An artificial anchor is a timber-and-earth built structure or it may be substituted with a heavier vehicle, such as tractor units, prime movers, loaded trucks, bulldozers, transporters, tanks, etc.
The timber-and-earth anchors are built as far from the recovering vehicle as possible. In winter and on hard ground, use an anchor of smaller dimensions.
After placing an anchor, backfill the dug-out with soil.
In frosty weather, pour on water and let it freeze.