TC reported wheel flat at Front DT car. ~~~~~ 3521 TC reported wheel flat at Front DT car.  521/522 checked/found all wheels having pitting & B1 wheel having multiple wheel flat (130mm x 30mm) & pitting. Notif 2299420 raised for wheel reprofiling. M/O 11123042 raised to RSDBSD to follow-up.  Alan/Shafie 44406 Name                          : UPD Support Team Date of Occurrence            : 29/07/2021 EMU / Equipment / Location    : 2521 / B1 Wheel Description of fault / cause  : Multiple Wheel Flat & pitting Measurements (if any)         : 130 x 30 mm Required Rectification        : Required Wheel Profilling