Hundreds of cars get flat tyres after truck spills scrap metal2 days ago Share Save Helen Sullivan BBC News Share SaveNew South Wales Rural Fire ServiceHundreds of cars were left with flat tyres after a truck travelling along one of Australia's busiest highways spilled 750kg (1,653lb) of sharp metal shards on the road. The truck travelled for 30km (18 miles) before the scrap metal spillage was detected, authorities said. Some emergency vehicles also had their tyres shredded, New South Wales Rural Fire Service said. New South Wales state police said the incident occurred on the M1 Pacific Motorway near Ourimbah, north of Sydney. New South Wales Rural Fire Service