Ground stability hazards around Greater London

London is a particular hotspot for subsidence. A large number of properties in the Greater London area are built on London Clay, which is one of the most shrinkable of soil types as it’s highly susceptible to changes in volume caused by variation in water content1. This is reflected in the deformation of ground by...

The hidden dangers of old mine workings

It was reported1 earlier today, that an unfortunate incident occurred with a farmer sadly being injured after falling into a sinkhole. The description of such hole is reported by the BBC as “a narrow throat, and then there was a large bulbous bottom”. Our mining experts instantly knew this related to an iron ore bell...

China Clay Mining

The St. Austell area in Cornwall is famous for its association with china clay where rich deposits of Kaolin have been mined over the centuries. The mines have been so ingrained into the Cornish economy that pretty much everybody in the local area either worked for companies involved in the china clay industry or had...

The clue is in the name

The maps plans and charts that the specialists at Mining Searches UK (MSUK) consider for mining risk assessments vary widely and can include written documents, plans and sections of underground workings and surface plans, even plans jotted down back of a cigarette packet style. As a result, the information shown on the plans is viewed...

Coastal retreat at Birling Gap

Coastal erosion is a hot topic at the moment, but it is nothing new. Groundsure have been thinking about coastal erosion for a long time; back in 2015 our Head of Product Development, Dominic Tubb, wrote an interesting piece on coastal retreat at Birling Gap utilising our high resolution historical mapping. Fast forward to today,...

The importance of accurate coastal erosion data

Groundsure GeoRisk reports utilise and visualise the latest National Coastal Erosion Risk Mapping (NCERM) from the Environment Agency and National Resources Wales to show exactly which areas will be at risk in both the scenario where local coastal defences are funded and maintained and additionally if defences were not present, or unfunded and abandoned (a...