A pothole in a road surface, showing tyre marks where a vehicle has driven through the hole. The photographer comments, "After the earthquake in Christchurch in February 2011 burst underground pipes and liquefaction caused unseen hollows under the road surfaces. Occasionally after all the rest have been exposed by traffic someone would find 'discover' a new one".
A photograph of an access hole in the middle of a road in the Horseshoe Lake District which has raised above the surface of the road. White spray-paint and a road cone have been used to alert drivers of the uneven surface.
Damage to the asphalt surface of a car park in Kaiapoi.
Spray paint on the footpath to mark out the uneven surface.
A photograph of the undulating surface of Main Road in Mt Pleasant.
A photograph of cracks and liquefaction in the surface of Hagley Park.
A photograph of the undulating surface of Main Road in Mt Pleasant.
A photograph of cracks and liquefaction in the surface of Hagley Park.
A street sign and road cone near the Avon River saying "Uneven Surface".
Spray painted marks on the footpath outside the Casino indicating cracks and uneven surfaces.
A damaged house with cracks down the wall sits on an uneven surface.
Two road cones mark out an uneven surface on the road. The hole is filled with water.
Workers repairing power lines on Settlers Crescent in Ferrymead. Liquefaction silt can be seen on the road surface.
A view down the Avon River in the city centre. A street sign marks out an uneven surface further down the street.
A damaged footpath in the Christchurch Botanic Gardens. Two orange cones have been placed on the damaged concrete to warn people of the uneven surface.
Damage to the footpath on Hereford Street. Yellow zigzags have been spray painted on the round to warn people of the irregular surface.
A man walks across his cracked and liquefaction-covered lawn in Richmond. The photographer comments, "Andy Corbin checks liquefaction and surface water in his lawn".
Children play on the netball court at Lyttelton Main primary school. The surface of the court has been warped by the earthquakes.
A view over the Avon River towards Oxford Terrace where the road is badly cracked and slumping towards the river. Road cones mark the uneven surface.
A view down Robson Avenue in Avonside showing damage to the road surface and the footpath that has resulted from the 4 September 2010 earthquake.
A view down Robson Avenue in Avonside showing damage to the road surface and the footpath that has resulted from the 4 September 2010 earthquake.
A road roller parked on the side of Banks Avenue. The street is under repair and has a gravel surface. The photographer comments, "Road works in Banks Avenue".
A photograph captioned by BeckerFraserPhotos, "A view looking along Poplar Lane. Two weeks earlier the surface of the lane was clear".
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, "Lateral spreading cracks in River Rd".
A photograph captioned by BeckerFraserPhotos, "The road surface of the Colombo Street bridge over the River Avon, showing the effect of compression".
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 portaloo sits outside a house on River Road. The road is under repair, and the tarmac has been removed leaving a gravel surface. The photographer comments, "Our old house was given a portaloo; I'm not sure why".
Codes spray-painted by the North Shore City Council rescue team on the driveway of a house in Dallington. The cement blocks of the driveway have lifted in the background, creating a cracked and uneven surface.
Dried liquefaction silt in North New Brighton. The photographer comments, "Here you can see the very fine surface layer of liquefaction starting to shrink, crack and then curl up on itself".
A damaged footpath along Worcester Boulevard outside the Christchurch Art Gallery. In several places along the footpath, the tiles have lifted, leaving an uneven surface. In the distance are crowds of people leaving the central city.