A photograph of the result of a liquefaction blister that has been flattened with a rotary hoe on a farm near River Road in Lincoln.
A photograph of a tractor with a rotary hoe flattening a liquefaction blister on a farm near River Road in Lincoln.
A photograph of a tractor with a rotary hoe flattening a liquefaction blister on a farm near River Road in Lincoln.
A photograph of liquefaction emerging from freshly-harrowed soil on a farm near River Road in Lincoln.
A photograph of liquefaction emerging from freshly-harrowed soil on a farm near River Road in Lincoln.
A photograph of liquefaction emerging from freshly-harrowed soil on a farm near River Road in Lincoln.
A photograph of damaged land near River Road in Lincoln.
A photograph of damaged land near River Road in Lincoln.
A photograph of damaged land near River Road in Lincoln.
A video of a dug-out soil pit on a farm near River Road in Lincoln. There is a thick layer of saturated sand between the topsoil and the subsoil where the grass roots end. The saturated soil is collapsing as a result of contractor Tony Fisher, of Fisher Agriculture Ltd, having jumped lightly up and down on the edge of the pit.
A video of a dug-out soil pit on a farm near River Road in Lincoln. There is a thick layer of saturated sand between the topsoil and the subsoil where the grass roots end. The saturated soil is collapsing as a result of contractor Tony Fisher, of Fisher Agriculture Ltd, jumping lightly up and down on the edge of the pit.
A video of a tractor on a farm near River Road in Lincoln. The tractor is pulling a power harrow over a liquefaction blister. This was one of several soil-remediation techniques tested on farms affected by the 4 September 2010 earthquake.
A video of contractor Tony Fisher, of Fisher Agricultural Ltd, jumping lightly up and down on the edge of a dug-out soil pit on a farm near River Road in Lincoln. There is a thick layer of saturated sand between the topsoil and the subsoil where the grass roots end. The saturated soil starts to collapse as a result of the movement.
PDF slides from a presentation given by Dr. Thomas Wilson from the UC Geology department on 26 November 2010. The presentation was delivered at a public talk for the Rolleston community.
PDF slides from a presentation given by Dr. Thomas Wilson from the UC Geology department on 29 November 2010. The presentation was delivered at two public lectures, one at Lincoln University and another in Darfield.
PDF slides of a presentation given by Dr. Thomas Wilson from the UC Geology department in November 2010. The presentation was delivered at a GeoNZ conference in Auckland.
PDF slides from a presentation given by Dr. Thomas Wilson from the UC Geology department at the 2010 Canterbury Earthquake Recovery Forum.
PDF slides from a presentation given by Dr. Thomas Wilson from the UC Geology department on 22 November 2010. The presentation was delivered at a GeoNZ conference in Auckland.
A report by Thomas Wilson, Zach Whitman, Matt Cockcroft, Mike Finnemore, Peter Almond, Derrick Moot, et al on various remediation techniques for farms on the Greendale fault scarp. The purpose of the report was to brief the Rural Recovery Group on 20 September 2010.
A report by Thomas Wilson, Peter Almond, Derrick Moot, Zach Whitman, Rose Turnbull, et al summarising a reconnaissance survey of farms on the Greendale fault. The purpose of the report was to inform farm and societal recovery. It was presented at a Rural Recovery Group meeting on 13 September 2010.
A photograph of a rotary hoe being used to remediate a large sand volcano on a farm near River Road in Lincoln.
A photograph of a tractor with a rotary hoe flattening a liquefaction blister on a farm near River Road in Lincoln.
A photograph of a dug-out soil pit on a farm near River Road in Lincoln, showing saturated sand between the topsoil and the subsoil where the grass roots end.
A close-up video of liquefied soil on a farm near River Road in Lincoln. Contractor Tony Fisher, of Fisher Agricultural Ltd, is jumping lightly up and down to demonstrate the soil's jelly-like structure.
A photograph of a dug-out soil pit on a farm near River Road in Lincoln, showing saturated sand between the topsoil and the subsoil where the grass roots end.
A photograph of a dug-out soil pit on a farm near River Road in Lincoln, showing saturated sand between the topsoil and the subsoil where the grass roots end.
A photograph of a dug-out soil pit on a farm near River Road in Lincoln, showing saturated sand between the topsoil and the subsoil where the grass roots end.
PDF slides from a presentation given by Dr. Thomas Wilson from the UC Geology department on 18 November 2010 in Wellington. The presentation was delivered at a State Services Briefing at the Reserve Bank Seminar Room, and at a public talk for UC Alumni at the Wellington Club.
A photograph of damaged land near River Road in Lincoln.
A photograph of liquefaction emerging from freshly-harrowed soil on a farm near River Road in Lincoln.