Geographical and historical survey

There is an increasing number of cases where historical investigations are conducted to dispel concerns about soil contamination during land transactions. A historical investigation is a service that examines how the land being considered for purchase was used in the past, using old maps and land registries, in order to assess the potential for soil contamination.

basic information

【Old Map Survey】 Investigate the changes in land use over time. 【Registry Survey】 Trace back to investigate the past owners of the land. 【Hearing with Authorities】 Check whether the site corresponds to specific facilities or factories as defined by laws and regulations. 【Field Survey】 Confirm on-site the layout of buildings, landfills of waste, and odors that cannot be verified through documents. 【Various Document Surveys】 Conduct detailed investigations on buildings confirmed through old maps and other sources, such as business directories.