Compressed air system

For the compressed air system (pressed air mail), the code, type, owner, date of commissioning, condition/additional information and state of use (in use, not in use, not known) as well as the location track ID, track mileage location and location estimate shall be reported. Compressed air systems are part of the railway yard services and equipment. The material covers railways owned by the Finnish Transport Infrastructure Agency. The data source system is a track site management application (RATKO) in the track infrastructure management system.