The supervisor of the site where the sinkhole occurred on Saturday (July 26) said that the incident from the car sinking to the driver's rescue took place within five minutes.Site foreman Pitchai Udaiyappan Subbiah, 46, from Ohin Construction, told reporters on Sunday afternoon (July 27) that he and three other workers were at the PUB worksite at Tanjong Katong Road South, near One Amber condominium, when they heard a sound.«I went to see the road and one car with a (woman) was inside,» said Pitchai of the incident which occurred at around 5.50pm.He and three other workers immediately sprang into action to help rescue the driver from the hole.He added that she had opened the door herself, and appeared to be unhurt. The sinkhole was also dry at the time, he said, but later began filling up with water. Read more