RACQ CareFlight Air Crewman Ben Trollope said the man suffered serious injuries after being thrown from his bike.
“He also had a major blood transfusion at the hospital.
“The truck struck the man and he was thrown around eight meters away from the truck but it’s fortunate that he didn’t go toward the truck or underneath.
“The accident occurred at Tweed Heads.
“We are preparing to airlift him to the PA Hospital in Brisbane for further treatment for his injuries.
“He’s currently in a critical but stable condition.”