"Having new rules will never stop those who don't care about safety."
The death toll from the Cuban air disaster rose to 111 on Monday as concern grew over the operations of the Mexican company that leased the 39-year old Boeing 737 to Cuba's airline.
Fifteen of the crash victims have been identified so far, officials said.
Crews were working on Friday to clear snow from the runway and the plane parking stands.
Pulse of poland
Scheduled to open in 2027, the new airport is hoped to become a regional hub and one of the largest international transfer airports in Europe.
Emirates has confirmed it will buy 20 A380 planes from Airbus with an option to order another sixteen.
Last year saw the least number of deaths in commercial plane accidents, according to the Aviation Safety Network.
As 2017 comes to an end, aviation giant Airbus is flying high.
The European plane-maker has confirmed three major new orders of its best-selling A320 aircraft in just two days.