This market is a mixed price market:

- item nº 1: preventive maintenance the contract is concluded at global and fixed price on the basis of the breakdown of the global and fixed price annexed to the act of engagement;

- item nº 2: corrective maintenance the contract is concluded at unit prices within the framework of a framework agreement with purchase orders without minimum amount nor maximum amount, by application of the prices fixed in the framework schedule of unit prices.

This market is a mixed price market:

- item nº 1: preventive maintenance the contract is concluded at global and fixed price on the basis of the breakdown of the global and fixed price annexed to the act of engagement;

- item nº 2: corrective maintenance the contract is concluded at unit prices within the framework of a framework agreement with purchase orders without minimum amount nor maximum amount, by application of the prices fixed in the framework schedule of unit prices.