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First off let’s explain what heave is and why this is bad for your build. When a tree is removed from the soil water is no longer being absorbed by the tree roots, meaning the soil will start to swell as it gets wet. Think of a puffer fish when it ‘puffs up’ and doubles in size!
Feb 09, Heave, the reverse of shrinkage, became particularly evident in the recovery of soils after the removal of dead elm trees during the ’s Dutch elm disease outbreak.
Tree removal can cause significant swelling in low permeability soils and it is often difficult to know how long it may take the ground to recover following tree/vegetation removal. Tree Removal Can Cause Ground Heave and it Can be Nasty. A tree removes a lot of water from the ground, it’s how they make their living. When a big tree has been in place for a long time the ground around it will be dry compared to other similar areas. The roots cover up to three times the area of the canopy removing water from a big bushleaning.barted Reading Time: 5 mins.
Nov 28, What is heave? When a tree is removed from the soil, water is no longer being absorbed by the tree roots meaning the soil will start to swell as it gets wet.
The soil can lift up with this swelling and if it leads to a greater volume than when the property was built, the foundations can shift. Sep 27, I am thinking of removing this tree in our front garden.
I have heard that tree removal can cause issues with ground heave. The tree is around m from the house. The soil is quite dark and peaty I think and there has previously been mining activity in.