A method and an arrangement for collecting and processing data related to road status

The invention relates to a method and arrangement for collecting and processing data related to road status of a network of roads. The method and arrangement comprises a process and means of collecting data from a plurality of vehicles and data from a stationary data collecting unit and providing information related to the road status to at least one user. The method and arrangement comprises the following steps and means for performing them: - collecting a first set of data from said plurality of vehicles, said first set of data indicating surrounding conditions in the vicinity of each respective vehicle. - collecting a second set of data indicating the position of each of said vehicles. - collecting a third set of data from said stationary data collecting unit, said third set of data indicating the surrounding conditions in the vicinity of said data collecting unit. - transferring said first, second and third sets of data to a central server unit being associated with a storage medium. - in said server unit, interpreting said first set of data in combination with said second and third set of data such that improved and local information related to road status for a coverage area of said data collecting unit is provided. - providing said information related to said road status to said user.