The assignment includes condition registration of the buildings on properties expected to be affected by the vibrations from the works in connection with the extension of the project E134 Damåsen-Saggrenda. Installation of vibration meters and composition bolts on selected properties. The assignment also includes assistance to the contracting authority with consultancy in connection with received complaints as well as conduct post inspections and appraisal of documented damages, if any. Reports shall be presented for each property in connection with house inspections as well as vibration and composition measurements.