only subway trains with painted livery. Retirement Upon retirement from revenue service, several G-series cars were rebuilt or refitted for duties as subway work cars. 5068/5069 converted to grinder cars RT-36/RT-37 in 1991 and are now retired 5100/5101 converted to garbage cars RT38/RT39 in 1987 and were retired in 1998 5102/5103 converted to grinding cars RT-34/RT-35 and were retired after an accident with a T1 subway car in 2004 5104/5105 became tunnel washing units RT14/RT15 in 1988 and were retired in 1999 Scale models Two 1/16 scale models of cars 5042 and 5043 were commissioned by Sir Leslie Boyce of GRC&W and constructed by Bassett & Lowke, and have been located at Hillcrest and Greenwood at various times. The model cars are stored and on display at the Hillcrest Training Centre. See also 6000-series (CTA) Notes References G Gloucester multiple units Train-related introductions in 1954 600 V DC multiple units Electric multiple units of Canada