An annual GWV file is delivered/created, which describes the situation on 31-12 of a previous year. The GWV file contains the following sound-resistant objects: 1. Soundwalls 2. Sound screens 3. Tunnel entrances 4. The data in the GWV file consists of: 1. Geometry of the object 2. Descriptive characteristics of the object that are relevant to the sound-resistant function 3. Photos of the object The reason for the changes to the GWV file can be divided into 3 categories: 1. New facilities placed. 2. Changes due to the installation of smaller facilities or extension of existing facilities. 3. Changes due to the demolition of facilities.
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Some basic informations about API Store ®.
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