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.
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.
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 Peter Almond (wearing high visibility jacket), Derrick Moot and contractor Tony Fisher of Fisher Agricultural Ltd. inspecting a dug-out soil pit on a farm near River Road in Lincoln.
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 Professor Derrick Moot inspecting 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.
A photograph of Professor Derrick Moot inspecting 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.
A photograph of Professor Derrick Moot inspecting 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.
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 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 photograph of contractor Tony Fisher of Fisher Agricultural Ltd. inspecting 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.
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.
A photograph of soil remediation work being carried out on a farm near River Road in Lincoln. The soil liquefied following treatment with a rotary hoe, but after four to five hours the soil regained much of its strength and was no longer jelly-like.
A video of a tractor on a farm near River Road in Lincoln. The tractor is making a several passes over a sand volcano 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 passing over a large sand volcano with a power harrow. This was one of several soil-remediation techniques tested on farms affected by the 4 September 2010 earthquake.
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 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 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.