The purpose of the contract is the cleaning service of buildings and equipment owned by the municipality of Sant Andreu de la Barca. Its characteristics are those specified in the Technical Specification.

The hiring of this service arises from the need to keep the municipal buildings subject to the contract in perfect state of cleanliness, which are listed in the Technical Specification, which also specifies the technical characteristics that must be taken into account for each of them, and their concrete uses.