Assertion: pile | /r/HasProperty | placed with 75 to 150 mm
Facets:
value: together
type: MANNER
value: close
type: OTHER
value: between piles
type: LOCATION
Source sentences:
text: Piles can be placed close together, with 75 to 150 mm between piles (called a contiguous pile wall), or they can be placed so they overlap, to create a secant pile wall, which is often used to control migration of groundwater.