Assertion: duct | /r/HasProperty | installed in trench
Facets:
Source sentences:
text: Subsequently the forms 41 are removed and the ducts 35 may be installed in trenches extending between adjacent vaults and the ends thereof abutted against, or positioned in confrontation with, the shoulders 49.
text: Subsequently the forms 41 are removed and the ducts 35 may be installed in trenches extending between adjacent vaults and the ends thereof abutted against, or positioned in confrontation with, the shoulders 49.