The main objective of the services is to characterize the works constituting the structural heritage of Paris-la-Défense and to assist the latter on issues relating to structural investigations.

The services will include a diagnostic component with:

- non-destructive examinations,

- destructive examinations,

- tensioning of stay cables or prestressing cables by crossbow,

- core drilling,

- laboratory tests.

A 2 e part will consist in mentally supporting the buyer on the themes seen in 1 st shutter.

The main objective of the services is to characterize the works constituting the structural heritage of Paris-la-Défense and to assist the latter on issues relating to structural investigations.

The services will include a diagnostic component with:

- non-destructive examinations,

- destructive examinations,

- tensioning of stay cables or prestressing cables by crossbow,

- core drilling,

- laboratory tests.

A 2 e part will consist in mentally supporting the buyer on the themes seen in 1 st shutter.

This contract is made without minimum annual amount and with a maximum annual amount of EUR 1,600,000 excluding tax.