How to import measurement data as "pre-construction survey"

If you have registered the data as "pre-construction survey":

• click on "Progress Management" in the under panel,
• click on "Add Data Layer",
• click on the radio button "Pre-Construction Topography(Base Topography)".

If you wish to re-register as pre-construction topography, delete the existing pre-construction topography data and follow the above procedure.　

Reference