A man who was allegedly involved in a fiery car crash on a busy freeway and then carjacked the good Samaritan who stopped to help has been caught by police. The 30-year-old driver was spotted walking through traffic erratically after allegedly crashing his green Nissan patrol into a light pole on the Mitchell Freeway in Perth at 5am on Friday. A construction worker, who only wanted to be known as Chad, was still wiping the sleep from his eyes when he saw the car explode into flames. The 30-year-old driver was spotted walking through traffic erratically after allegedly crashing his green Nissan patrol into a light pole on the Mitchell Freeway in Perth at 5am on Friday . The 35-year-old was one of several people to stop and try to help the driver. But while they were helping him and directing traffic, the man got into Chad's white Rodeo truck with the keys still in it and drove off. Chad described the man who stole the uninsured ute as a 'low life'. 'I wouldn't mind going a couple of rounds with him,' he said. The car explosed into flames after crashing into the light pole and caused major peak hour delays . Several people to stop and try to help the driver after he crashed and was spotted walking erratically through peak hour traffic . The early-morning wreck caused major peak hour traffic delays but has since been removed . The Rodeo truck has since been recovered by police and the man was arrested at a Morley home just hours after the accident. The early-morning wreck caused major peak hour traffic delays but has since been removed. Chad admitted he would still stop to help a person in need and he has been praised by police. Detective Constable Steven Waddell said Chad did the right thing by stopping to help. A construction worker, who only wanted to be known as Chad, was still wiping the sleep from his eyes when he saw the car explode into flames . As other drivers were helping the man and directing traffic, he allegedly got into Chad's white Rodeo truck with the keys still in it and drove off . Sorry we are not currently accepting comments on this article.
Driver, 30, allegedly crashed his car  on Perth's Mitchell Freeway on Friday . He was spotted walking through traffic erratically after crashing into pole . Number of people stopped to help including construction worker Chad . As they tried to help, driver allegedly carjacked Chad's white ute . Police have since arrested the driver and retrieved the stolen ute .