It may be that the deviations shown on the Deviation Card are thought to be inaccurate, and no suitable transit bearings are available.
Ingenzeka ukuba izinxaxho esibonakaliswe kwikhadi lesinxaxhi zicingelwa ngokungathi azimanga kakuhle, kwaye akukho silalwuli sithuthi siphathwayo esifumanekayo.