93 T ranspor tation Emergency Pr ocedures and Exits In large fx edwing air craf t each passenger seat is pr o vided with print ed inf ormation listing the emergency eq uipment carried and the location and operation of emergency e xits In smaller char t er air craf t there ma y be no emergency e xits P assenger s should be a w are of the location of lif e jack e ts or fo tation de vices on foat planes Cer tain authorities insist that lif e jack e ts be w orn when in fight o v er open w at er A seat belt is req uired f or e v er y passenger The seat belt must be secured during tak eof f and landing and whene v er considered necessar y b y the fight cre w In the e v ent of an accident correct use of a v ailable restraints and pr oper body positioning immedi at ely prior t o im pact can reduce the chances of serious injur y in a high im pact landing or a crash Occupants should ha v e their restraint syst ems securely f ast ened and tight ened t o a snug position at all times when seat ed Shoul der harnesses should alw a ys be used whene v er a v ailable When high im pact landing or crash is imminent cre w and passenger saf e ty can be fur ther enhanced b y assuming the f ollo wing body positions Seats w ith Lap Belt Only P asse nger s should lean o v er until their chest rests on their thighs and should att em pt t o pr o t ect f ace and upper body with an y garment a v ailable Their arms should be clasped t oge ther under their thighs t o hold this position F r ont seat passenger s must a v oid int er f ering with the fight contr ols Seats wit h Lap Belts and Shoulder Harnesses Occu pants should sit with their backs straight and against the seat back as much as possible If a manual iner tia reel lock is a v ailable and time and conditions permit the iner tia reel should be manually lock ed U nless hands are req uired on the fight con tr ols the arms should be used t o brace in the upright position F ast en seat belt on ent ering air craf t and lea v e it buckled until pilo t signals y ou t o ge t out