Wheel falls off Yellow Line train and hits taxi, just 9 days after Pink Line conductor rail incidentPolice inspect the wheel that fell from a Yellow Line monorail train on Thepharak Road in Samut Prakan on Tuesday night. (Screenshot from Sorrayuth Suthassanachinda Kamakorn Khao Facebook page)A wheel fell off a Yellow Line monorail train and hit a taxi on Thepharak Road in Samut Prakan on Tuesday evening. It was reported that the Yellow Line service continued and the damaged train had already entered its depot. The 30.4-kilometre MRT Yellow Line serves Bangkok and Samut Prakan, with 23 stations along the Lat Phrao and Srinakarin Road corridors. The Yellow Line is operated by Eastern Bangkok Monorail Co Ltd and the Pink Line by Northern Bangkok Monorail Co Ltd.