With further violent accidents to Jody Scheckter and Guy Tunmer, the drivers deemed the circuit not safe and refused to continue until fencing defects were remedied and the track improved, further helped by the support of mechanics who insisted no more practice be carried out.
Logo de novos violentos accidentes de Jody Scheckter e Guy Tunmer, os pilotos consideraron que o circuíto non era seguro e negáronse a continuar ata que se solucionasen os defectos nas barreiras e melloraran a pista, apoiados polos mecánicos que insistiron no cesamento das prácticas.