Premium Content Subscriber only A motorbike rider is being assessed for critical injuries after a serious two-vehicle crash which closed a Bruce Highway off ramp for several hours. Emergency services were called to the Pumicestone Rd off ramp of the highway at Elimbah after the crash was reported at 9.40am. A Queensland Ambulance Service spokeswoman said a motorbike rider was assessed for critical injuries and that a high acuity response unit was required on scene.