groundfilling
nounUK /ˈɡraʊndˌfɪlɪŋ/
US /ˈɡraʊndˌfɪlɪŋ/
Groundfilling is the work of putting dirt or sand into a hole to make the ground flat and strong.
The workers did the groundfilling before they built the new playground.
RELATED WORDS
OTHER MEANINGS
2. Material such as soil or rubble used to fill a hollow space in the ground.
Trucks brought groundfilling to the site to raise the low area.
3. The process of preparing land by adding layers of earth before building.
Proper groundfilling keeps the building from sinking.
4. In mining, waste rock used to fill empty tunnels or pits.
The miners used groundfilling to make the old tunnel safe.