Ce Half Circle Road road stud reflectors For Pedestrian Sep 24, 2021 · ROAD MARKINGS SARTSM – VOL 2 MAY 2012 White (a) Fig 2.120 WM1 – Railway Crossing Ahead Symbol WM1 COLOURS: NOTES: 1 For details of the use refer to SADC-RTSM VOL 1, Chapter 7, page 7.3.1. 2 Only two sizes of symbol are recommended.