What was found
(AUS) PILOT REPORTED THAT LIFEJACKET MAIN WEBBING RESTRAINING STRAP WAS MISSING (FOUND ON FLOOR OF AIRCRAFT) - FURTHER CHECKING OF AIRCRAFT FLEET FOUND THAT THE STRAP WAS NOT ATTACHED (STITCHED) TO THE JACKET ON A FURTHER SIXTEEN LIFE JACKETS - ON THREE OFTHESE JACKETS THE STRAP WAS ROUTED THROUGH THE JACKET OUTER VALISE ONLY AND NOT THROUGH THE JACKET ATTACHMENT POINT -PERSONNEL/MAINTENANCE ERROR