Assertion: excavation | /r/HasProperty | filled to required level
Facets:
value: with suitable compacted fill
type: OTHER
Source sentences:
text: In this case the excavation must be taken to a deeper, more stable level, the unsuitable material removed, the ground at the lower level may need to be treated to ensure it has suitable load-bearing capacity, then the excavation back-filled to the required level with suitable compacted fill.