The importance of track workers obeying site rules has been stressed after a man was hospitalised after being hit by a moving road-rail vehicle (RRV) and falling into the 'four foot' between the rails. 2024 June 26, “Network News: RAIB stresses importance of road-rail vehicle vehicle safety procedures”, in RAIL, number 1012, page 17:
(abbreviation, alt-of, initialism) Initialism of right renal vein.