Paragraph 13
The undertaker shall undertake monitoring of any protected property in respect of which a schedule of defects is required to be prepared under paragraph 12(1) above, and that monitoring shall consist of precise levelling of various points on the outside of the protected property and, if necessary, monitoring crack propagation.
Monitoring under sub-paragraph (1) above shall take place prior to the construction of the works and during the period that any settlement of the protected property is occurring and for a three month period after the monitoring indicates that the settlement has ceased and as soon as practicable after the monitoring results have been obtained the undertaker shall provide a copy of such results to the relevant oil company without charge.