Costa will also limit access to a ship 's bridge during critical navigation phases , following a standard established by Cruise Lines International Association last month , and a new monitoring system will allow Costa to control the position and course of all of its ships in real time . New Costa safety rules allow crew members to issue orders . The new rule will also apply to the ship's captain and chief mate, who are responsible for maintaining order on board a ship. Access to a ship 's bridge will be limited during critical navigation phases .
New Costa safety rules allow crew members to issue orders . The new rule will also apply to the ship's captain and chief mate, who are responsible for maintaining order on board a ship. Access to a ship 's bridge will be limited during critical navigation phases .