporary road sign restricting speed to 30 is visible, with road cones behind. The photographer comments, "Medway St, Woodchester Ave on right just beyond the 30 sign".
Damage to Christchurch city following the 22 February earthquake 2011. A crack in the road where the asphalt has lifted, possibly due to liquefaction. Cones have been placed along the crack to warn drivers of the irregular surface.
Severe damage on a New Brighton Road. It had to be reformed and raised up 40 cm. A pile of dried liquefaction has been shovelled onto the footpath. Road cones mark out the uneven surfaces on the road.
Photograph captioned by Fairfax, "Acland Ave and other nearby residents upset about houses that are green stickered being unliveable. They cannot access any relief funds. A meeting in the cul-de-sac where there are still piles of liquefaction".
A sand volcano in the Halswell Primary School grounds. Sand volcanoes were caused by liquefaction where the soil loses its strength during the earthquake and the silt rises upwards, ejecting out of a hole like magma in a volcano.
A photograph captioned by BeckerFraserPhotos, "Down this drive at 193 New Brighton Road a group of eight units are sitting at a variety of angles. It's very hard to know what is vertical. Look at the liquefaction".
Aerial footage of Christchurch recorded the day after the 22 February 2011 earthquake. The footage shows damage to the Smith City car park, the Cathedral of the Blessed Sacrament, the CTV Building, the PGC Building, the Durham Street Methodist Church, the Lyttelton Timeball Station, the roads alongside the Avon River, and the ChristChurch Cathedral. It also shows New Zealand Army road blocks outside the hospital, crushed buses on Colombo Street, a Royal New Zealand Navy vessel in Lyttelton Harbour, rock fall on the Summit Road, collapsed cliffs in Sumner and Redcliffs, tents set up in a park, flooding in New Brighton, and liquefaction in QEII Park.
An abandoned residential property at 20 Waygreen Avenue in New Brighton. The section is covered with weeds and silt from liquefaction. 'HM' has been spray painted in green on the front wall of the house. The gutter has partly flooded.
Photograph captioned by Fairfax, "Acland Ave and other nearby residents upset about houses that are green stickered but are unlivable and they cannot access any relief funds. A meeting in the cul-de-sac where there are still piles of liquefaction".
This report describes the earthquake hazard in Waimakariri district and gives details of historic earthquakes. It includes district-scale (1:250,000) active fault, ground shaking zone, liquefaction and landslide susceptibility maps. See Object Overview for background and usage information.
A view looking south down Waygreen Avenue in New Brighton. The footpath is covered with weeds and silt from liquefaction. Flooding can be seen along the edges of the road. A road cone stands in the middle of the road.
An abandoned residential property at 16 Waygreen Avenue in New Brighton. The front of the section is covered with weeds and silt from liquefaction. A pram, a baby's car seat, a skateboard, and a hose have been left in the driveway.
An abandoned residential property at 12 Waygreen Avenue in New Brighton. The section is covered with weeds and silt from liquefaction. A section of the driveway is partly flooded. Splinters of wood from the broken fence lie on the driveway.
An empty section where a house once stood at 27 Waygreen Avenue in New Brighton. The section has partly flooded and is overgrown with weeds and silt from liquefaction. An road cone sits to the left-hand side of the section.