Sand volcanoes" in the Heathcote Estuary. The volcanoes were caused by liquefaction, where the soil lost its strength and water erupted out of the hole, taking silt with it.
Building rubble and liquefaction on the footpath outside the former Public Library on the corner of Hereford Street and Cambridge Terrace.
A "sand volcano" in the Heathcote Estuary. The volcano was caused by liquefaction, where the soil lost its strength and water erupted out of the hole, taking silt with it.
Workers repairing power lines on Settlers Crescent in Ferrymead. Liquefaction silt can be seen on the road surface.
A view down Gloucester Street, near Woodham Road. Piles of liquefaction silt and road cones line the road.
Ferry Road in Ferry Road. Liquefaction silt has been partly cleared from the road, but many traces remain.
A loader scraping liquefaction silt into a large pile in the car park of the Ferrymead Veterinary Clinic.
Liquefaction silt and broken paving in front of the floral clock in Victoria Square, seen through cordon fencing.
A loader scraping liquefaction silt into a large pile in the car park of the Ferrymead Veterinary Clinic.
A photograph of piles of silt on the side of a road in Christchurch. This has been dug out of people's properties and placed on the road to be picked up by the Council.
A photograph captioned by BeckerFraserPhotos, "24 Seabreeze Close, Bexley. The door is permanently open because of the liquefaction silt, but there is no-one home to welcome you in".
A typical "sand volcano" 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.
Liquefaction silt in the garden of a block of flats on the corner of Gayhurst Road and Locksley Avenue.
A large crack in the ground at Sullivan Park in Avonside which has resulted from the 4 September 2010 earthquake. Remnants of liquefaction silt can be seen around the edges of the crack.
Damage to River Road in Richmond. The road surface is badly cracked and slumped, and liquefaction silt covers part of the road. The photographer comments, "Liquefaction in River Rd. This is minor compared to many streets in town".
A large crack in the ground at Sullivan Park in Avonside which has resulted from the 4 September 2010 earthquake. Remnants of liquefaction silt can be seen around the edges of the crack.
Damage to Christchurch city following the 22 February earthquake 2011. A car sits in a hole created by liquefaction on Ferry Road. Piles of silt can be seen around the car.
A photograph of members of the Wellington Emergency Management Office Emergency Response Team examining the Southern Finance House on Montreal Street. Silt from liquefaction covers the footpath in front.
Residents and workers preparing for cleanup. Some are wearing face masks to protect themselves from the dust from liquefaction silt.
Residents and workers preparing for cleanup. Some are wearing face masks to protect themselves from the dust from liquefaction silt.
Residents and workers preparing for cleanup. Some are wearing face masks to protect themselves from the dust from liquefaction silt.
Liquefaction silt in the forecourt of the Challenge petrol station on the corner of Creswell Avenue and New Brighton Road.
A large crack in the ground at Sullivan Park in Avonside which has resulted from the 4 September 2010 earthquake. Remnants of liquefaction silt can be seen around the edges of the crack.
A large crack in the ground at Sullivan Park in Avonside which has resulted from the 4 September 2010 earthquake. Remnants of liquefaction silt can be seen around the edges of the crack.
A photograph of a sign outside a property in Christchurch. The sign reads, "Thanks for helping our city". Sandcastles have been made out of liquefaction silt on the footpath in front of the sign.
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.
Paradise ducks search for food among 'sand volcanoes' in the Heathcote Estuary. The volcanoes were caused by liquefaction where the soil lost its strength and water erupted out of the hole, taking silt with it.
Part of the forecourt at the Shell Shirley petrol station has lifted above the rest, after the underground petrol tanks were pushed upwards by liquefaction. Liquefaction silt covers the lower part of the forecourt. The photographer comments, "Tanks at Shell Shirley floated out of the ground".
Abandoned residential properties on Seabreeze Close in Bexley. The front yards and footpaths are covered with weeds and silt from liquefaction.
An abandoned residential property at 36 Waygreen Avenue in New Brighton. The section is overgrown with weeds and silt from liquefaction.