Torino, March 1998 ANCIT WORKSHOP Site investigation and output of utilities maps using GPR (Ground Penetrating Radar) Giovanni Ciochetto Renato Polidoro

Torino, March 1998 ANCIT WORKSHOP Construction of underground infrastructures Exhaustive knowledge of the subsoil

Torino, March 1998 ANCIT WORKSHOP pre-existing documentation about works (e.g. laying of utilities, etc.) carried out in the area documentation made available by local authorities maps of existing utilities available from other Companies (e.g. gas, water, power …) Information available inconsistency between maps and real position of the utilities

Torino, March 1998 ANCIT WORKSHOP On- site investigation detection of the existing underground utilities, in particular the most dangerous ones (e.g. gas, power, high density TLC cables) production of precise and updated maps GPR

Torino, March 1998 ANCIT WORKSHOP Improvement in detection of buried utilities Automated output of utilities map Ground nature investigation Telecom Italia requirements RIS System

Torino, March 1998 ANCIT WORKSHOP RIS System

Torino, March 1998 ANCIT WORKSHOP multi antenna and multi channel array multi antenna and multi channel array powerful post-processing tools powerful post-processing tools direct connection with CAD and GIS systems direct connection with CAD and GIS systems RIS system main features

Torino, March 1998 ANCIT WORKSHOP Multiple radar section representation Multiple radar section representation

Torino, March 1998 ANCIT WORKSHOP Planimetric view of a pipe

Torino, March 1998 ANCIT WORKSHOP Post-processing software and CAD link

Torino, March 1998 ANCIT WORKSHOP On site GPR surveying Data processing Output of utilities map Updating of existing digital cartography

Torino, March 1998 ANCIT WORKSHOP Starting map of the area of interest

Torino, March 1998 ANCIT WORKSHOP Enlargement on CSELT buildings

Torino, March 1998 ANCIT WORKSHOP Detailed view of the road in which the survey was performed

Torino, March 1998 ANCIT WORKSHOP Results of the GPR surveying reported on the map

Torino, March 1998 ANCIT WORKSHOPConclusion Reduction of environmental and social impact of road works Use of new construction techniques (no dig) Exhaustive knowledge of the subsoil Development of a new GPR: the RIS system Improvement in utilities detection and automatic output of utilities maps Automatic updating of existing digital cartography