Motorcyclist in critical condition after multiple motorbike crash at Lakeside Park Raceway north of Brisbane A MOTORCYLIST is in a critical condition after a multiple motorbike crash at the Lakeside Park raceway in Brisbane's north this afternoon. Paramedics and a doctor were called to the Pine Rivers raceway about 2.30pm where they found the rider with head and internal injuries. Another person was treated for neck and spinal injuries and both were rushed to Royal Brisbane and Women's Hospital. Two people also received minor scratches and were taken to Redcliffe Hospital.