Private
Completed
The following operations were carried out on various buildings covering a total area of about 80,000 sq. m.: aerophotogrammetric survey by drone after application for issuance of NOTAM by ENAC; taking of more than 13. 000 photos for creation of orthomosaics of the investigated roofs; intradossal survey of the structural elements of the roofs with the help of aerial platforms; historical-critical survey; plan of structural investigations with related assays carried out by qualified Testing Laboratory (load tests and tensile tests on steel bolts and profiles); numerical analysis with f.e.m. modeling for structural verification of the roofs.